Andrew Hannam
10 years ago
47 changed files with 306 additions and 276 deletions
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/*
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ChibiOS/GFX - Copyright (C) 2012 |
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Joel Bodenmann aka Tectu <joel@unormal.org> |
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This file is part of ChibiOS/GFX. |
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|
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ChibiOS/GFX is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3 of the License, or |
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(at your option) any later version. |
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|
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ChibiOS/GFX is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/**
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* @file drivers/ginput/touch/MCU/ginput_lld_mouse_board_olimex_stm32_lcd.h |
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* @brief GINPUT Touch low level driver source for the MCU on the example board. |
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* |
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* @addtogroup GINPUT_MOUSE |
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* @{ |
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*/ |
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#ifndef _GINPUT_LLD_MOUSE_BOARD_H |
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#define _GINPUT_LLD_MOUSE_BOARD_H |
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#define ADC_NUM_CHANNELS 2 |
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#define ADC_BUF_DEPTH 1 |
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static const ADCConversionGroup adc_y_config = { |
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FALSE, |
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ADC_NUM_CHANNELS, |
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NULL, |
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NULL, |
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0, 0, |
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0, 0, |
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ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS), |
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0, |
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ADC_SQR3_SQ2_N(ADC_CHANNEL_IN12) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN13) |
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}; |
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static const ADCConversionGroup adc_x_config = { |
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FALSE, |
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ADC_NUM_CHANNELS, |
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NULL, |
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NULL, |
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0, 0, |
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0, 0, |
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ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS), |
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0, |
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ADC_SQR3_SQ2_N(ADC_CHANNEL_IN10) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN11) |
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}; |
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/**
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* @brief Initialise the board for the touch. |
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* |
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* @notapi |
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*/ |
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static __inline void init_board(void) { |
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adcStart(&ADCD1, NULL); |
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} |
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/**
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* @brief Check whether the surface is currently touched |
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* @return TRUE if the surface is currently touched |
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* |
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* @notapi |
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*/ |
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static __inline bool_t getpin_pressed(void) { |
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palSetPadMode(GPIOC, 0, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOC, 1, PAL_MODE_INPUT); |
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palSetPadMode(GPIOC, 2, PAL_MODE_INPUT); |
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palSetPadMode(GPIOC, 3, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(GPIOC, 3); |
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return palReadPad(GPIOC, 0); |
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} |
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/**
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* @brief Aquire the bus ready for readings |
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* |
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* @notapi |
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*/ |
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static __inline void aquire_bus(void) { |
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} |
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/**
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* @brief Release the bus after readings |
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* |
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* @notapi |
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*/ |
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static __inline void release_bus(void) { |
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} |
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/**
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* @brief Read an x value from touch controller |
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* @return The value read from the controller |
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* |
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* @notapi |
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*/ |
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static __inline uint16_t read_x_value(void) { |
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uint16_t val1, val2; |
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adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH]; |
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palSetPadMode(GPIOC, 0, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(GPIOC, 1, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(GPIOC, 2, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOC, 3, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(GPIOC, 2); |
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palClearPad(GPIOC, 3); |
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chThdSleepMilliseconds(1); |
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adcConvert(&ADCD1, &adc_x_config, samples, ADC_BUF_DEPTH); |
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val1 = ((samples[0] + samples[1])/2); |
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palClearPad(GPIOC, 2); |
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palSetPad(GPIOC, 3); |
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chThdSleepMilliseconds(1); |
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adcConvert(&ADCD1, &adc_x_config, samples, ADC_BUF_DEPTH); |
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val2 = ((samples[0] + samples[1])/2); |
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return ((val1+((1<<12)-val2))/4); |
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} |
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/**
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* @brief Read an y value from touch controller |
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* @return The value read from the controller |
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* |
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* @notapi |
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*/ |
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static __inline uint16_t read_y_value(void) { |
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uint16_t val1, val2; |
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adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH]; |
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palSetPadMode(GPIOC, 2, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(GPIOC, 3, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(GPIOC, 0, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOC, 1, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(GPIOC, 1); |
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palClearPad(GPIOC, 0); |
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chThdSleepMilliseconds(1); |
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adcConvert(&ADCD1, &adc_y_config, samples, ADC_BUF_DEPTH); |
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val1 = ((samples[0] + samples[1])/2); |
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palClearPad(GPIOC, 0); |
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palSetPad(GPIOC, 1); |
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chThdSleepMilliseconds(1); |
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adcConvert(&ADCD1, &adc_y_config, samples, ADC_BUF_DEPTH); |
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val2 = ((samples[0] + samples[1])/2); |
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return ((val1+((1<<12)-val2))/4); |
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} |
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#endif /* _GINPUT_LLD_MOUSE_BOARD_H */ |
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/** @} */ |
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@ -1,174 +0,0 @@ |
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/*
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ChibiOS/RT - Copyright (C) 2012 |
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Joel Bodenmann aka Tectu <joel@unormal.org> |
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This file is part of ChibiOS/GFX. |
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|
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ChibiOS/GFX is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3 of the License, or |
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(at your option) any later version. |
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|
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ChibiOS/GFX is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/**
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* @file drivers/ginput/touch/MCU/ginput_lld_mouse_board_unknown.h |
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* @brief GINPUT Touch low level driver source for the MCU on some unknown board. |
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* |
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* @addtogroup GINPUT_MOUSE |
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* @{ |
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*/ |
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#ifndef _GINPUT_LLD_MOUSE_BOARD_H |
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#define _GINPUT_LLD_MOUSE_BOARD_H |
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#define ADC_NUM_CHANNELS 2 |
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#define ADC_BUF_DEPTH 1 |
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static const ADCConversionGroup adc_y_config = { |
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FALSE, |
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ADC_NUM_CHANNELS, |
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NULL, |
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NULL, |
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0, 0, |
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0, 0, |
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ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS), |
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0, |
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ADC_SQR3_SQ2_N(ADC_CHANNEL_IN12) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN13) |
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}; |
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static const ADCConversionGroup adc_x_config = { |
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FALSE, |
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ADC_NUM_CHANNELS, |
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NULL, |
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NULL, |
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0, 0, |
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0, 0, |
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ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS), |
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0, |
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ADC_SQR3_SQ2_N(ADC_CHANNEL_IN10) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN11) |
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}; |
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/**
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* @brief Initialise the board for the mouse/touch. |
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* |
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* @notapi |
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*/ |
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static __inline void init_board(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for init_board for your board |
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adcStart(ts->adc_driver, NULL); |
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} |
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/**
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* @brief Check whether the surface is currently touched |
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* @return TRUE if the surface is currently touched |
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* |
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* @notapi |
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*/ |
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static __inline bool_t getpin_pressed(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for getpin_pressed for your board" |
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palSetPadMode(ts->yd_port, ts->yd_pin, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(ts->yu_port, ts->yu_pin, PAL_MODE_INPUT); |
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palSetPadMode(ts->xl_port, ts->xl_pin, PAL_MODE_INPUT); |
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palSetPadMode(ts->xr_port, ts->xr_pin, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(ts->xr_port, ts->xr_pin); |
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return palReadPad(ts->yd_port, ts->yd_pin); |
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} |
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/**
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* @brief Aquire the bus ready for readings |
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* |
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* @notapi |
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*/ |
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static __inline void aquire_bus(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for aquire_bus for your board" |
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} |
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/**
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* @brief Release the bus after readings |
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* |
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* @notapi |
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*/ |
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static __inline void release_bus(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for release_bus for your board" |
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} |
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/**
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* @brief Read an x value from touch controller |
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* @return The value read from the controller |
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* |
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* @notapi |
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*/ |
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static __inline uint16_t read_x_value(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for read_x_value for your board" |
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uint16_t val1, val2; |
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adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH]; |
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palSetPadMode(ts->yd_port, ts->yd_pin, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(ts->yu_port, ts->yu_pin, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(ts->xl_port, ts->xl_pin, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(ts->xr_port, ts->xr_pin, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(ts->xl_port, ts->xl_pin); |
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palClearPad(ts->xr_port, ts->xr_pin); |
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chThdSleepMilliseconds(1); |
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adcConvert(ts->adc_driver, &adc_x_config, samples, ADC_BUF_DEPTH); |
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val1 = ((samples[0] + samples[1])/2); |
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palClearPad(ts->xl_port, ts->xl_pin); |
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palSetPad(ts->xr_port, ts->xr_pin); |
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chThdSleepMilliseconds(1); |
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adcConvert(ts->adc_driver, &adc_x_config, samples, ADC_BUF_DEPTH); |
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val2 = ((samples[0] + samples[1])/2); |
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return ((val1+((1<<12)-val2))/4); |
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} |
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/**
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* @brief Read an y value from touch controller |
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* @return The value read from the controller |
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* |
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* @notapi |
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*/ |
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static __inline uint16_t read_y_value(void) { |
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/* Code here */ |
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#error "ginputMCU: You must supply a definition for read_y_value for your board" |
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uint16_t val1, val2; |
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adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH]; |
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palSetPadMode(ts->xl_port, ts->xl_pin, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(ts->xr_port, ts->xr_pin, PAL_MODE_INPUT_ANALOG); |
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palSetPadMode(ts->yd_port, ts->yd_pin, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(ts->yu_port, ts->yu_pin, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPad(ts->yu_port, ts->yu_pin); |
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palClearPad(ts->yd_port, ts->yd_pin); |
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chThdSleepMilliseconds(1); |
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adcConvert(ts->adc_driver, &adc_y_config, samples, ADC_BUF_DEPTH); |
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val1 = ((samples[0] + samples[1])/2); |
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palClearPad(ts->yu_port, ts->yu_pin); |
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palSetPad(ts->yd_port, ts->yd_pin); |
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chThdSleepMilliseconds(1); |
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adcConvert(ts->adc_driver, &adc_y_config, samples, ADC_BUF_DEPTH); |
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val2 = ((samples[0] + samples[1])/2); |
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return ((val1+((1<<12)-val2))/4); |
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} |
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#endif /* _GINPUT_LLD_MOUSE_BOARD_H */ |
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/** @} */ |
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