Line data    Source code

       1             : /*
       2             :    This program is free software: you can redistribute it and/or modify
       3             :    it under the terms of the GNU General Public License as published by
       4             :    the Free Software Foundation, either version 3 of the License, or
       5             :    (at your option) any later version.
       6             : 
       7             :    This program is distributed in the hope that it will be useful,
       8             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
       9             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      10             :    GNU General Public License for more details.
      11             : 
      12             :    You should have received a copy of the GNU General Public License
      13             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      14             :  */
      15             : /*
      16             :   AP_SerialLED for controlling serial connected LEDs using WS2812B protocol
      17             :  */
      18             : 
      19             : #include "AP_SerialLED.h"
      20             : 
      21             : #if AP_SERIALLED_ENABLED
      22             : 
      23             : #include <AP_Math/AP_Math.h>
      24             : #include "SRV_Channel/SRV_Channel.h"
      25             : 
      26             : extern const AP_HAL::HAL& hal;
      27             : 
      28             : AP_SerialLED AP_SerialLED::singleton;
      29             : 
      30             : // set number of NeoPixels per pin
      31           0 : bool AP_SerialLED::set_num_neopixel(uint8_t chan, uint8_t num_leds)
      32             : {
      33           0 :     if (chan >= 1 && chan <= 16 && num_leds <= AP_SERIALLED_MAX_LEDS) {
      34           0 :         return hal.rcout->set_serial_led_num_LEDs(chan-1, num_leds, AP_HAL::RCOutput::MODE_NEOPIXEL);
      35             :     }
      36           0 :     return false;
      37             : }
      38             : 
      39             : // set number of NeoPixels per pin in RGB mode
      40           0 : bool AP_SerialLED::set_num_neopixel_rgb(uint8_t chan, uint8_t num_leds)
      41             : {
      42           0 :     if (chan >= 1 && chan <= 16 && num_leds <= AP_SERIALLED_MAX_LEDS) {
      43           0 :         return hal.rcout->set_serial_led_num_LEDs(chan-1, num_leds, AP_HAL::RCOutput::MODE_NEOPIXELRGB);
      44             :     }
      45           0 :     return false;
      46             : }
      47             : 
      48             : // set number of ProfiLEDs per pin
      49           0 : bool AP_SerialLED::set_num_profiled(uint8_t chan, uint8_t num_leds)
      50             : {
      51           0 :     if (chan >= 1 && chan <= 16 && num_leds <= AP_SERIALLED_MAX_LEDS - 2) {
      52             :         // must have a clock
      53           0 :         uint32_t Clock_mask = 0;
      54           0 :         if (!SRV_Channels::function_assigned((SRV_Channel::Function)((uint8_t)SRV_Channel::k_ProfiLED_Clock))) {
      55           0 :             return false;
      56             :         }
      57           0 :         Clock_mask = SRV_Channels::get_output_channel_mask((SRV_Channel::Function)((uint8_t)SRV_Channel::k_ProfiLED_Clock));
      58             : 
      59           0 :         return hal.rcout->set_serial_led_num_LEDs(chan-1, num_leds, AP_HAL::RCOutput::MODE_PROFILED, Clock_mask);
      60             :     }
      61           0 :     return false;
      62             : }
      63             : 
      64             : // set RGB value on LED number. LED number -1 is all LEDs. First LED is 0. chan is PWM output, 1..16
      65           0 : bool AP_SerialLED::set_RGB(uint8_t chan, int8_t led, uint8_t red, uint8_t green, uint8_t blue)
      66             : {
      67           0 :     if (chan >= 1 && chan <= 16) {
      68           0 :         return hal.rcout->set_serial_led_rgb_data(chan-1, led, red, green, blue);
      69             :     }
      70           0 :     return false;
      71             : }
      72             : 
      73             : // trigger sending of LED changes to LEDs
      74           0 : bool AP_SerialLED::send(uint8_t chan)
      75             : {
      76           0 :     if (chan >= 1 && chan <= 16) {
      77           0 :         return hal.rcout->serial_led_send(chan-1);
      78             :     }
      79           0 :     return false;
      80             : }
      81             : 
      82             : #endif  // AP_SERIALLED_ENABLED