Diff: main.cpp

Revision:

0:c438a500505d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Apr 21 08:23:40 2017 +0000
@@ -0,0 +1,82 @@
+#include "mbed.h"
+#include "SakuraIO.h"
+
+#define     SAKURAIO_SDA      PC_9
+#define     SAKURAIO_SCL      PA_8
+#define     SAKURAIO_PIN_RST  PC_6
+#define     SAKURAIO_PIN_WKIN PC_7
+
+Serial        pc(USBTX, USBRX);
+SakuraIO_I2C  sakuraio(SAKURAIO_SDA, SAKURAIO_SCL);
+DigitalInOut  sakuraIoReset(SAKURAIO_PIN_RST, PIN_OUTPUT, OpenDrain, 1);
+DigitalInOut  sakuraIoWakeIn(SAKURAIO_PIN_WKIN, PIN_INPUT, PullUp, 1);
+
+int main()
+{
+    wait(5);
+    pc.printf("waiting for connection .");
+    int status;
+    do {
+        status = sakuraio.getConnectionStatus();
+        pc.printf(".");
+        wait(1);
+    } while (status != 0x80);
+
+    pc.printf(" connected\r\n");
+    pc.printf("updating firmware ");
+
+    // prepare for firmware update
+    sakuraio.unlock();
+
+    switch (status = sakuraio.updateFirmware()) {
+        case 0x01:
+            pc.printf("start ");
+            break;
+        case 0x02:
+            error("parity error\r\n");
+            break;
+        case 0x03:
+            error("unsupported request\r\n");
+            break;
+        case 0x04:
+            error("argument error\r\n");
+            break;
+        case 0x05:
+            error("result error\r\n");
+            break;
+    }
+
+    while(1) {
+        status = sakuraio.getFirmwareUpdateStatus();
+        pc.printf("update status=%d\r\n", status);
+        bool running = status & (1 << 7);
+        bool error = status & (1 << 6);
+        int errCode = status & 0b00111111;
+
+        if (running) {
+            pc.printf(".");
+
+            wait(1);
+            continue;
+        } else {
+            switch (errCode) {
+                case 0x00:
+                    pc.printf("firmware update succeeded.\r\n");
+                    break;
+                case 0x01:
+                    pc.printf("firmware already updated.\r\n");
+                    break;
+                case 0x02:
+                    pc.printf("failed to download latest firmware\r\n");
+                    break;
+                case 0x03:
+                    pc.printf("failed to download firmware\r\n");
+                    break;
+                case 0x04:
+                    pc.printf("firmware verify failed\r\n");
+                    break;
+            }
+            break;
+        }
+    }
+}