80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-10-03 xuzhuoyi first implementation.
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*/
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#ifndef __DRV_TOUCH_H__
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#define __DRV_TOUCH_H__
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#include <stdint.h>
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/* Register addresses */
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#define STMPE811_CHIP_ID 0x00
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#define STMPE811_ID_VER 0x02
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#define STMPE811_SYS_CTRL1 0x03
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#define STMPE811_SYS_CTRL2 0x04
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#define STMPE811_SPI_CFG 0x08
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#define STMPE811_INT_CTRL 0x09
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#define STMPE811_INT_EN 0x0A
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#define STMPE811_INT_STA 0x0B
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#define STMPE811_GPIO_EN 0x0C
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#define STMPE811_GPIO_INT_STA 0x0D
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#define STMPE811_ADC_INT_EN 0x0E
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#define STMPE811_ADC_INT_STA 0x0F
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#define STMPE811_GPIO_SET_PIN 0x10
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#define STMPE811_GPIO_CLR_PIN 0x11
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#define STMPE811_GPIO_MP_STA 0x12
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#define STMPE811_GPIO_DIR 0x13
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#define STMPE811_GPIO_ED 0x14
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#define STMPE811_GPIO_RE 0x15
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#define STMPE811_GPIO_FE 0x16
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#define STMPE811_GPIO_AF 0x17
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#define STMPE811_ADC_CTRL1 0x20
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#define STMPE811_ADC_CTRL2 0x21
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#define STMPE811_ADC_CAPT 0x22
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#define STMPE811_ADC_DATA_CH0 0x30
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#define STMPE811_ADC_DATA_CH1 0x32
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#define STMPE811_ADC_DATA_CH2 0x34
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#define STMPE811_ADC_DATA_CH3 0x36
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#define STMPE811_ADC_DATA_CH4 0x38
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#define STMPE811_ADC_DATA_CH5 0x3A
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#define STMPE811_ADC_DATA_CH6 0x3C
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#define STMPE811_ADC_DATA_CH7 0x3E
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#define STMPE811_TSC_CTRL 0x40
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#define STMPE811_TSC_CFG 0x41
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#define STMPE811_WDW_TR_X 0x42
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#define STMPE811_WDW_TR_Y 0x44
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#define STMPE811_WDW_BL_X 0x46
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#define STMPE811_WDW_BL_Y 0x48
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#define STMPE811_FIFO_TH 0x4A
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#define STMPE811_FIFO_STA 0x4B
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#define STMPE811_FIFO_SIZE 0x4C
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#define STMPE811_TSC_DATA_X 0x4D
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#define STMPE811_TSC_DATA_Y 0x4F
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#define STMPE811_TSC_DATA_Z 0x51
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#define STMPE811_TSC_FRACTION_Z 0x56
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#define STMPE811_TSC_DATA_XYZ 0x57
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#define STMPE811_TSC_DATA 0xD7
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#define STMPE811_TSC_I_DRIVE 0x58
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#define STMPE811_TSC_SHIELD 0x59
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#define STMPE811_TEMP_CTRL 0x60
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#define STMPE811_TEMP_DATA 0x61
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#define STMPE811_TEMP_TH 0x62
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/* Touch state */
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struct touch_state {
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int16_t x; ///< Position X
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int16_t y; ///< Position Y
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uint8_t pressed; ///< Pressed flag
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uint8_t padding;
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};
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int32_t touch_get_state(struct touch_state *state);
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#endif /* __DRV_TOUCH_H__ */
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