Initial commit of library code, moved from leaftest repo

git-svn-id: https://leaflabs.googlecode.com/svn/trunk/library@69 749a229e-a60e-11de-b98f-4500b42dc123

2 files changed, 87 insertions, 0 deletions

diff --git a/src/wiring/comm/Serial.cpp b/src/wiring/comm/Serial.cpp
new file mode 100644
index 0000000..3c43436
--- /dev/null
+++ b/src/wiring/comm/Serial.cpp
@@ -0,0 +1,67 @@
+//#include "stm32f10x_usart.h"
+#include "stm32f10x_gpio.h"
+#include "stm32f10x_rcc.h"
+#include "gpio.h"
+#include "Serial.h"
+#include "wiring.h"
+
+int SendChar (int ch)  {
+    /* Write character to Serial Port     */
+//    USART_SendData(USART2, (unsigned char) ch);
+//    while(USART_GetFlagStatus(USART2, USART_FLAG_TXE) == RESET)
+//        ;
+//
+//    //    while (!(USART2->SR & USART_FLAG_TXE));
+//    return (ch);
+}
+
+void uart_send(const char* str) {
+    while (*str != '\0') {
+        SendChar(*str);
+        str++;
+    }
+}
+
+
+Serial::Serial() {
+}
+
+void Serial::write(uint8_t c) {
+    SendChar(c);
+}
+
+void Serial::begin(uint32_t baud) {
+ //   USART_InitTypeDef USART_InitStructure;
+
+    /* Turn on the clock  */
+    RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);
+
+#if 0
+    /* Configure USART2 Tx as alternate function push-pull */
+    GPIO_InitTypeDef GPIO_InitStructure;
+    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
+    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
+    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
+    GPIO_Init(GPIOA, &GPIO_InitStructure);
+
+    /* Configure USART2 Rx as input floating */
+    GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
+    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
+    GPIO_Init(GPIOA, &GPIO_InitStructure);
+#endif
+
+    pinMode(1, GPIO_MODE_AF_OUTPUT_PP);
+    pinMode(0, GPIO_MODE_INPUT_FLOATING);
+
+    /* Enable USART2  */
+//    USART_InitStructure.USART_BaudRate = baud;
+//    USART_InitStructure.USART_WordLength = USART_WordLength_8b;
+//    USART_InitStructure.USART_StopBits = USART_StopBits_1;
+//    USART_InitStructure.USART_Parity = USART_Parity_No ;
+//    USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
+//    USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
+//    USART_Init(USART2, &USART_InitStructure);
+//    USART_Cmd(USART2, ENABLE);
+}
+
+Serial Serial1;
diff --git a/src/wiring/comm/Serial.h b/src/wiring/comm/Serial.h
new file mode 100644
index 0000000..0e7a126
--- /dev/null
+++ b/src/wiring/comm/Serial.h
@@ -0,0 +1,20 @@
+#ifndef _SERIAL_H_
+#define _SERIAL_H_
+
+#include <inttypes.h>
+#include <Print.h>
+
+class Serial : public Print {
+    public:
+        Serial();
+        void begin(uint32_t);
+        uint8_t available(void);
+        int read(void);
+        void flush(void);
+        virtual void write(uint8_t);
+        using Print::write;
+};
+
+extern Serial Serial1;
+#endif
+