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EncoderInit.cpp@0:1c05321d03a4, 2019-04-10 (annotated)
- Committer:
- calmantara186
- Date:
- Wed Apr 10 19:48:18 2019 +0000
- Revision:
- 0:1c05321d03a4
external encoder;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
calmantara186 | 0:1c05321d03a4 | 1 | #include "mbed.h" |
calmantara186 | 0:1c05321d03a4 | 2 | |
calmantara186 | 0:1c05321d03a4 | 3 | void EncoderInit(TIM_Encoder_InitTypeDef * encoder, TIM_HandleTypeDef * timer, TIM_TypeDef * TIMx, uint32_t maxcount, uint32_t encmode) |
calmantara186 | 0:1c05321d03a4 | 4 | { |
calmantara186 | 0:1c05321d03a4 | 5 | |
calmantara186 | 0:1c05321d03a4 | 6 | timer->Instance = TIMx; |
calmantara186 | 0:1c05321d03a4 | 7 | timer->Init.Period = maxcount; |
calmantara186 | 0:1c05321d03a4 | 8 | timer->Init.CounterMode = TIM_COUNTERMODE_UP; |
calmantara186 | 0:1c05321d03a4 | 9 | timer->Init.Prescaler = 0; |
calmantara186 | 0:1c05321d03a4 | 10 | timer->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
calmantara186 | 0:1c05321d03a4 | 11 | |
calmantara186 | 0:1c05321d03a4 | 12 | encoder->EncoderMode = encmode; |
calmantara186 | 0:1c05321d03a4 | 13 | |
calmantara186 | 0:1c05321d03a4 | 14 | encoder->IC1Filter = 0x0F; |
calmantara186 | 0:1c05321d03a4 | 15 | encoder->IC1Polarity = TIM_INPUTCHANNELPOLARITY_RISING; |
calmantara186 | 0:1c05321d03a4 | 16 | encoder->IC1Prescaler = TIM_ICPSC_DIV4; |
calmantara186 | 0:1c05321d03a4 | 17 | encoder->IC1Selection = TIM_ICSELECTION_DIRECTTI; |
calmantara186 | 0:1c05321d03a4 | 18 | |
calmantara186 | 0:1c05321d03a4 | 19 | encoder->IC2Filter = 0x0F; |
calmantara186 | 0:1c05321d03a4 | 20 | encoder->IC2Polarity = TIM_INPUTCHANNELPOLARITY_FALLING; |
calmantara186 | 0:1c05321d03a4 | 21 | encoder->IC2Prescaler = TIM_ICPSC_DIV4; |
calmantara186 | 0:1c05321d03a4 | 22 | encoder->IC2Selection = TIM_ICSELECTION_DIRECTTI; |
calmantara186 | 0:1c05321d03a4 | 23 | |
calmantara186 | 0:1c05321d03a4 | 24 | |
calmantara186 | 0:1c05321d03a4 | 25 | if (HAL_TIM_Encoder_Init(timer, encoder) != HAL_OK) { |
calmantara186 | 0:1c05321d03a4 | 26 | printf("Couldn't Init Encoder\r\n"); |
calmantara186 | 0:1c05321d03a4 | 27 | while (1) {} |
calmantara186 | 0:1c05321d03a4 | 28 | } |
calmantara186 | 0:1c05321d03a4 | 29 | |
calmantara186 | 0:1c05321d03a4 | 30 | if(HAL_TIM_Encoder_Start(timer,TIM_CHANNEL_1)!=HAL_OK) { |
calmantara186 | 0:1c05321d03a4 | 31 | printf("Couldn't Start Encoder\r\n"); |
calmantara186 | 0:1c05321d03a4 | 32 | while (1) {} |
calmantara186 | 0:1c05321d03a4 | 33 | } |
calmantara186 | 0:1c05321d03a4 | 34 | } |
calmantara186 | 0:1c05321d03a4 | 35 | |
calmantara186 | 0:1c05321d03a4 | 36 |