add uart for lpc11uxx and retarget successfully

demos/bsp/boards/board.h

@@ -58,9 +58,8 @@
 #include <stdint.h>
 
 #define BSP_TICKS_PER_SECOND 1000
-
-#define BSP_UART_ENABLE 1
-#define BSP_UART_BAUDRATE 115200
+#define BSP_UART_ENABLE      1
+#define BSP_UART_BAUDRATE    115200
 
 
 /// n-th Bit
@@ -68,9 +67,9 @@
 #define BIT_(n) (1 << (n))
 #endif
 
-#define BOARD_NGX4330 1
-#define BOARD_LPCXPRESSO1347  2
-#define BOARD_AT86RF2XX 3
+#define BOARD_AT86RF2XX      0
+#define BOARD_LPCXPRESSO1347 1
+#define BOARD_NGX4330        2
 
 #if BOARD == BOARD_NGX4330
 
@@ -85,6 +84,8 @@
 /// Init board peripherals : Clock, UART, LEDs, Buttons
 void board_init(void);
 void board_leds(uint32_t mask, uint32_t state);
+uint32_t board_uart_send(uint8_t *buffer, uint32_t length);
+uint32_t board_uart_recv(uint8_t *buffer, uint32_t length);
 
 extern volatile uint32_t system_ticks;
 

demos/bsp/boards/board_at86rf2xx.c

@@ -41,6 +41,7 @@
 
 #include "LPC11Uxx.h"
 #include "lpc11uxx/gpio.h"
+#include "lpc11uxx/uart.h"
 
 #define CFG_LED_PORT                  (1)
 #define CFG_LED_PIN                   (31)
@@ -55,12 +56,36 @@ void board_init(void)
 
   GPIOSetDir(CFG_LED_PORT, CFG_LED_PIN, 1);
   board_leds(0x01, 0); // turn off the led first
+
+#if BSP_UART_ENABLE
+  UARTInit(BSP_UART_BAUDRATE);
+#endif
 }
 
+//--------------------------------------------------------------------+
+// LEDS
+//--------------------------------------------------------------------+
 void board_leds(uint32_t mask, uint32_t state)
 {
   if (mask)
     GPIOSetBitValue(CFG_LED_PORT, CFG_LED_PIN, mask & state ? CFG_LED_ON : CFG_LED_OFF);
 }
 
+//--------------------------------------------------------------------+
+// UART
+//--------------------------------------------------------------------+
+#if BSP_UART_ENABLE
+uint32_t board_uart_send(uint8_t *buffer, uint32_t length)
+{
+  UARTSend(buffer, length);
+  return length;
+}
+
+uint32_t board_uart_recv(uint8_t *buffer, uint32_t length)
+{
+//  *buffer = get_key(); TODO cannot find available code for uart getchar
+  return 0;
+}
+#endif
+
 #endif

demos/bsp/boards/board_lpcxpresso1347.c

@@ -58,10 +58,14 @@ void board_init(void)
   GPIOSetDir(CFG_LED_PORT, CFG_LED_PIN, 1);
   LPC_GPIO->CLR[CFG_LED_PORT] = (1 << CFG_LED_PIN);
 
-  // Uart Init
+#if BSP_UART_ENABLE
   UARTInit(BSP_UART_BAUDRATE);
+#endif
 }
 
+//--------------------------------------------------------------------+
+// LEDS
+//--------------------------------------------------------------------+
 void board_leds(uint32_t mask, uint32_t state)
 {
   if (mask)
@@ -70,16 +74,21 @@ void board_leds(uint32_t mask, uint32_t state)
   }
 }
 
-uint32_t board_uart_send(uint8_t *p_buffer, uint32_t length)
+//--------------------------------------------------------------------+
+// UART
+//--------------------------------------------------------------------+
+#if BSP_UART_ENABLE
+uint32_t board_uart_send(uint8_t *buffer, uint32_t length)
 {
-  UARTSend(p_buffer, length);
+  UARTSend(buffer, length);
   return length;
 }
 
-uint32_t board_uart_recv(uint8_t *p_buffer, uint32_t length)
+uint32_t board_uart_recv(uint8_t *buffer, uint32_t length)
 {
-  *p_buffer = get_key();
+  *buffer = get_key();
   return 1;
 }
+#endif
 
 #endif

demos/bsp/boards/printf_retarget.c

@@ -48,7 +48,7 @@
 int __sys_write (int iFileHandle, char *pcBuffer, int iLength)
 {
   (void) iFileHandle;
-	return board_uart_send(pcBuffer, iLength);
+	return board_uart_send((uint8_t*)pcBuffer, iLength);
 }
 
 // Called by bottom level of scanf routine within RedLib C library to read