Diff: main.cpp

Revision:

0:e0a44db7e925

diff -r 000000000000 -r e0a44db7e925 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Dec 23 15:03:51 2010 +0000
@@ -0,0 +1,103 @@
+#include "mbed.h"
+
+#include "main.h"
+
+#include <stdint.h>
+
+#include "binwire.h"
+#include "bitbang.h"
+#include "util.h"
+
+Serial debug(USBTX, USBRX);
+SerialBuffered bp(4096, p13, p14);
+
+struct _bp_config bp_config;
+struct _mode_config mode_config;
+
+DigitalInOut bp_mosi(p5);
+DigitalInOut bp_miso(p6);
+DigitalInOut bp_clk(p7);
+DigitalInOut bp_cs(p8);
+DigitalInOut bp_aux(p9);
+DigitalInOut bp_adc(p15);
+
+unsigned char mode = BUSPIRATE_MODE;
+
+static void buspirate_handler()
+{
+    bool done = false;
+    int c;
+    int count = 0;
+
+    while (!done) {
+        c = bp.getc();
+        if (c == 0x00) {
+            if (++count >= 20) {
+                // Enter bitbang mode
+                mode = BITBANG_MODE;
+                done = true;
+            }
+        } else {
+            debug.printf("unsupported command: %x\n", c);
+            count = 0;
+        }
+    }
+}
+
+static void bitbang_handler()
+{
+    bool done = false;
+    int c = 0x00;
+
+    while (1) {
+        switch (c) {
+        case 0x00:
+            bp.printf("BBIO1");
+            break;
+        case 0x0F:
+            // Exit bitbang mode
+            mode = BUSPIRATE_MODE;
+            done = true;
+            break;
+        case 0x05:
+            // Enter RAW wire mode
+            mode = RAW_WIRE_MODE;
+            done = true;
+            break;
+        default:
+            debug.printf("unsupported bitbang command: %x\n", c);
+            break;
+        }
+        if (done)
+            break;
+        c = bp.getc();
+    }
+}
+
+int main()
+{
+    debug.baud(115200);
+    bp.baud(9600);
+
+    debug.printf("mbedPirate started\n");
+
+    while (1) {
+        switch (mode) {
+        case BUSPIRATE_MODE:
+            debug.printf("enter buspirate mode\n");
+            buspirate_handler();
+            break;
+        case BITBANG_MODE:
+            debug.printf("enter bitbang mode\n");
+            bitbang_handler();
+            break;
+        case RAW_WIRE_MODE:
+            debug.printf("enter rawwire mode\n");
+            bin_wire_handler();
+            break;
+        default:
+            debug.printf("unsupported mode: %d\n", mode);
+            break;
+        }
+    }
+}