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https://github.com/trezor/trezor-firmware.git
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35 lines
889 B
C
35 lines
889 B
C
/*
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* Copyright (c) Pavol Rusnak, SatoshiLabs
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*
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* Licensed under TREZOR License
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* see LICENSE file for details
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*/
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#ifndef TREZORHAL_TOUCH_H
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#define TREZORHAL_TOUCH_H
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#include <stdint.h>
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#define TOUCH_START (1U << 24)
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#define TOUCH_MOVE (2U << 24)
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#define TOUCH_END (4U << 24)
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#define TOUCH_ADDRESS (0x38U << 1) // the HAL requires the 7-bit address to be shifted by one bit
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#define TOUCH_PACKET_SIZE 7U
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#define EVENT_PRESS_DOWN 0x00U
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#define EVENT_CONTACT 0x80U
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#define EVENT_LIFT_UP 0x40U
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#define EVENT_NO_EVENT 0xC0U
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#define GESTURE_NO_GESTURE 0x00U
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#define X_POS_MSB (touch_data[3] & 0xFU)
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#define X_POS_LSB (touch_data[4])
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#define Y_POS_MSB (touch_data[5] & 0xFU)
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#define Y_POS_LSB (touch_data[6])
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#define X_Y_POS ((X_POS_MSB << 20) | (X_POS_LSB << 12) | (Y_POS_MSB << 8) | (Y_POS_LSB))
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void touch_init(void);
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uint32_t touch_read(void);
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uint32_t touch_click(void);
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#endif
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