ardupilot/libraries/AP_HAL/RCOutput.cpp

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#include "AP_HAL.h"
extern const AP_HAL::HAL &hal;
// helper function for implementation of get_output_mode_banner
const char* AP_HAL::RCOutput::get_output_mode_string(enum output_mode out_mode) const
{
// convert mode to string
switch (out_mode) {
case MODE_PWM_NONE:
return "None";
case MODE_PWM_NORMAL:
return "PWM";
case MODE_PWM_ONESHOT:
return "OneS";
case MODE_PWM_ONESHOT125:
return "OS125";
case MODE_PWM_BRUSHED:
return "Brush";
case MODE_PWM_DSHOT150:
return "DS150";
case MODE_PWM_DSHOT300:
return "DS300";
case MODE_PWM_DSHOT600:
return "DS600";
case MODE_PWM_DSHOT1200:
return "DS1200";
case MODE_NEOPIXEL:
return "NeoP";
}
// we should never reach here but just in case
return "Unknown";
}
// convert output mode to string. helper function for implementation of get_output_mode_banner
void AP_HAL::RCOutput::append_to_banner(char banner_msg[], uint8_t banner_msg_len, output_mode out_mode, uint8_t low_ch, uint8_t high_ch) const
{
const char* mode_str = get_output_mode_string(out_mode);
// make copy of banner_msg
char banner_msg_temp[banner_msg_len];
memcpy(banner_msg_temp, banner_msg, banner_msg_len);
if (low_ch == high_ch) {
// handle single channel case
hal.util->snprintf(banner_msg, banner_msg_len, "%s %s:%u", banner_msg_temp, mode_str, (unsigned)low_ch);
} else {
// the general case
hal.util->snprintf(banner_msg, banner_msg_len, "%s %s:%u-%u", banner_msg_temp, mode_str, (unsigned)low_ch, (unsigned)high_ch);
}
}