150 lines
4.5 KiB
C
150 lines
4.5 KiB
C
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file portab.c
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* @brief Application portability module code.
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*
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* @addtogroup application_portability
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* @{
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*/
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#include "hal.h"
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#include "portab.h"
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/*===========================================================================*/
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/* Module local definitions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module exported variables. */
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/*===========================================================================*/
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/*
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* GPT configuration.
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*/
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const GPTConfig portab_gptcfg1 = {
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.frequency = 1000000U,
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.callback = NULL,
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.cr2 = TIM_CR2_MMS_1, /* MMS = 010 = TRGO on Update Event. */
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.dier = 0U
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};
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const ADCConfig portab_adccfg1 = {
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.difsel = 0U,
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.calibration = 0U
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};
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void adccallback(ADCDriver *adcp);
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/*
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* ADC errors callback, should never happen.
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*/
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void adcerrorcallback(ADCDriver *adcp, adcerror_t err);
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/*
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* ADC conversion group 1.
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* Mode: One shot, 2 channels, SW triggered.
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* Channels: IN0, IN5.
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*/
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const ADCConversionGroup portab_adcgrpcfg1 = {
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.circular = false,
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.num_channels = ADC_GRP1_NUM_CHANNELS,
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.end_cb = NULL,
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.error_cb = adcerrorcallback,
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.cfgr = 0U,
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.cfgr2 = 0U,
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.ccr = 0U,
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.pcsel = ADC_SELMASK_IN0 | ADC_SELMASK_IN5,
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.ltr1 = 0x00000000U,
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.htr1 = 0x03FFFFFFU,
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.ltr2 = 0x00000000U,
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.htr2 = 0x03FFFFFFU,
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.ltr3 = 0x00000000U,
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.htr3 = 0x03FFFFFFU,
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.smpr = {
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ADC_SMPR1_SMP_AN0(ADC_SMPR_SMP_384P5) |
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ADC_SMPR1_SMP_AN5(ADC_SMPR_SMP_384P5),
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0U
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},
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.sqr = {
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ADC_SQR1_SQ1_N(ADC_CHANNEL_IN0) | ADC_SQR1_SQ2_N(ADC_CHANNEL_IN5),
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0U,
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0U,
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0U
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}
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};
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/*
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* ADC conversion group 2.
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* Mode: Continuous, 2 channels, HW triggered by GPT4-TRGO.
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* Channels: IN0, IN5.
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*/
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const ADCConversionGroup portab_adcgrpcfg2 = {
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.circular = true,
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.num_channels = ADC_GRP2_NUM_CHANNELS,
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.end_cb = adccallback,
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.error_cb = adcerrorcallback,
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.cfgr = ADC_CFGR_EXTEN_RISING |
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ADC_CFGR_EXTSEL_SRC(12), /* TIM4_TRGO */
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.cfgr2 = 0U,
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.ccr = 0U,
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.pcsel = ADC_SELMASK_IN0 | ADC_SELMASK_IN5,
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.ltr1 = 0x00000000U,
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.htr1 = 0x03FFFFFFU,
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.ltr2 = 0x00000000U,
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.htr2 = 0x03FFFFFFU,
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.ltr3 = 0x00000000U,
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.htr3 = 0x03FFFFFFU,
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.smpr = {
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ADC_SMPR1_SMP_AN0(ADC_SMPR_SMP_384P5) |
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ADC_SMPR1_SMP_AN5(ADC_SMPR_SMP_384P5),
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0U
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},
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.sqr = {
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ADC_SQR1_SQ1_N(ADC_CHANNEL_IN0) | ADC_SQR1_SQ2_N(ADC_CHANNEL_IN5),
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0U,
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0U,
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0U
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}
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};
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/*===========================================================================*/
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/* Module local types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module local variables. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module local functions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module exported functions. */
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/*===========================================================================*/
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void portab_setup(void) {
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/* ADC inputs.*/
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palSetPadMode(GPIOA, 0, PAL_MODE_INPUT_ANALOG);
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palSetPadMode(GPIOB, 1, PAL_MODE_INPUT_ANALOG);
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}
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/** @} */
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