A program to monitor some parameters for a motor
Dependencies: mbed-dev BufferSerial
Thanks to David Lowe for https://developer.mbed.org/users/gregeric/code/Nucleo_Hello_Encoder/ which I adapted for the use of TIM2 32bit timer as an encoder reader on the Nucleo L432KC board.
Encoder/EncoderInit.cpp@23:5cd74e296f59, 2017-06-22 (annotated)
- Committer:
- tonnyleonard
- Date:
- Thu Jun 22 10:41:57 2017 +0000
- Revision:
- 23:5cd74e296f59
- Parent:
- 2:958e9094b198
Correct adc2 calibration offset and the dac1 calibration factor and offset, remove some junk comments
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
tonnyleonard | 0:789510d98ade | 1 | #include "mbed.h" |
tonnyleonard | 0:789510d98ade | 2 | |
tonnyleonard | 0:789510d98ade | 3 | void EncoderInit(TIM_Encoder_InitTypeDef * encoder, TIM_HandleTypeDef * timer, TIM_TypeDef * TIMx, uint32_t maxcount, uint32_t encmode) |
tonnyleonard | 0:789510d98ade | 4 | { |
tonnyleonard | 0:789510d98ade | 5 | |
tonnyleonard | 0:789510d98ade | 6 | timer->Instance = TIMx; |
tonnyleonard | 0:789510d98ade | 7 | timer->Init.Period = maxcount; |
tonnyleonard | 0:789510d98ade | 8 | timer->Init.CounterMode = TIM_COUNTERMODE_UP; |
tonnyleonard | 0:789510d98ade | 9 | timer->Init.Prescaler = 0; |
tonnyleonard | 0:789510d98ade | 10 | timer->Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
tonnyleonard | 0:789510d98ade | 11 | |
tonnyleonard | 0:789510d98ade | 12 | encoder->EncoderMode = encmode; |
tonnyleonard | 0:789510d98ade | 13 | |
tonnyleonard | 2:958e9094b198 | 14 | encoder->IC1Filter = 0x05; |
tonnyleonard | 0:789510d98ade | 15 | encoder->IC1Polarity = TIM_INPUTCHANNELPOLARITY_RISING; |
tonnyleonard | 0:789510d98ade | 16 | encoder->IC1Prescaler = TIM_ICPSC_DIV4; |
tonnyleonard | 0:789510d98ade | 17 | encoder->IC1Selection = TIM_ICSELECTION_DIRECTTI; |
tonnyleonard | 0:789510d98ade | 18 | |
tonnyleonard | 2:958e9094b198 | 19 | encoder->IC2Filter = 0x05; |
tonnyleonard | 0:789510d98ade | 20 | encoder->IC2Polarity = TIM_INPUTCHANNELPOLARITY_FALLING; |
tonnyleonard | 0:789510d98ade | 21 | encoder->IC2Prescaler = TIM_ICPSC_DIV4; |
tonnyleonard | 0:789510d98ade | 22 | encoder->IC2Selection = TIM_ICSELECTION_DIRECTTI; |
tonnyleonard | 0:789510d98ade | 23 | |
tonnyleonard | 0:789510d98ade | 24 | |
tonnyleonard | 0:789510d98ade | 25 | if (HAL_TIM_Encoder_Init(timer, encoder) != HAL_OK) { |
tonnyleonard | 0:789510d98ade | 26 | printf("Couldn't Init Encoder\r\n"); |
tonnyleonard | 0:789510d98ade | 27 | while (1) {} |
tonnyleonard | 0:789510d98ade | 28 | } |
tonnyleonard | 0:789510d98ade | 29 | |
tonnyleonard | 0:789510d98ade | 30 | if(HAL_TIM_Encoder_Start(timer,TIM_CHANNEL_1)!=HAL_OK) { |
tonnyleonard | 0:789510d98ade | 31 | printf("Couldn't Start Encoder\r\n"); |
tonnyleonard | 0:789510d98ade | 32 | while (1) {} |
tonnyleonard | 0:789510d98ade | 33 | } |
tonnyleonard | 0:789510d98ade | 34 | } |
tonnyleonard | 0:789510d98ade | 35 |