ardupilot/libraries/AP_Notify/SerialLED.cpp

70 lines
1.8 KiB
C++

/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "AP_Notify/AP_Notify.h"
#include "SerialLED.h"
extern const AP_HAL::HAL& hal;
SerialLED::SerialLED(uint8_t led_off, uint8_t led_bright, uint8_t led_medium, uint8_t led_dim) :
RGBLed(led_off, led_bright, led_medium, led_dim)
{
}
bool SerialLED::hw_init()
{
init_ports();
hal.scheduler->register_io_process(FUNCTOR_BIND_MEMBER(&SerialLED::timer, void));
return true;
}
void SerialLED::timer()
{
WITH_SEMAPHORE(_sem);
const uint32_t now_ms = AP_HAL::millis();
if (now_ms - _last_init_ms >= 1000) {
_last_init_ms = now_ms;
enable_mask = init_ports();
}
}
bool SerialLED::hw_set_rgb(uint8_t red, uint8_t green, uint8_t blue)
{
if (enable_mask == 0) {
// nothing is enabled, no pins set as LED output
return true;
}
AP_SerialLED *led = AP_SerialLED::get_singleton();
if (led == nullptr) {
return false;
}
for (uint16_t chan=0; chan<16; chan++) {
if ((1U<<chan) & enable_mask) {
led->set_RGB(chan+1, -1, red, green, blue);
}
}
for (uint16_t chan=0; chan<16; chan++) {
if ((1U<<chan) & enable_mask) {
led->send(chan+1);
}
}
return true;
}