43 lines
895 B
C++
43 lines
895 B
C++
// main.cpp
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#include "mbed.h"
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#define TARGET_TX_PIN USBTX
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#define TARGET_RX_PIN USBRX
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#define BAUD_RATE 9600
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static BufferedSerial serial_port(TARGET_TX_PIN, TARGET_RX_PIN, BAUD_RATE);
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FileHandle *mbed::mbed_override_console(int fd)
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{
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return &serial_port;
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}
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DigitalOut led(LED1);
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#define BUFFER_SIZE 64
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static char rx_buffer[BUFFER_SIZE];
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int main(void)
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{
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serial_port.set_format(8, BufferedSerial::None, 1);
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printf("Baud: %d, Format: 8-N-1\r\n", BAUD_RATE);
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while (true) {
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if (serial_port.readable()) {
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memset(rx_buffer, 0, sizeof(rx_buffer));
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ssize_t num = serial_port.read(rx_buffer, sizeof(rx_buffer) - 1);
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if (num > 0) {
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led = !led;
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serial_port.write(rx_buffer, num);
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printf("[RX] %s\r\n", rx_buffer);
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}
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}
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ThisThread::sleep_for(10ms);
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}
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}
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