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LPC8xx用シリアルコンソール


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Revision4 (tree)
Time2018-04-08 07:27:07
Authorkmorimatsu

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--- branches/con810/config.h (nonexistent)
+++ branches/con810/config.h (revision 4)
@@ -0,0 +1,23 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+/*
9+ * 'vsyncture' is set to get proper video signal construction frequency.
10+ * -4 <= vsynctune <= 4
11+ * After setting proper value, signal frequency of Pin #3 will be 16275 Hz.
12+ *
13+ */
14+#define vsynctune 0
15+
16+/*
17+ * 101 and 106 keyboard are supported.
18+ * Define either KEYBOARD101 or KEYBOARD106
19+ *
20+ */
21+
22+#define KEYBOARD101
23+//#define KEYBOARD106
--- branches/con810/cr_startup_lpc8xx.c (nonexistent)
+++ branches/con810/cr_startup_lpc8xx.c (revision 4)
@@ -0,0 +1,337 @@
1+//*****************************************************************************
2+// LPC8xx Microcontroller Startup code for use with LPCXpresso IDE
3+//
4+// Version : 130808
5+//*****************************************************************************
6+//
7+// Copyright(C) NXP Semiconductors, 2013
8+// All rights reserved.
9+//
10+// Software that is described herein is for illustrative purposes only
11+// which provides customers with programming information regarding the
12+// LPC products. This software is supplied "AS IS" without any warranties of
13+// any kind, and NXP Semiconductors and its licensor disclaim any and
14+// all warranties, express or implied, including all implied warranties of
15+// merchantability, fitness for a particular purpose and non-infringement of
16+// intellectual property rights. NXP Semiconductors assumes no responsibility
17+// or liability for the use of the software, conveys no license or rights under any
18+// patent, copyright, mask work right, or any other intellectual property rights in
19+// or to any products. NXP Semiconductors reserves the right to make changes
20+// in the software without notification. NXP Semiconductors also makes no
21+// representation or warranty that such application will be suitable for the
22+// specified use without further testing or modification.
23+//
24+// Permission to use, copy, modify, and distribute this software and its
25+// documentation is hereby granted, under NXP Semiconductors' and its
26+// licensor's relevant copyrights in the software, without fee, provided that it
27+// is used in conjunction with NXP Semiconductors microcontrollers. This
28+// copyright, permission, and disclaimer notice must appear in all copies of
29+// this code.
30+//*****************************************************************************
31+
32+#if defined (__cplusplus)
33+#ifdef __REDLIB__
34+#error Redlib does not support C++
35+#else
36+//*****************************************************************************
37+//
38+// The entry point for the C++ library startup
39+//
40+//*****************************************************************************
41+extern "C" {
42+ extern void __libc_init_array(void);
43+}
44+#endif
45+#endif
46+
47+#define WEAK __attribute__ ((weak))
48+#define ALIAS(f) __attribute__ ((weak, alias (#f)))
49+
50+//*****************************************************************************
51+#if defined (__cplusplus)
52+extern "C" {
53+#endif
54+
55+//*****************************************************************************
56+#if defined (__USE_CMSIS) || defined (__USE_LPCOPEN)
57+// Declaration of external SystemInit function
58+extern void SystemInit(void);
59+#endif
60+
61+//*****************************************************************************
62+//
63+// Forward declaration of the default handlers. These are aliased.
64+// When the application defines a handler (with the same name), this will
65+// automatically take precedence over these weak definitions
66+//
67+//*****************************************************************************
68+ void ResetISR(void);
69+WEAK void NMI_Handler(void);
70+WEAK void HardFault_Handler(void);
71+WEAK void SVC_Handler(void);
72+WEAK void PendSV_Handler(void);
73+WEAK void SysTick_Handler(void);
74+WEAK void IntDefaultHandler(void);
75+
76+//*****************************************************************************
77+//
78+// Forward declaration of the specific IRQ handlers. These are aliased
79+// to the IntDefaultHandler, which is a 'forever' loop. When the application
80+// defines a handler (with the same name), this will automatically take
81+// precedence over these weak definitions
82+//
83+//*****************************************************************************
84+void SPI0_IRQHandler(void) ALIAS(IntDefaultHandler);
85+void SPI1_IRQHandler(void) ALIAS(IntDefaultHandler);
86+void UART0_IRQHandler(void) ALIAS(IntDefaultHandler);
87+void UART1_IRQHandler(void) ALIAS(IntDefaultHandler);
88+void UART2_IRQHandler(void) ALIAS(IntDefaultHandler);
89+void I2C_IRQHandler(void) ALIAS(IntDefaultHandler);
90+void SCT_IRQHandler(void) ALIAS(IntDefaultHandler);
91+void MRT_IRQHandler(void) ALIAS(IntDefaultHandler);
92+void CMP_IRQHandler(void) ALIAS(IntDefaultHandler);
93+void WDT_IRQHandler(void) ALIAS(IntDefaultHandler);
94+void BOD_IRQHandler(void) ALIAS(IntDefaultHandler);
95+void WKT_IRQHandler(void) ALIAS(IntDefaultHandler);
96+void PININT0_IRQHandler(void) ALIAS(IntDefaultHandler);
97+void PININT1_IRQHandler(void) ALIAS(IntDefaultHandler);
98+void PININT2_IRQHandler(void) ALIAS(IntDefaultHandler);
99+void PININT3_IRQHandler(void) ALIAS(IntDefaultHandler);
100+void PININT4_IRQHandler(void) ALIAS(IntDefaultHandler);
101+void PININT5_IRQHandler(void) ALIAS(IntDefaultHandler);
102+void PININT6_IRQHandler(void) ALIAS(IntDefaultHandler);
103+void PININT7_IRQHandler(void) ALIAS(IntDefaultHandler);
104+//*****************************************************************************
105+//
106+// The entry point for the application.
107+// __main() is the entry point for Redlib based applications
108+// main() is the entry point for Newlib based applications
109+//
110+//*****************************************************************************
111+#if defined (__REDLIB__)
112+extern void __main(void);
113+#else
114+extern int main(void);
115+#endif
116+//*****************************************************************************
117+//
118+// External declaration for the pointer to the stack top from the Linker Script
119+//
120+//*****************************************************************************
121+extern void _vStackTop(void);
122+
123+//*****************************************************************************
124+#if defined (__cplusplus)
125+} // extern "C"
126+#endif
127+//*****************************************************************************
128+//
129+// The vector table.
130+// This relies on the linker script to place at correct location in memory.
131+//
132+//*****************************************************************************
133+extern void (* const g_pfnVectors[])(void);
134+__attribute__ ((section(".isr_vector")))
135+void (* const g_pfnVectors[])(void) = {
136+ // Core Level - CM0plus
137+ &_vStackTop, // The initial stack pointer
138+ ResetISR, // The reset handler
139+ NMI_Handler, // The NMI handler
140+ HardFault_Handler, // The hard fault handler
141+ 0, // Reserved
142+ 0, // Reserved
143+ 0, // Reserved
144+ 0, // Reserved
145+ 0, // Reserved
146+ 0, // Reserved
147+ 0, // Reserved
148+ SVC_Handler, // SVCall handler
149+ 0, // Reserved
150+ 0, // Reserved
151+ PendSV_Handler, // The PendSV handler
152+ SysTick_Handler, // The SysTick handler
153+
154+ // Chip Level - LPC8xx
155+ SPI0_IRQHandler, // SPI0 controller
156+ SPI1_IRQHandler, // SPI1 controller
157+ 0, // Reserved
158+ UART0_IRQHandler, // UART0
159+ UART1_IRQHandler, // UART1
160+ UART2_IRQHandler, // UART2
161+ 0, // Reserved
162+ 0, // Reserved
163+ I2C_IRQHandler, // I2C controller
164+ SCT_IRQHandler, // Smart Counter Timer
165+ MRT_IRQHandler, // Multi-Rate Timer
166+ CMP_IRQHandler, // Comparator
167+ WDT_IRQHandler, // PIO1 (0:11)
168+ BOD_IRQHandler, // Brown Out Detect
169+ 0, // Reserved
170+ WKT_IRQHandler, // Wakeup timer
171+ 0, // Reserved
172+ 0, // Reserved
173+ 0, // Reserved
174+ 0, // Reserved
175+ 0, // Reserved
176+ 0, // Reserved
177+ 0, // Reserved
178+ 0, // Reserved
179+ PININT0_IRQHandler, // PIO INT0
180+ PININT1_IRQHandler, // PIO INT1
181+ PININT2_IRQHandler, // PIO INT2
182+ PININT3_IRQHandler, // PIO INT3
183+ PININT4_IRQHandler, // PIO INT4
184+ PININT5_IRQHandler, // PIO INT5
185+ PININT6_IRQHandler, // PIO INT6
186+ PININT7_IRQHandler, // PIO INT7
187+}; /* End of g_pfnVectors */
188+
189+//*****************************************************************************
190+// Functions to carry out the initialization of RW and BSS data sections. These
191+// are written as separate functions rather than being inlined within the
192+// ResetISR() function in order to cope with MCUs with multiple banks of
193+// memory.
194+//*****************************************************************************
195+__attribute__ ((section(".after_vectors")))
196+void data_init(unsigned int romstart, unsigned int start, unsigned int len) {
197+ unsigned int *pulDest = (unsigned int*) start;
198+ unsigned int *pulSrc = (unsigned int*) romstart;
199+ unsigned int loop;
200+ for (loop = 0; loop < len; loop = loop + 4)
201+ *pulDest++ = *pulSrc++;
202+}
203+
204+__attribute__ ((section(".after_vectors")))
205+void bss_init(unsigned int start, unsigned int len) {
206+ unsigned int *pulDest = (unsigned int*) start;
207+ unsigned int loop;
208+ for (loop = 0; loop < len; loop = loop + 4)
209+ *pulDest++ = 0;
210+}
211+
212+//*****************************************************************************
213+// The following symbols are constructs generated by the linker, indicating
214+// the location of various points in the "Global Section Table". This table is
215+// created by the linker via the Code Red managed linker script mechanism. It
216+// contains the load address, execution address and length of each RW data
217+// section and the execution and length of each BSS (zero initialized) section.
218+//*****************************************************************************
219+extern unsigned int __data_section_table;
220+extern unsigned int __data_section_table_end;
221+extern unsigned int __bss_section_table;
222+extern unsigned int __bss_section_table_end;
223+
224+
225+//*****************************************************************************
226+// Reset entry point for your code.
227+// Sets up a simple runtime environment and initializes the C/C++
228+// library.
229+//*****************************************************************************
230+__attribute__ ((section(".after_vectors")))
231+void
232+ResetISR(void) {
233+
234+ //
235+ // Copy the data sections from flash to SRAM.
236+ //
237+ unsigned int LoadAddr, ExeAddr, SectionLen;
238+ unsigned int *SectionTableAddr;
239+
240+ // Load base address of Global Section Table
241+ SectionTableAddr = &__data_section_table;
242+
243+ // Copy the data sections from flash to SRAM.
244+ while (SectionTableAddr < &__data_section_table_end) {
245+ LoadAddr = *SectionTableAddr++;
246+ ExeAddr = *SectionTableAddr++;
247+ SectionLen = *SectionTableAddr++;
248+ data_init(LoadAddr, ExeAddr, SectionLen);
249+ }
250+ // At this point, SectionTableAddr = &__bss_section_table;
251+ // Zero fill the bss segment
252+ while (SectionTableAddr < &__bss_section_table_end) {
253+ ExeAddr = *SectionTableAddr++;
254+ SectionLen = *SectionTableAddr++;
255+ bss_init(ExeAddr, SectionLen);
256+ }
257+#if defined (__USE_CMSIS) || defined (__USE_LPCOPEN)
258+ SystemInit();
259+#endif
260+
261+#if defined (__cplusplus)
262+ //
263+ // Call C++ library initialisation
264+ //
265+ __libc_init_array();
266+#endif
267+
268+#if defined (__REDLIB__)
269+ // Call the Redlib library, which in turn calls main()
270+ __main() ;
271+#else
272+ main();
273+#endif
274+
275+ //
276+ // main() shouldn't return, but if it does, we'll just enter an infinite loop
277+ //
278+ while (1) {
279+ ;
280+ }
281+}
282+
283+//*****************************************************************************
284+// Default exception handlers. Override the ones here by defining your own
285+// handler routines in your application code.
286+//*****************************************************************************
287+__attribute__ ((section(".after_vectors")))
288+void NMI_Handler(void)
289+{
290+ while(1)
291+ {
292+ }
293+}
294+__attribute__ ((section(".after_vectors")))
295+void HardFault_Handler(void)
296+{
297+ while(1)
298+ {
299+ }
300+}
301+__attribute__ ((section(".after_vectors")))
302+void SVC_Handler(void)
303+{
304+ while(1)
305+ {
306+ }
307+}
308+__attribute__ ((section(".after_vectors")))
309+void PendSV_Handler(void)
310+{
311+ while(1)
312+ {
313+ }
314+}
315+__attribute__ ((section(".after_vectors")))
316+void SysTick_Handler(void)
317+{
318+ while(1)
319+ {
320+ }
321+}
322+
323+//*****************************************************************************
324+//
325+// Processor ends up here if an unexpected interrupt occurs or a specific
326+// handler is not present in the application code.
327+//
328+//*****************************************************************************
329+__attribute__ ((section(".after_vectors")))
330+void IntDefaultHandler(void)
331+{
332+ while(1)
333+ {
334+ }
335+}
336+
337+
--- branches/con810/display.c (nonexistent)
+++ branches/con810/display.c (revision 4)
@@ -0,0 +1,173 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+#include "./prototypes.h"
9+
10+volatile unsigned char vram[768];
11+
12+int g_cursor=0;
13+unsigned char g_cursor_char=0;
14+int g_blink_cursor_counter=2048;
15+
16+inline void blink_cursor(){
17+ if (2048<=g_blink_cursor_counter) {
18+ if (g_blink_cursor_counter & 1) {
19+ vram[g_cursor]=g_cursor_char;
20+ g_blink_cursor_counter=0;
21+ } else {
22+ vram[g_cursor]=0x5f;
23+ g_blink_cursor_counter=1;
24+ }
25+ } else {
26+ g_blink_cursor_counter+=2;
27+ }
28+}
29+
30+inline void print_char(unsigned char ascii){
31+ static unsigned char prev_ascii=0;
32+ // Reset cursor blinking
33+ g_blink_cursor_counter=2048;
34+ vram[g_cursor]=g_cursor_char;
35+ // Investigate ascii code
36+ switch(ascii){
37+ case 0x00: // Null
38+ break;
39+ case 0x07: // Bell
40+ // Currently do nothing.
41+ break;
42+ case 0x0a: // LF
43+ if (prev_ascii==0x0d) break; // Ignore if the previous ascii code is CR (0x0d).
44+ case 0x0d: // CR
45+ g_cursor&=~(32-1);
46+ g_cursor+=32;
47+ break;
48+ case 0x08: // BS
49+ g_cursor--;
50+ if (g_cursor<0) g_cursor=0;
51+ vram[g_cursor]=0;
52+ break;
53+ case 0x7f: // DEL
54+ // Currently do nowhing.
55+ break;
56+ case 0x11: // left
57+ if (0<g_cursor) g_cursor--;
58+ break;
59+ case 0x12: // up
60+ if (32<=g_cursor) g_cursor-=32;
61+ break;
62+ case 0x13: // right
63+ g_cursor++;
64+ break;
65+ case 0x14: // down
66+ g_cursor+=32;
67+ break;
68+ default:
69+ if (0x20<=ascii && ascii<0x80) {
70+ // Valid character.
71+ // Let's convert to graphic code
72+ ascii-=0x20;
73+ } else {
74+ // Invalid character. Show '?'
75+ ascii=0x1f;
76+ }
77+ // Show the character at the cursor position.
78+ vram[g_cursor]=ascii;
79+ // Shift the cursor.
80+ g_cursor++;
81+ break;
82+ }
83+ // Check if scroll up is needed.
84+ if ((32*24-1)<g_cursor) {
85+ int i;
86+ // Scroll up
87+ for(i=0;i<32*(24-1);i++){
88+ vram[i]=vram[i+32];
89+ }
90+ // Clear the last line.
91+ for(i=32*(24-1);i<(32*24);i++){
92+ vram[i]=0;
93+ }
94+ // Set the cursor position to lower left.
95+ g_cursor=32*(24-1);
96+ }
97+ prev_ascii=ascii;
98+ g_cursor_char=vram[g_cursor];
99+}
100+
101+
102+/*
103+ * The following cgrom data is constructed by using 'Misaki' 8x8 font.
104+ * http://www.geocities.jp/littlimi/misaki.htm
105+ *
106+ */
107+
108+const unsigned char cgrom[]={
109+
110+ // line #0
111+ 0x00,0x10,0xd8,0x14,0x08,0x42,0x30,0xc0,0x02,0x80,0x10,0x10,0x00,0x00,0x00,0x02,
112+ 0x3c,0x10,0x3c,0x3c,0x04,0x7e,0x3c,0x7e,0x3c,0x3c,0x00,0x00,0x02,0x00,0x80,0x3c,
113+ 0x38,0x10,0x7c,0x1c,0x78,0x7e,0x7e,0x1c,0x42,0x38,0x02,0x42,0x40,0x82,0x42,0x18,
114+ 0x7c,0x18,0x7c,0x3c,0xfe,0x42,0x82,0x82,0x82,0x82,0x7e,0x0e,0x80,0xe0,0x10,0x00,
115+ 0x20,0x00,0x40,0x00,0x04,0x00,0x0c,0x00,0x40,0x10,0x08,0x20,0x30,0x00,0x00,0x00,
116+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x10,0xc0,0x00,0xaa,
117+
118+ // line #1
119+ 0x00,0x10,0x48,0x7e,0x3e,0xa4,0x48,0x40,0x04,0x40,0x54,0x10,0x00,0x00,0x00,0x04,
120+ 0x42,0x30,0x42,0x42,0x0c,0x40,0x42,0x02,0x42,0x42,0x30,0x30,0x04,0x00,0x40,0x42,
121+ 0x44,0x28,0x42,0x22,0x44,0x40,0x40,0x22,0x42,0x10,0x02,0x44,0x40,0xc6,0x62,0x24,
122+ 0x42,0x24,0x42,0x42,0x10,0x42,0x82,0x92,0x44,0x44,0x02,0x08,0x40,0x20,0x28,0x00,
123+ 0x10,0x00,0x40,0x00,0x04,0x00,0x10,0x00,0x40,0x00,0x00,0x20,0x10,0x00,0x00,0x00,
124+ 0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x20,0x00,0x55,
125+
126+ // line #2
127+ 0x00,0x10,0x90,0x28,0x48,0x48,0x50,0x80,0x08,0x20,0x38,0x10,0x00,0x00,0x00,0x08,
128+ 0x42,0x10,0x02,0x02,0x14,0x7c,0x40,0x04,0x42,0x42,0x30,0x30,0x08,0xfe,0x20,0x02,
129+ 0x9a,0x28,0x42,0x40,0x42,0x40,0x40,0x40,0x42,0x10,0x02,0x48,0x40,0xaa,0x52,0x42,
130+ 0x42,0x42,0x42,0x40,0x10,0x42,0x44,0x92,0x28,0x28,0x04,0x08,0x20,0x20,0x00,0x00,
131+ 0x00,0x38,0x58,0x38,0x34,0x38,0x38,0x3c,0x58,0x10,0x08,0x24,0x10,0x68,0x58,0x38,
132+ 0x78,0x3c,0x58,0x3c,0x78,0x44,0x44,0x44,0x44,0x44,0x7c,0x08,0x10,0x20,0x60,0xaa,
133+
134+ // line #3
135+ 0x00,0x10,0x00,0x28,0x3c,0x10,0x24,0x00,0x08,0x20,0x10,0xfe,0x00,0xfe,0x00,0x10,
136+ 0x42,0x10,0x0c,0x1c,0x24,0x42,0x7c,0x08,0x3c,0x3e,0x00,0x00,0x10,0x00,0x10,0x0c,
137+ 0xaa,0x44,0x7c,0x40,0x42,0x7c,0x7c,0x4e,0x7e,0x10,0x02,0x50,0x40,0xaa,0x4a,0x42,
138+ 0x7c,0x42,0x7c,0x3c,0x10,0x42,0x44,0xaa,0x10,0x10,0x08,0x08,0x10,0x20,0x00,0x00,
139+ 0x00,0x04,0x64,0x44,0x4c,0x44,0x10,0x44,0x64,0x10,0x08,0x28,0x10,0x54,0x64,0x44,
140+ 0x44,0x44,0x64,0x40,0x20,0x44,0x44,0x54,0x28,0x28,0x08,0x10,0x10,0x10,0x92,0x55,
141+
142+ // line #4
143+ 0x00,0x10,0x00,0x28,0x12,0x24,0x54,0x00,0x08,0x20,0x38,0x10,0xc0,0x00,0x00,0x20,
144+ 0x42,0x10,0x30,0x02,0x44,0x02,0x42,0x08,0x42,0x02,0x30,0x30,0x08,0xfe,0x20,0x10,
145+ 0xb4,0x7c,0x42,0x40,0x42,0x40,0x40,0x42,0x42,0x10,0x02,0x68,0x40,0x92,0x46,0x42,
146+ 0x40,0x4a,0x48,0x02,0x10,0x42,0x28,0xaa,0x28,0x10,0x10,0x08,0x08,0x20,0x00,0x00,
147+ 0x00,0x3c,0x44,0x40,0x44,0x7c,0x10,0x3c,0x44,0x10,0x08,0x30,0x10,0x54,0x44,0x44,
148+ 0x78,0x3c,0x40,0x38,0x20,0x44,0x28,0x54,0x10,0x28,0x10,0x08,0x10,0x20,0x0c,0xaa,
149+
150+ // line #5
151+ 0x00,0x00,0x00,0xfc,0x7c,0x4a,0x88,0x00,0x04,0x40,0x54,0x10,0x40,0x00,0xc0,0x40,
152+ 0x42,0x10,0x40,0x42,0x7e,0x42,0x42,0x10,0x42,0x42,0x30,0x10,0x04,0x00,0x40,0x00,
153+ 0x40,0x82,0x42,0x22,0x44,0x40,0x40,0x22,0x42,0x10,0x42,0x44,0x40,0x92,0x42,0x24,
154+ 0x40,0x24,0x44,0x42,0x10,0x42,0x28,0x44,0x44,0x10,0x20,0x08,0x04,0x20,0x00,0x00,
155+ 0x00,0x44,0x44,0x44,0x44,0x40,0x10,0x04,0x44,0x10,0x48,0x28,0x10,0x54,0x44,0x44,
156+ 0x40,0x04,0x40,0x04,0x24,0x4c,0x28,0x28,0x28,0x10,0x20,0x08,0x10,0x20,0x00,0x55,
157+
158+ // line #6
159+ 0x00,0x10,0x00,0x50,0x10,0x84,0x76,0x00,0x02,0x80,0x10,0x10,0x80,0x00,0xc0,0x80,
160+ 0x3c,0x38,0x7e,0x3c,0x04,0x3c,0x3c,0x10,0x3c,0x3c,0x00,0x20,0x02,0x00,0x80,0x10,
161+ 0x38,0x82,0x7c,0x1c,0x78,0x7e,0x40,0x1c,0x42,0x38,0x3c,0x42,0x7e,0x82,0x42,0x18,
162+ 0x40,0x1a,0x42,0x3c,0x10,0x3c,0x10,0x44,0x82,0x10,0x7e,0x0e,0x02,0xe0,0x00,0xfe,
163+ 0x00,0x3c,0x78,0x38,0x3c,0x38,0x10,0x38,0x44,0x10,0x30,0x24,0x10,0x54,0x44,0x38,
164+ 0x40,0x04,0x40,0x78,0x18,0x34,0x10,0x28,0x44,0x60,0x7c,0x06,0x10,0xc0,0x00,0xaa,
165+
166+ // line #7
167+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
168+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
169+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
170+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
171+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
172+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x55,
173+};
--- branches/con810/main.c (nonexistent)
+++ branches/con810/main.c (revision 4)
@@ -0,0 +1,98 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+#include "LPC8xx.h"
9+#include "./prototypes.h"
10+
11+/* Configure for 24 MHz internal clock.
12+ * Copy and paste following lines to system_LPC8xx.c
13+#define CLOCK_SETUP 1
14+#define SYSOSCCTRL_Val 0x00000000 // Reset: 0x000
15+#define WDTOSCCTRL_Val 0x00000000 // Reset: 0x000
16+#define SYSPLLCTRL_Val 0x00000001 // Reset: 0x000
17+#define SYSPLLCLKSEL_Val 0x00000000 // Reset: 0x000
18+#define MAINCLKSEL_Val 0x00000003 // Reset: 0x000
19+#define SYSAHBCLKDIV_Val 0x00000001 // Reset: 0x001
20+ */
21+
22+int main(void) {
23+ // Force the counter to be placed into memory
24+ volatile static int i = 0 ;
25+ // Wait for ~1 second for possible programming (is this required?).
26+ for(i=0;i<2097152;i++);
27+
28+ // Switch matrix settings
29+ /* Enable SWM clock */
30+ LPC_SYSCON->SYSAHBCLKCTRL |= (1<<7);
31+ /* U0_TXD at P0.0 */
32+ /* U0_RXD at p0.4 */
33+ LPC_SWM->PINASSIGN0 = 0xffff0004;
34+ /* SPI0_MOSI at P0.2*/
35+ LPC_SWM->PINASSIGN4 = 0xffffff02;
36+ /* SCT CTOUT_0 at P0.3*/
37+ LPC_SWM->PINASSIGN6 = 0x03ffffff;
38+ /* Pin Assign 1 bit Configuration */
39+ LPC_SWM->PINENABLE0 = 0xffffffff;
40+ /* Switch Matrix can be disabled to save current */
41+ LPC_SYSCON->SYSAHBCLKCTRL &= ~(1<<7);
42+
43+ // Note; P0.1 (pin #5) and P0.5 (pin #1) are input GPIO with pull-up in default.
44+
45+ // Initialize NTSC
46+ ntsc_init();
47+
48+ // Initialize UART
49+ uart_init();
50+
51+ // Main loop
52+ while(1) {
53+ int videoline=g_videoline;
54+ if (44<=videoline && videoline<=236) {
55+ // Disable input from PS/2 keyboard when generating video signal.
56+ // Note that video signal outputs in lines 45-236.
57+ disallow_ps2();
58+ } else {
59+ // Enable input from PS/2 keyboard when not generating video signal.
60+ allow_ps2();
61+ }
62+ switch(videoline & 3){
63+ case 0:
64+ // Serial output if PS/2 signal has been completed.
65+ // This happens every 11 lines in maximum PS/2 keyboard speed.
66+ completed_ps2();
67+ break;
68+ case 1:
69+ // Check serial output
70+ // This happens every 11 lines in maximum PS/2 keyboard speed.
71+ check_txdata();
72+ break;
73+ case 2:
74+ // Check serial input
75+ // This happens every 16 lines in maximum frequency of UART input.
76+ check_rxdata();
77+ break;
78+ case 3:
79+ // Blink cursor
80+ blink_cursor();
81+ break;
82+ }
83+ // Remaining time is dedicated to receiving PS/2 signal.
84+ // PS/2 signal comes every line in maximum PS/2 keyboard speed.
85+ // Therefore, to receive correct data just after falling clock signal from PS/2 keyboard,
86+ // the PS/2 signal must be checked more than twice in a line, i.e. before changing data signal.
87+ while(LPC_SCT->COUNT_H < 750){
88+ // Check PS/2 signal until the half of line
89+ check_ps2();
90+ }
91+ while(750<=LPC_SCT->COUNT_H){
92+ // Check PS/2 signal until the end of line
93+ check_ps2();
94+ }
95+ }
96+ return 0 ;
97+}
98+
--- branches/con810/ntsc.c (nonexistent)
+++ branches/con810/ntsc.c (revision 4)
@@ -0,0 +1,159 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+#include "LPC8xx.h"
9+
10+#include "./sct_fsm.h"
11+
12+#include "./prototypes.h"
13+#include "./config.h"
14+
15+#define vsync1523 (1523+(vsynctune)*4)
16+#define vsync54 (54)
17+#define vsync761 (761+(vsynctune)*2)
18+#define vsync816 (816+(vsynctune)*2)
19+#define vsync648 (648+(vsynctune)*2)
20+#define vsync1410 (1410+(vsynctune)*4)
21+#define vsync112 (112)
22+
23+volatile int g_videoline=0;
24+
25+
26+/* Video sync signal construction
27+ * 1 line: 1524 (+/- 16) clocks (15748 Hz; 63.5 usec)
28+ *
29+ * line #0-#2
30+ * ________ ________
31+ * |__| |__|
32+ * 2.3 usec 2.3 usec
33+ * | | |
34+ * 55 761 816
35+ *
36+ *
37+ * line #3-#5
38+ * ___ ___
39+ * |_______| |_______|
40+ * 4.7 usec 4.7 usec
41+ * | | |
42+ * 648 761 1410
43+ *
44+ * line #6-#8
45+ * ________ ________
46+ * |__| |__|
47+ * 2.3 usec 2.3 usec
48+ * | | |
49+ * 55 761 816
50+ *
51+ * line #9-#261
52+ * ___________________
53+ * |___|
54+ * 4.7 usec
55+ * |
56+ * 112
57+ *
58+ * This must produces 16275 Hz sync signal.
59+ *
60+ */
61+
62+void ntsc_init(void) {
63+ // enable the SCT and SPI clocks
64+ LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 8) | (1<<11);
65+
66+ // Initialize video sync routines using SCT
67+ sct_fsm_init ();
68+ LPC_SCT->MATCH_L[1] = vsync54;
69+ LPC_SCT->MATCHREL_L[1] = vsync54;
70+ LPC_SCT->MATCH_L[2] = vsync761;
71+ LPC_SCT->MATCHREL_L[2] = vsync761;
72+ LPC_SCT->MATCH_L[3] = vsync1410;
73+ LPC_SCT->MATCHREL_L[3] = vsync1410;
74+ LPC_SCT->MATCH_L[0] = vsync1410+1;
75+ LPC_SCT->MATCHREL_L[0] = vsync1410+1;
76+ LPC_SCT->MATCH_H[0] = vsync1523;
77+ LPC_SCT->MATCHREL_H[0] = vsync1523;
78+
79+ // Enable SCT interrupt
80+ NVIC_EnableIRQ(SCT_IRQn);
81+
82+ // unhalt the SCT by clearing bit 2 and bit 18 of the unified CTRL register
83+ LPC_SCT->CTRL_U &= ~((1<<2) | (1<<18));
84+
85+ // SPI initialization
86+ LPC_SPI0->DIV = 4-1; //SPI bitrate = system clock/4 (6 MHz)
87+ LPC_SPI0->DLY = 0; //no added delays
88+ LPC_SPI0->INTENCLR = 0x3F; //disable all interrupts
89+ LPC_SPI0->TXCTRL = (16-1)<<24 | 1<<22; //16 bit frame,ignore RX data
90+ LPC_SPI0->CFG = 0<<8 | 0<<7 | 0<<5 | 0<<4 | 0<<3 | 1<<2 | 1<<0; //SSEL=0,no loop,CPOL=0,CPHA=0,MSB,master,enable
91+ //NVIC_EnableIRQ(SPI0_IRQn); //Don't use SPI0 interrupts
92+
93+ // Initialize VRAM
94+ int i;
95+ for (i=0;i<768;i++){
96+ //vram[i]=i%0x60;
97+ vram[i]=0;
98+ }
99+
100+}
101+
102+void SCT_IRQHandler (void) {
103+ uint32_t status = LPC_SCT->EVFLAG;
104+
105+ // Control sync signal timing.
106+ switch (g_videoline) {
107+ case 0:
108+ LPC_SCT->MATCH_L[1] = vsync54;
109+ LPC_SCT->MATCHREL_L[1] = vsync54;
110+ LPC_SCT->MATCH_L[0] = vsync1410+1;
111+ LPC_SCT->MATCHREL_L[0] = vsync1410+1;
112+ break;
113+ case 3:
114+ LPC_SCT->MATCH_L[1] = vsync648;
115+ LPC_SCT->MATCHREL_L[1] = vsync648;
116+ LPC_SCT->MATCH_L[3] = vsync1410;
117+ LPC_SCT->MATCHREL_L[3] = vsync1410;
118+ break;
119+ case 6:
120+ LPC_SCT->MATCH_L[1] = vsync54;
121+ LPC_SCT->MATCHREL_L[1] = vsync54;
122+ LPC_SCT->MATCH_L[3] = vsync816;
123+ LPC_SCT->MATCHREL_L[3] = vsync816;
124+ break;
125+ case 9:
126+ LPC_SCT->MATCH_L[1] = vsync112;
127+ LPC_SCT->MATCHREL_L[1] = vsync112;
128+ LPC_SCT->MATCH_L[0] = vsync112+80; // Can be between 112 and 761
129+ LPC_SCT->MATCHREL_L[0] = vsync112+80; // Can be tuned for the timing of video signal
130+ break;
131+ case 10:
132+ // Initialize video interrupt routine here if something is required.
133+ // Video signal will start from line #45
134+ break;
135+ }
136+
137+ // Video signal construction.
138+ if (45<=g_videoline && g_videoline<=236) {
139+ int videoline=g_videoline-45;
140+ volatile unsigned char* vrampos=vram+((videoline>>3)<<5);
141+ const unsigned char* cgromline=cgrom+((videoline%8)*0x60);
142+ int i;
143+ for(i=0;i<16;i++){
144+ LPC_SPI0->TXDAT = ((cgromline[vrampos[0]])<<8) | cgromline[vrampos[1]];
145+ vrampos+=2;
146+ // Wait until buffer will be available.
147+ while (!(LPC_SPI0->STAT&2)){}
148+ }
149+ // Send blank data after last character.
150+ LPC_SPI0->TXDAT =0;
151+ }
152+
153+ // Increment line number and exit function.
154+ g_videoline++;
155+ if (262<=g_videoline) g_videoline=0;
156+ /* Acknowledge interrupts */
157+ LPC_SCT->EVFLAG = status;
158+}
159+
--- branches/con810/prototypes.h (nonexistent)
+++ branches/con810/prototypes.h (revision 4)
@@ -0,0 +1,19 @@
1+
2+extern volatile unsigned char vram[768];
3+extern const unsigned char cgrom[];
4+
5+void ntsc_init(void);
6+volatile int g_videoline;
7+
8+inline void check_ps2(void);
9+inline void completed_ps2(void);
10+inline void allow_ps2(void);
11+inline void disallow_ps2(void);
12+
13+void uart_init(void);
14+inline void check_rxdata(void);
15+inline void UARTSend(unsigned char code);
16+inline void check_txdata(void);
17+
18+inline void blink_cursor(void);
19+inline void print_char(unsigned char ascii);
--- branches/con810/ps2.c (nonexistent)
+++ branches/con810/ps2.c (revision 4)
@@ -0,0 +1,144 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+#include "LPC8xx.h"
9+
10+#include "./prototypes.h"
11+#include "./config.h"
12+
13+// Prototype
14+const unsigned char ps2table[];
15+
16+static int g_ps2clk=1;
17+static int g_ps2dat=0;
18+
19+inline void allow_ps2(void){
20+ // Allow the signal from PS/2 keyboard
21+ LPC_GPIO_PORT->DIR0 &= ~(1<<5); // PIO0_5: input
22+}
23+inline void disallow_ps2(void){
24+ // Disallow the signal from PS/2 keyboard
25+ LPC_GPIO_PORT->DIR0 |= (1<<5); // PIO0_5: output
26+ LPC_GPIO_PORT->CLR0 = (1<<5); // Output L
27+ g_ps2dat=0;
28+}
29+inline void check_ps2(void){
30+ // This function must be the most simple.
31+ int ps2clk = LPC_GPIO_PORT->PIN0 & (1<<5); // Check P0.5
32+ if (g_ps2clk) { // When the signal just before reading P0.5 is H
33+ if (!ps2clk) { // and the signal of P0.5 is L.
34+ // Shift-right the data
35+ g_ps2dat=g_ps2dat>>1;
36+ // Data comes from P0.1.
37+ // Note that data is inversed to have first bit of H.
38+ g_ps2dat|=(LPC_GPIO_PORT->PIN0 & (1<<1)) ? 0:(1<<10);
39+ }
40+ }
41+ g_ps2clk=ps2clk;
42+}
43+inline void completed_ps2(void){
44+ static int counter=0;
45+ static int breakcode=0;
46+ static int shiftkey=0;
47+ unsigned char data,ascii;
48+ if (g_ps2dat & 1) {
49+ // 11 bit data are all received.
50+ // Note that data is inversed (see check_ps2() function).
51+ data=((~g_ps2dat)>>1)&0xff;
52+ g_ps2dat=0;
53+ ascii=0;
54+ switch(data){
55+ case 0xf0: // Break code
56+ breakcode=1;
57+ break;
58+ case 0xe0: // Extension (ignore it here)
59+ break;
60+ case 0x12: case 0x59: // Shift key
61+ if (breakcode) shiftkey=0;
62+ else shiftkey=0x80;
63+ breakcode=0;
64+ break;
65+ default:
66+ if (0x7f<data) break;
67+ ascii=ps2table[shiftkey+data];
68+ break;
69+ }
70+ if (ascii) {
71+ if (breakcode) {
72+ breakcode=0;
73+ } else {
74+ // Valid ascii code was received.
75+ //print_char(ascii);
76+ UARTSend(ascii);
77+ }
78+ }
79+ }
80+ if (g_ps2dat) {
81+ // When receiving data, run the counter.
82+ counter++;
83+ if (counter & (1<<6)) {
84+ // Data is invalid when counter reaches certain value.
85+ // Counter must be less than 8 according to PS/2 and NTSC signal speeds.
86+ counter=0;
87+ g_ps2dat=0;
88+ }
89+ } else {
90+ // When there is no data, reset counter.
91+ counter=0;
92+ }
93+}
94+
95+
96+/*
97+ * PS/2 -> ASCII data conversion table.
98+ * 101 and 106 keyboards are supported.
99+ */
100+const unsigned char ps2table[]={
101+#ifdef KEYBOARD101
102+ // 101
103+ // Shift key up
104+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x09,0x60,0x00,
105+ 0x00,0x00,0x00,0x00,0x00,0x71,0x31,0x00,0x00,0x00,0x7a,0x73,0x61,0x77,0x32,0x00,
106+ 0x00,0x63,0x78,0x64,0x65,0x34,0x33,0x00,0x00,0x20,0x76,0x66,0x74,0x72,0x35,0x00,
107+ 0x00,0x6e,0x62,0x68,0x67,0x79,0x36,0x00,0x00,0x00,0x6d,0x6a,0x75,0x37,0x38,0x00,
108+ 0x00,0x2c,0x6b,0x69,0x6f,0x30,0x39,0x00,0x00,0x2e,0x2f,0x6c,0x3b,0x70,0x2d,0x00,
109+ 0x00,0x00,0x27,0x00,0x5b,0x3d,0x00,0x00,0x00,0x00,0x0a,0x5d,0x00,0x5c,0x00,0x00,
110+ 0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x00,
111+ 0x00,0x7f,0x14,0x00,0x13,0x12,0x1b,0x00,0x00,0x2b,0x00,0x2d,0x2a,0x00,0x00,0x00,
112+ // Shift key down
113+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x09,0x7e,0x00,
114+ 0x00,0x00,0x00,0x00,0x00,0x51,0x21,0x00,0x00,0x00,0x5a,0x53,0x41,0x57,0x40,0x00,
115+ 0x00,0x43,0x58,0x44,0x45,0x24,0x23,0x00,0x00,0x20,0x56,0x46,0x54,0x52,0x25,0x00,
116+ 0x00,0x4e,0x42,0x48,0x47,0x59,0x5e,0x00,0x00,0x00,0x4d,0x4a,0x55,0x26,0x2a,0x00,
117+ 0x00,0x3c,0x4b,0x49,0x4f,0x29,0x28,0x00,0x00,0x3e,0x3f,0x4c,0x3a,0x50,0x5f,0x00,
118+ 0x00,0x00,0x22,0x00,0x7b,0x2b,0x00,0x00,0x00,0x00,0x0a,0x7d,0x00,0x7c,0x00,0x00,
119+ 0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x00,
120+ 0x00,0x7f,0x14,0x00,0x13,0x12,0x1b,0x00,0x00,0x2b,0x00,0x2d,0x2a,0x00,0x00,0x00,
121+#endif
122+#ifdef KEYBOARD106
123+ // 106
124+ // Shift key up
125+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x09,0x60,0x00,
126+ 0x00,0x00,0x00,0x00,0x00,0x71,0x31,0x00,0x00,0x00,0x7a,0x73,0x61,0x77,0x32,0x00,
127+ 0x00,0x63,0x78,0x64,0x65,0x34,0x33,0x00,0x00,0x20,0x76,0x66,0x74,0x72,0x35,0x00,
128+ 0x00,0x6e,0x62,0x68,0x67,0x79,0x36,0x00,0x00,0x00,0x6d,0x6a,0x75,0x37,0x38,0x00,
129+ 0x00,0x2c,0x6b,0x69,0x6f,0x30,0x39,0x00,0x00,0x2e,0x2f,0x6c,0x3b,0x70,0x2d,0x00,
130+ 0x00,0x00,0x3a,0x00,0x40,0x5e,0x00,0x00,0x00,0x00,0x0a,0x5b,0x00,0x5d,0x00,0x00,
131+ 0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x00,
132+ 0x00,0x7f,0x14,0x00,0x13,0x12,0x1b,0x00,0x00,0x2b,0x00,0x2d,0x2a,0x00,0x00,0x00,
133+ // Shift key down
134+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x09,0x7e,0x00,
135+ 0x00,0x00,0x00,0x00,0x00,0x51,0x21,0x00,0x00,0x00,0x5a,0x53,0x41,0x57,0x22,0x00,
136+ 0x00,0x43,0x58,0x44,0x45,0x24,0x23,0x00,0x00,0x20,0x56,0x46,0x54,0x52,0x25,0x00,
137+ 0x00,0x4e,0x42,0x48,0x47,0x59,0x26,0x00,0x00,0x00,0x4d,0x4a,0x55,0x27,0x28,0x00,
138+ 0x00,0x3c,0x4b,0x49,0x4f,0x7e,0x29,0x00,0x00,0x3e,0x3f,0x4c,0x2b,0x50,0x3d,0x00,
139+ 0x00,0x00,0x3a,0x00,0x60,0x5f,0x00,0x00,0x00,0x00,0x0a,0x7b,0x00,0x7d,0x00,0x00,
140+ 0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x00,
141+ 0x00,0x7f,0x14,0x00,0x13,0x12,0x1b,0x00,0x00,0x2b,0x00,0x2d,0x2a,0x00,0x00,0x00,
142+#endif
143+};
144+
--- branches/con810/sct_fsm.c (nonexistent)
+++ branches/con810/sct_fsm.c (revision 4)
@@ -0,0 +1,74 @@
1+
2+/* Generated by fzmparser version 2.5 --- DO NOT EDIT! */
3+
4+/* Uses following resources: */
5+/* 5 events, 1+1 states, 0 inputs, 1 outputs, 4+1 match regs, 0+0 capture regs */
6+
7+#include "sct_fsm.h"
8+
9+
10+void sct_fsm_init (void)
11+{
12+LPC_SCT->CONFIG = (LPC_SCT->CONFIG & ~0x00060001) | 0x00000000; /* SPLIT */
13+
14+/* MATCH/CAPTURE registers */
15+LPC_SCT->REGMODE_L = 0x0000; /* L: 4x MATCH, 0x CAPTURE, 1 unused */
16+LPC_SCT->REGMODE_H = 0x0000; /* H: 1x MATCH, 0x CAPTURE, 4 unused */
17+LPC_SCT->MATCH_L[0] = irqtiming; /* MATCH0 */
18+LPC_SCT->MATCHREL_L[0] = irqtiming;
19+LPC_SCT->MATCH_L[1] = up1; /* MATCH1 */
20+LPC_SCT->MATCHREL_L[1] = up1;
21+LPC_SCT->MATCH_L[2] = down2; /* MATCH2 */
22+LPC_SCT->MATCHREL_L[2] = down2;
23+LPC_SCT->MATCH_L[3] = up3; /* MATCH3 */
24+LPC_SCT->MATCHREL_L[3] = up3;
25+LPC_SCT->MATCH_H[0] = maxcount; /* MATCH4 */
26+LPC_SCT->MATCHREL_H[0] = maxcount;
27+
28+/* OUTPUT registers */
29+LPC_SCT->OUT[0].SET = 0x00000006; /* Output_pin_0 */
30+LPC_SCT->OUT[0].CLR = 0x00000018;
31+ /* Unused outputs must not be affected by any event */
32+LPC_SCT->OUT[1].SET = 0;
33+LPC_SCT->OUT[1].CLR = 0;
34+LPC_SCT->OUT[2].SET = 0;
35+LPC_SCT->OUT[2].CLR = 0;
36+LPC_SCT->OUT[3].SET = 0;
37+LPC_SCT->OUT[3].CLR = 0;
38+
39+/* Conflict resolution register */
40+
41+/* EVENT registers */
42+LPC_SCT->EVENT[0].CTRL = 0x00005000; /* L: --> state L_ENTRY */
43+LPC_SCT->EVENT[0].STATE = 0x00000001;
44+LPC_SCT->EVENT[1].CTRL = 0x00005003; /* L: --> state L_ENTRY */
45+LPC_SCT->EVENT[1].STATE = 0x00000001;
46+LPC_SCT->EVENT[2].CTRL = 0x00005001; /* L: --> state L_ENTRY */
47+LPC_SCT->EVENT[2].STATE = 0x00000001;
48+LPC_SCT->EVENT[3].CTRL = 0x00005002; /* L: --> state L_ENTRY */
49+LPC_SCT->EVENT[3].STATE = 0x00000001;
50+LPC_SCT->EVENT[4].CTRL = 0x00005010; /* H: --> state H_ENTRY */
51+LPC_SCT->EVENT[4].STATE = 0x00000001;
52+ /* Unused events must not have any effect */
53+LPC_SCT->EVENT[5].STATE = 0;
54+
55+/* STATE registers */
56+LPC_SCT->STATE_L = 0;
57+LPC_SCT->STATE_H = 0;
58+
59+/* state names assignment: */
60+ /* State L 0: L_ENTRY */
61+ /* State H 0: H_ENTRY */
62+
63+/* CORE registers */
64+LPC_SCT->START_L = 0x0010;
65+LPC_SCT->STOP_L = 0x0001;
66+LPC_SCT->HALT_L = 0x0000;
67+LPC_SCT->LIMIT_L = 0x0001;
68+LPC_SCT->START_H = 0x0000;
69+LPC_SCT->STOP_H = 0x0000;
70+LPC_SCT->HALT_H = 0x0000;
71+LPC_SCT->LIMIT_H = 0x0010;
72+LPC_SCT->EVEN = 0x00000001;
73+
74+}
--- branches/con810/sct_fsm.h (nonexistent)
+++ branches/con810/sct_fsm.h (revision 4)
@@ -0,0 +1,26 @@
1+#ifndef __SCT_FSM_H__
2+#define __SCT_FSM_H__
3+
4+/* Generated by fzmparser version 2.5 --- DO NOT EDIT! */
5+
6+#include "sct_user.h"
7+
8+extern void sct_fsm_init (void);
9+
10+/* macros for defining the mapping between IRQ and events */
11+#define sct_fsm_IRQ_EVENT_SCT_IRQ (0)
12+
13+/* Output assignments (and their defaults if specified) */
14+#define sct_fsm_OUTPUT_Output_pin_0 (0)
15+
16+#define sct_fsm_setOutputDefault() do {LPC_SCT->OUTPUT = (LPC_SCT->OUTPUT & ~0x00000000) | 0x00000000;} while(0)
17+
18+
19+/* Match register reload macro definitions */
20+#define sct_fsm_reload_MATCH0(value) do {LPC_SCT->MATCHREL_L[0] = value;} while(0)
21+#define sct_fsm_reload_MATCH1(value) do {LPC_SCT->MATCHREL_L[1] = value;} while(0)
22+#define sct_fsm_reload_MATCH2(value) do {LPC_SCT->MATCHREL_L[2] = value;} while(0)
23+#define sct_fsm_reload_MATCH3(value) do {LPC_SCT->MATCHREL_L[3] = value;} while(0)
24+#define sct_fsm_reload_MATCH4(value) do {LPC_SCT->MATCHREL_H[0] = value;} while(0)
25+
26+#endif
--- branches/con810/sct_user.h (nonexistent)
+++ branches/con810/sct_user.h (revision 4)
@@ -0,0 +1,10 @@
1+#ifndef __SCT_USER_H__
2+#define __SCT_USER_H__
3+#include "LPC8xx.h"
4+
5+#define down2 (953)
6+#define irqtiming (1805)
7+#define maxcount (1904)
8+#define up1 (69)
9+#define up3 (1022)
10+#endif
--- branches/con810/uart.c (nonexistent)
+++ branches/con810/uart.c (revision 4)
@@ -0,0 +1,76 @@
1+/*
2+ This program is provided under the LGPL license ver 2.1.
3+ Written by Katsumi.
4+ http://hp.vector.co.jp/authors/VA016157/
5+ kmorimatsu@users.sourceforge.jp
6+*/
7+
8+#include "LPC8xx.h"
9+#include "./prototypes.h"
10+
11+#define TXBUFF_SIZE 16
12+#define BAUDRATE 9600
13+#define SYSCLK 24000000
14+#define DATA_LENG_8 (1<<2)
15+#define PARITY_NONE (0<<4)
16+#define STOP_BIT_1 (0<<6)
17+#define CTS_DELTA (1<<5)
18+#define DELTA_RXBRK (1<<11)
19+#define TXRDY (1<<2)
20+#define RXRDY (1<<0)
21+#define UART_BRG (SYSCLK/16/BAUDRATE-1)
22+#define UART_FRGDIV (0xff)
23+
24+void uart_init(){
25+ // Clock control
26+ LPC_SYSCON->UARTCLKDIV = 1; // divided by 1
27+ NVIC_DisableIRQ(UART0_IRQn); // Do not use interrupt
28+ LPC_SYSCON->SYSAHBCLKCTRL |= (1<<14); // Enable UART clock
29+ LPC_SYSCON->PRESETCTRL &= ~(0x1<<3); // Reset UART
30+ LPC_SYSCON->PRESETCTRL |= (0x1<<3); // Clear reset
31+ // Initialize UART
32+ LPC_USART0->CFG = DATA_LENG_8|PARITY_NONE|STOP_BIT_1; // 8 bits, no Parity, 1 Stop bit
33+ LPC_USART0->BRG = UART_BRG;
34+ LPC_SYSCON->UARTFRGDIV = UART_FRGDIV;
35+ LPC_SYSCON->UARTFRGMULT = (((SYSCLK / 16) * (UART_FRGDIV + 1)) / (BAUDRATE * (UART_BRG + 1))) - (UART_FRGDIV + 1);
36+ LPC_USART0->STAT = CTS_DELTA | DELTA_RXBRK; // Clear all status bits.
37+ LPC_USART0->CFG |= (1<<0);
38+}
39+
40+unsigned char g_rxbuff[TXBUFF_SIZE];
41+int g_rxbuff_read=0;
42+int g_rxbuff_write=0;
43+
44+inline void send_txdata(unsigned char code){
45+ g_rxbuff[g_rxbuff_write]=code;
46+ g_rxbuff_write++;
47+ g_rxbuff_write &= TXBUFF_SIZE-1;
48+}
49+
50+inline void check_txdata(void){
51+ if (g_rxbuff_read!=g_rxbuff_write) {
52+ if (LPC_USART0->STAT & TXRDY) {
53+ LPC_USART0->TXDATA = g_rxbuff[g_rxbuff_read];
54+ g_rxbuff_read++;
55+ g_rxbuff_read &= TXBUFF_SIZE-1;
56+ }
57+ }
58+}
59+
60+inline void UARTSend(unsigned char code){
61+ // Convert ascii code to telnet code.
62+ switch(code){
63+ case 0x0a: // LF to CRLF conversion.
64+ send_txdata(0x0d);
65+ break;
66+ }
67+ send_txdata(code);
68+}
69+
70+inline void check_rxdata(){
71+ if (LPC_USART0->STAT & RXRDY) {
72+ unsigned char rxdata=LPC_USART0->RXDATA;
73+ // TODO: conversion from telnet code to ascii code.
74+ print_char(rxdata);
75+ }
76+}