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Dependencies: mbed TrapezoidControl QEI
Diff: Communication/Controller/Controller.cpp
- Revision:
- 0:669ef71cba68
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Communication/Controller/Controller.cpp Sat Sep 08 06:05:22 2018 +0000 @@ -0,0 +1,100 @@ +#include "Controller.h" + +#include "Mu/Mu.h" +#include "../../../LED/LED.h" + +using namespace MU; + +namespace CONTROLLER { + Ticker MuTimer; + + void UartUpdate(); + void LostCheck(); + + namespace { + ControllerData ctrData; + ControllerData keepCtrData; + const uint8_t defaultData[4] = CTR_DEFAULT_DATA; + const char check[] = "DR="; + volatile char packet[24]; + + bool controllerLost = false; + + uint8_t timerCount = 0; + } + + void Controller::Initialize() { + MuUart.attach(UartUpdate, Serial::RxIrq); + MuTimer.attach(LostCheck, 0.025); + DataReset(); + } + + ControllerData* Controller::GetData() { + __disable_irq(); + for(uint8_t i=0; i<CTR_DATA_LENGTH; i++) keepCtrData.buf[i] = ctrData.buf[i]; + __enable_irq(); + return &keepCtrData; + } + + void Controller::DataReset() { + // __disable_irq(); + for(uint8_t i=0; i<CTR_DATA_LENGTH; i++) ctrData.buf[i] = defaultData[i]; + // __enable_irq(); + } + + bool Controller::CheckControllerLost() { + return controllerLost; + } + + void UartUpdate() { + static bool phase = false; + static uint8_t count = 0; + static uint8_t ledCount = 0; + + char data = MuUart.getc(); + + if(phase) { + packet[count] = data; + if(count < 2) { + if(data != check[count]) { + phase = false; + // controllerLost = true; + LED_MU = LED_OFF; + } + } + else if(count == 9) { + if(data != '\r') { + phase = false; + count = 0; + } else { + ctrData.buf[0] = packet[5]; + ctrData.buf[1] = packet[6]; + ctrData.buf[2] = packet[7]; + ctrData.buf[3] = packet[8]; + phase = false; + timerCount = 0; + controllerLost = false; + LED_MU = LED_ON; + } + } + count++; + } + else { + if(data == '*') { + count = 0; + phase = true; + } + } + } + + void LostCheck() { + timerCount++; + if(timerCount == 2) LED_MU = LED_OFF; + if(timerCount >= 20) { + controllerLost = true; + Controller::DataReset(); + timerCount = 0; + LED_MU = LED_OFF; + } + } +}