Diff: main.cpp

Revision:

0:8c8623cc3eb2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Apr 14 17:05:36 2011 +0000
@@ -0,0 +1,207 @@
+#include "mbed.h"
+
+DigitalOut green(p22);
+DigitalOut red(p21);
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+#define      CH7 0x00000001
+#define KEY_HASH 0x00000002
+#define      CH6 0x00000004
+#define      CH5 0x00000008
+#define      CH4 0x00000010
+#define      CH3 0x00000020
+#define      CH2 0x00000040
+#define      CH1 0x00000080
+#define     TAPE 0x00000100
+#define   B_CAST 0x00000200
+#define     CONN 0x00000400
+#define      T_T 0x00000800
+#define      MON 0x00001000
+#define      SEL 0x00002000
+#define       LS 0x00004000
+#define      TEL 0x00008000
+#define    KEY_5 0x00010000
+#define    KEY_4 0x00020000
+#define    KEY_3 0x00040000
+#define    KEY_2 0x00080000
+#define    KEY_1 0x00100000
+#define      BRB 0x00200000
+#define     FUNC 0x00400000
+#define    CTCSS 0x00800000
+#define    KEY_6 0x01000000
+#define    KEY_0 0x02000000
+#define KEY_STAR 0x04000000
+#define    KEY_9 0x08000000
+#define    KEY_8 0x10000000
+#define    KEY_7 0x20000000
+
+
+DigitalOut buttonspl(p20);
+DigitalOut ledclock(p19);
+DigitalOut leddata(p18);
+DigitalOut ledstrobe(p17);
+DigitalIn  buttonsdata(p16);
+
+void blues(int ledc)
+{
+        led1 = led2 = led3 = led4 = 0;
+        switch (ledc) {
+            case 0:
+                led1 = 1;
+                break;
+            case 1:
+                led2 = 1;
+                break;
+            case 2:
+                led3 = 1;
+                break;
+            case 3:
+                led4 = 1;
+                break;
+            case 4:
+                led3 = 1;
+                break;
+            case 5:
+                led2 = 1;
+                break;
+        }
+}
+
+void switchled(int led) {
+    int i;
+    
+    for (i = 0; i < 32 ; i++) {
+        ledclock = 0;
+        if (i == led)
+            leddata = 0;
+        else
+            leddata = 1;
+        ledclock = 1;
+    }
+}
+
+void button_test(uint32_t buttons) {
+        printf("keys down: ");
+        if (buttons & CH7)      printf("CH7 ");
+        if (buttons & KEY_HASH)         printf("KEY_HASH ");
+        if (buttons & CH6)      printf("CH6 ");
+        if (buttons & CH5)      printf("CH5 ");
+        if (buttons & CH4)      printf("CH4 ");
+        if (buttons & CH3)      printf("CH3 ");
+        if (buttons & CH2)      printf("CH2 ");
+        if (buttons & CH1)      printf("CH1 ");
+        if (buttons & TAPE)     printf("TAPE ");
+        if (buttons & B_CAST)   printf("B_CAST ");
+        if (buttons & CONN)     printf("CONN ");
+        if (buttons & T_T)      printf("T_T ");
+        if (buttons & MON)      printf("MON ");
+        if (buttons & SEL)      printf("SEL ");
+        if (buttons & LS)       printf("LS ");
+        if (buttons & TEL)      printf("TEL ");
+        if (buttons & KEY_5)    printf("KEY_5 ");
+        if (buttons & KEY_4)    printf("KEY_4 ");
+        if (buttons & KEY_3)    printf("KEY_3 ");
+        if (buttons & KEY_2)    printf("KEY_2 ");
+        if (buttons & KEY_1)    printf("KEY_1 ");
+        if (buttons & BRB)      printf("BRB ");
+        if (buttons & FUNC)     printf("FUNC ");
+        if (buttons & CTCSS)    printf("CTCSS ");
+        if (buttons & KEY_6)    printf("KEY_6 ");
+        if (buttons & KEY_0)    printf("KEY_0 ");
+        if (buttons & KEY_STAR)         printf("KEY_STAR ");
+        if (buttons & KEY_9)    printf("KEY_9 ");
+        if (buttons & KEY_8)    printf("KEY_8 ");
+        if (buttons & KEY_7)    printf("KEY_7 ");
+        printf("\r\n");
+}
+
+int boardstatus(uint32_t leds)
+{
+    uint32_t buttons = 0;
+    int i, bbit;
+    
+    buttonspl = 1;
+    wait_us(20);
+    buttonspl = 0;
+    
+    ledstrobe = 1;
+    
+    for (i = 0; i < 32 ; i++) {
+        ledclock = 1;
+        if (leds & (1 << i))
+            leddata = 0;
+        else
+            leddata = 1;
+        ledclock = 0;
+        bbit = buttonsdata;
+        buttons |= bbit << i;
+    }
+
+    ledstrobe = 0;
+
+    return buttons;
+}
+
+int main() {
+    green = 1; red = 0;
+    int count = 0;
+    int buttons, obuttons;
+    uint32_t bleds;
+    
+    ledclock = 0;
+    bleds = 0;
+    
+    buttons = obuttons = 0;
+
+    printf("Hello\r\n");
+    
+    while(1) {
+        if ((count % 10) == 0)
+            green = !green;
+
+        if ((count % 5) == 0)
+            red = !red;
+
+        buttons = boardstatus(bleds);
+
+        if (buttons != obuttons) {
+            button_test(buttons);
+
+#define ISPRESSED(x) (buttons & x)
+#define WASPRESSED(x) (!(buttons &x ) && (obuttons & x))
+
+            if (ISPRESSED(CH1)) {bleds |= 0xf;}
+            if (ISPRESSED(CH2)) {bleds |= 0xf0;}
+            if (ISPRESSED(CH3)) {bleds |= 0xf00;}
+            if (ISPRESSED(CH4)) {bleds |= 0xf000;}
+            if (ISPRESSED(CH5)) {bleds |= (uint32_t)0xf << 28;}
+            if (ISPRESSED(CH6)) {bleds |= (uint32_t)0xf << 24;}
+            if (ISPRESSED(CH7)) {bleds |= 0xf << 20;}
+
+            if (WASPRESSED(CH1)) {bleds &= ~0xf;}
+            if (WASPRESSED(CH2)) {bleds &= ~0xf0;}
+            if (WASPRESSED(CH3)) {bleds &= ~0xf00;}
+            if (WASPRESSED(CH4)) {bleds &= ~0xf000;}
+            if (WASPRESSED(CH5)) {bleds &= ~((uint32_t)0xf << 28);}
+            if (WASPRESSED(CH6)) {bleds &= ~((uint32_t)0xf << 24);}
+            if (WASPRESSED(CH7)) {bleds &= ~(0xf << 20);}
+
+            if (ISPRESSED(BRB)) {bleds = 0;}
+            obuttons = buttons;
+        }
+        
+        if (count & 1) {
+            bleds |= 1 << 16;
+            bleds &= ~(1 << 17);
+        } else {
+            bleds |= 1 << 17;
+            bleds &= ~(1 << 16);
+        }
+        
+        count++;
+        wait(0.1);
+    }
+}