94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.io/license.html
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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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// Resolution and Accuracy Settings
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#define GMOUSE_FT5x06_PEN_CALIBRATE_ERROR 8
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#define GMOUSE_FT5x06_PEN_CLICK_ERROR 6
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#define GMOUSE_FT5x06_PEN_MOVE_ERROR 4
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#define GMOUSE_FT5x06_FINGER_CALIBRATE_ERROR 14
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#define GMOUSE_FT5x06_FINGER_CLICK_ERROR 18
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#define GMOUSE_FT5x06_FINGER_MOVE_ERROR 14
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// How much extra data to allocate at the end of the GMouse structure for the board's use
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#define GMOUSE_FT5x06_BOARD_DATA_SIZE 0
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// Set this to GFXON if you want self-calibration.
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// NOTE: This is not as accurate as real calibration.
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// It requires the orientation of the touch panel to match the display.
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// It requires the active area of the touch panel to exactly match the display size.
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#define GMOUSE_FT5x06_SELF_CALIBRATE GFXOFF
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/* I2C interface #2 - Touchscreen controller */
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static const I2CConfig i2ccfg2 = {
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OPMODE_I2C,
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400000,
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FAST_DUTY_CYCLE_2,
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};
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static gBool init_board(GMouse* m, unsigned driverinstance) {
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(void) m;
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// We only support one of these on this board
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if (driverinstance)
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return gFalse;
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return gTrue;
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}
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static GFXINLINE void aquire_bus(GMouse* m) {
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(void) m;
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}
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static GFXINLINE void release_bus(GMouse* m) {
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(void) m;
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}
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static void write_reg(GMouse* m, gU8 reg, gU8 val) {
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gU8 txbuf[2];
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(void) m;
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txbuf[0] = reg;
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txbuf[1] = val;
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i2cAcquireBus(&I2CD2);
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i2cMasterTransmitTimeout(&I2CD2, FT5x06_ADDR, txbuf, 2, 0, 0, MS2ST(FT5x06_TIMEOUT));
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i2cReleaseBus(&I2CD2);
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}
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static gU8 read_byte(GMouse* m, gU8 reg) {
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gU8 rxbuf[1];
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(void) m;
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rxbuf[0] = 0;
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i2cAcquireBus(&I2CD2);
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i2cMasterTransmitTimeout(&I2CD2, FT5x06_ADDR, ®, 1, rxbuf, 1, MS2ST(FT5x06_TIMEOUT));
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i2cReleaseBus(&I2CD2);
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return rxbuf[0];
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}
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static gU16 read_word(GMouse* m, gU8 reg) {
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gU8 rxbuf[2];
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(void) m;
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rxbuf[0] = 0;
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rxbuf[1] = 0;
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i2cAcquireBus(&I2CD2);
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i2cMasterTransmitTimeout(&I2CD2, FT5x06_ADDR, ®, 1, rxbuf, 2, MS2ST(FT5x06_TIMEOUT));
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i2cReleaseBus(&I2CD2);
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return (((gU16)rxbuf[0]) << 8) | rxbuf[1];
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}
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#endif /* _GINPUT_LLD_MOUSE_BOARD_H */
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