107 lines
2.7 KiB
C
107 lines
2.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <libserialport.h>
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#include "../src/monocoque/simulatorapi/simapi/simapi/simdata.h"
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/* Helper function for error handling. */
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int check(enum sp_return result);
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int main()
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{
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SimData sd;
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sd.maxrpm = 6500;
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sd.rpms = 0;
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sd.altitude = 10;
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sd.gear = 1;
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sd.velocity = 74;
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char* port_name = "/dev/ttyACM0";
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/* The ports we will use. */
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struct sp_port* port;
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/* Open and configure each port. */
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printf("Looking for port %s.\n", port_name);
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check(sp_get_port_by_name(port_name, &port));
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printf("Opening port.\n");
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check(sp_open(port, SP_MODE_READ_WRITE));
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printf("Setting port to 9600 8N1, no flow control.\n");
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check(sp_set_baudrate(port, 9600));
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check(sp_set_bits(port, 8));
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check(sp_set_parity(port, SP_PARITY_NONE));
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check(sp_set_stopbits(port, 1));
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check(sp_set_flowcontrol(port, SP_FLOWCONTROL_NONE));
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while ( sd.rpms <= sd.maxrpm )
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{
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unsigned int timeout = 2000;
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/* On success, sp_blocking_write() and sp_blocking_read()
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* return the number of bytes sent/received before the
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* timeout expired. We'll store that result here. */
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int result;
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int size = sizeof(SimData);
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/* Send data. */
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result = check(sp_blocking_write(port, &sd, size, timeout));
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/* Check whether we sent all of the data. */
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if (result == size)
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{
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printf("Sent %d bytes successfully, %i rpm.\n", size, sd.rpms);
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}
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else
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{
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printf("Timed out, %d/%d bytes sent.\n", result, size);
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}
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sd.rpms += 1000;
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if ( sd.rpms == sd.maxrpm + 1000 )
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{
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sd.rpms = 0;
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}
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if ( sd.rpms > sd.maxrpm )
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{
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sd.rpms = sd.maxrpm;
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}
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sleep(1);
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}
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check(sp_close(port));
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sp_free_port(port);
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}
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/* Helper function for error handling. */
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int check(enum sp_return result)
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{
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/* For this example we'll just exit on any error by calling abort(). */
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char* error_message;
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switch (result)
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{
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case SP_ERR_ARG:
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printf("Error: Invalid argument.\n");
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abort();
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case SP_ERR_FAIL:
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error_message = sp_last_error_message();
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printf("Error: Failed: %s\n", error_message);
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sp_free_error_message(error_message);
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abort();
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case SP_ERR_SUPP:
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printf("Error: Not supported.\n");
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abort();
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case SP_ERR_MEM:
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printf("Error: Couldn't allocate memory.\n");
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abort();
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case SP_OK:
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default:
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return result;
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}
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}
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