mirror of https://github.com/ArduPilot/ardupilot
100 lines
2.6 KiB
Plaintext
100 lines
2.6 KiB
Plaintext
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#include <AP_Common.h>
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#include <AP_Progmem.h>
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#include <AP_HAL.h>
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#include <AP_HAL_AVR.h>
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const AP_HAL::HAL& hal = AP_HAL_AVR_APM2;
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void multiread(AP_HAL::RCInput* in, uint16_t* channels) {
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/* Multi-channel read method: */
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uint8_t valid;
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valid = in->read(channels, 8);
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hal.console->printf_P(
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PSTR("multi read %d: %d %d %d %d %d %d %d %d\r\n"),
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(int) valid,
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channels[0], channels[1], channels[2], channels[3],
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channels[4], channels[5], channels[6], channels[7]);
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}
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void individualread(AP_HAL::RCInput* in, uint16_t* channels) {
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/* individual channel read method: */
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uint8_t valid;
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valid = in->valid();
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for (int i = 0; i < 8; i++) {
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channels[i] = in->read(i);
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}
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hal.console->printf_P(
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PSTR("individual read %d: %d %d %d %d %d %d %d %d\r\n"),
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(int) valid,
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channels[0], channels[1], channels[2], channels[3],
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channels[4], channels[5], channels[6], channels[7]);
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}
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void multiwrite(AP_HAL::RCOutput* out, uint16_t* channels) {
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out->write(0, channels, 8);
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/* Upper channels duplicate lower channels*/
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out->write(8, channels, 8);
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}
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void individualwrite(AP_HAL::RCOutput* out, uint16_t* channels) {
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for (int ch = 0; ch < 8; ch++) {
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out->write(ch, channels[ch]);
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/* Upper channels duplicate lower channels*/
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out->write(ch+8, channels[ch]);
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}
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}
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void loop (void) {
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static int ctr = 0;
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uint16_t channels[8];
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hal.gpio->write(27, 1);
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/* Cycle between using the individual read method
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* and the multi read method*/
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if (ctr < 500) {
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multiread(hal.rcin, channels);
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} else {
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individualread(hal.rcin, channels);
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if (ctr > 1000) ctr = 0;
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}
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/* Cycle between individual output and multichannel output */
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if (ctr % 500 < 250) {
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multiwrite(hal.rcout, channels);
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} else {
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individualwrite(hal.rcout, channels);
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}
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hal.gpio->write(27, 0);
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hal.scheduler->delay(4);
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ctr++;
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}
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void setup (void) {
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hal.gpio->pinMode(27, GPIO_OUTPUT);
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hal.gpio->write(27, 0);
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hal.rcout->enable_mask(0x000000FF);
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/* Bottom 4 channels at 400hz (like on a quad) */
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hal.rcout->set_freq(0x0000000F, 400);
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for(int i = 0; i < 12; i++) {
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hal.console->printf_P(PSTR("rcout ch %d has frequency %d\r\n"),
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i, hal.rcout->get_freq(i));
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}
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/* Delay to let the user see the above printouts on the terminal */
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hal.scheduler->delay(1000);
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}
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extern "C" {
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int main (void) {
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hal.init(NULL);
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setup();
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for(;;) loop();
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return 0;
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}
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}
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