mirror of https://github.com/ArduPilot/ardupilot
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/*
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simple test of RC input interface
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*/
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#include <AP_Common/AP_Common.h>
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#include <AP_HAL/AP_HAL.h>
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const AP_HAL::HAL& hal = AP_HAL::get_HAL();
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#define MAX_CHANNELS 16
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static uint8_t max_channels_display = 8; //Set to 0 for display numbers of channels detected.
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static uint16_t last_value[MAX_CHANNELS];
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void setup(void)
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{
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hal.console->printf("Starting RCInput test\n");
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}
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void loop(void)
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{
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bool changed = false;
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uint8_t nchannels = hal.rcin->num_channels(); //Get the numbers channels detected by RC_INPUT.
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if (nchannels > MAX_CHANNELS) {
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nchannels = MAX_CHANNELS;
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}
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if (nchannels != 0) { //If channels detected, process.
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for (uint8_t i = 0; i < nchannels; i++) {
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uint16_t v = hal.rcin->read(i);
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if (last_value[i] != v) {
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changed = true;
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last_value[i] = v;
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}
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}
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if (max_channels_display > nchannels) {
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max_channels_display = nchannels;
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}
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if (max_channels_display > 0) {
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if (changed) {
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for (uint8_t i = 0; i < max_channels_display; i++) {
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hal.console->printf("%2u:%04u ", (unsigned)i+1, (unsigned)last_value[i]);
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}
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hal.console->printf("\n");
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}
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} else {
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hal.console->printf("Channels detected: %2u\n", nchannels);
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hal.console->printf("Set max_channels_display > 0 to display channels values\n");
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}
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}
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hal.scheduler->delay(100);
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}
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AP_HAL_MAIN();
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