Diff: main.cpp

Revision:

0:de2687a62a94

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Jun 17 07:00:41 2017 +0000
@@ -0,0 +1,86 @@
+/**
+ * Author: Narasimma DLN
+ * Email: narasimma23@gmail.com
+ */
+ 
+#include "mbed.h"
+#include "stm_iap.h"
+
+#define BUFFER_LEN      4096
+
+// Debug Serial Port
+RawSerial pc(PB_3, PD_2);
+DigitalOut led(PB_12);
+
+static uint8_t recBuf[BUFFER_LEN];
+static int recBufLen;
+bool startProgram = false;
+
+/* Serial RX IRQ function */
+void serial_callback(void)
+{    
+    if (pc.readable()) {
+        //pc.putc(pc.getc());
+        recBuf[recBufLen++] = pc.getc();
+        
+        if (recBufLen == BUFFER_LEN)
+            startProgram = true;
+    }
+}
+
+void processBuffer(void)
+{
+    IAPCode ret;
+    uint32_t addr = 0x08000000;
+    
+    pc.printf("Processing Buffer...!\r\n");
+    
+    // Testing Flash Erase
+    ret = erase_sector(addr);
+    pc.printf("Erasing the Sector: %x, ret: %d\r\n", addr, ret);
+    
+    // Testing Flash Program
+    ret = program_flash(addr, (uint16_t *)recBuf, FLASH_SECTOR_SIZE);
+    pc.printf("Flashing done: %d\r\n", ret);
+    
+    recBufLen = 0;
+    startProgram = false;
+}
+
+int main(void)
+{
+    uint8_t *ptr, ret;
+    uint32_t addr = FLASH_START_ADDR;
+    
+    pc.baud(115200);
+    pc.printf("NUCLEO_F092RC In-App Programming Test!\r\n");
+    pc.attach(&serial_callback, Serial::RxIrq);
+    
+    pc.printf("FLASH SIZE = %d\r\n", get_flash_size());
+    get_flash_sectors();
+    
+    // Test Reading a byte from Flash
+    ptr = (uint8_t *)addr;
+    pc.printf("First byte: %x\r\n", ptr[1]);
+    
+    addr = FLASH_PAGE_SIZE;
+    pc.printf("FLASH_PAGE_SIZE: %d\r\n", addr);
+    
+    // Testing sector_number function and sector_size
+    addr = 0x08009000;
+    pc.printf("Get Sector No. for addr 0x%08x is: %d and size is: %d\r\n", addr, get_sector_number(addr), get_sector_size(addr));
+    
+    // Testing Flash Erase
+    ret = erase_sector(addr);
+    pc.printf("Erase Sector: %d\r\n", ret);
+    
+    while(1) {
+        wait(1);
+        led = !led;
+        
+        pc.printf("Len: %d\r\n", recBufLen);
+        
+        if (startProgram)
+            processBuffer();
+    }
+}
\ No newline at end of file