mirror of https://github.com/arendst/Tasmota.git
180 lines
7.8 KiB
C
180 lines
7.8 KiB
C
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#ifndef GT911_H
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#define GT911_H
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#include <stdint.h>
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#include <Wire.h>
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// Real-time command (Write only)
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#define GT911_COMMAND (uint16_t)0x8040
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#define GT911_ESD_CHECK (uint16_t)0x8041
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#define GT911_COMMAND_CHECK (uint16_t)0x8046
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// Configuration information (R/W)
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#define GT911_CONFIG_START (uint16_t)0x8047
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#define GT911_CONFIG_VERSION (uint16_t)0x8047
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#define GT911_X_OUTPUT_MAX_LOW (uint16_t)0x8048
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#define GT911_X_OUTPUT_MAX_HIGH (uint16_t)0x8049
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#define GT911_Y_OUTPUT_MAX_LOW (uint16_t)0x804A
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#define GT911_Y_OUTPUT_MAX_HIGH (uint16_t)0x804B
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#define GT911_TOUCH_NUMBER (uint16_t)0x804C
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#define GT911_MODULE_SWITCH_1 (uint16_t)0x804D
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#define GT911_MODULE_SWITCH_2 (uint16_t)0x804E
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#define GT911_SHAKE_COUNT (uint16_t)0x804F
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#define GT911_FILTER (uint16_t)0x8050
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#define GT911_LARGE_TOUCH (uint16_t)0x8051
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#define GT911_NOISE_REDUCTION (uint16_t)0x8052
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#define GT911_SCREEN_TOUCH_LEVEL (uint16_t)0x8053
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#define GT911_SCREEN_RELEASE_LEVEL (uint16_t)0x8054
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#define GT911_LOW_POWER_CONTROL (uint16_t)0x8055
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#define GT911_REFRESH_RATE (uint16_t)0x8056
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#define GT911_X_THRESHOLD (uint16_t)0x8057
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#define GT911_Y_THRESHOLD (uint16_t)0x8058
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#define GT911_X_SPEED_LIMIT (uint16_t)0x8059 //Reserve
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#define GT911_Y_SPEED_LIMIT (uint16_t)0x805A //Reserve
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#define GT911_SPACE_TOP_BOTTOM (uint16_t)0x805B
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#define GT911_SPACE_LEFT_RIGHT (uint16_t)0x805C
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#define GT911_MINI_FILTER (uint16_t)0x805D
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#define GT911_STRETCH_R0 (uint16_t)0x805E
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#define GT911_STRETCH_R1 (uint16_t)0x805F
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#define GT911_STRETCH_R2 (uint16_t)0x8060
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#define GT911_STRETCH_RM (uint16_t)0x8061
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#define GT911_DRV_GROUPA_NUM (uint16_t)0x8062
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#define GT911_DRV_GROUPB_NUM (uint16_t)0x8063
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#define GT911_SENSOR_NUM (uint16_t)0x8064
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#define GT911_FREQ_A_FACTOR (uint16_t)0x8065
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#define GT911_FREQ_B_FACTOR (uint16_t)0x8066
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#define GT911_PANEL_BIT_FREQ_L (uint16_t)0x8067
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#define GT911_PANEL_BIT_FREQ_H (uint16_t)0x8068
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#define GT911_PANEL_SENSOR_TIME_L (uint16_t)0x8069 //Reserve
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#define GT911_PANEL_SENSOR_TIME_H (uint16_t)0x806A
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#define GT911_PANEL_TX_GAIN (uint16_t)0x806B
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#define GT911_PANEL_RX_GAIN (uint16_t)0x806C
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#define GT911_PANEL_DUMP_SHIFT (uint16_t)0x806D
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#define GT911_DRV_FRAME_CONTROL (uint16_t)0x806E
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#define GT911_CHARGING_LEVEL_UP (uint16_t)0x806F
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#define GT911_MODULE_SWITCH3 (uint16_t)0x8070
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#define GT911_GESTURE_DIS (uint16_t)0X8071
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#define GT911_GESTURE_LONG_PRESS_TIME (uint16_t)0x8072
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#define GT911_X_Y_SLOPE_ADJUST (uint16_t)0X8073
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#define GT911_GESTURE_CONTROL (uint16_t)0X8074
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#define GT911_GESTURE_SWITCH1 (uint16_t)0X8075
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#define GT911_GESTURE_SWITCH2 (uint16_t)0X8076
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#define GT911_GESTURE_REFRESH_RATE (uint16_t)0x8077
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#define GT911_GESTURE_TOUCH_LEVEL (uint16_t)0x8078
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#define GT911_NEWGREENWAKEUPLEVEL (uint16_t)0x8079
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#define GT911_FREQ_HOPPING_START (uint16_t)0x807A
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#define GT911_FREQ_HOPPING_END (uint16_t)0X807B
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#define GT911_NOISE_DETECT_TIMES (uint16_t)0x807C
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#define GT911_HOPPING_FLAG (uint16_t)0X807D
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#define GT911_HOPPING_THRESHOLD (uint16_t)0X807E
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#define GT911_NOISE_THRESHOLD (uint16_t)0X807F //Reserve
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#define GT911_NOISE_MIN_THRESHOLD (uint16_t)0X8080
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#define GT911_HOPPING_SENSOR_GROUP (uint16_t)0X8082
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#define GT911_HOPPING_SEG1_NORMALIZE (uint16_t)0X8083
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#define GT911_HOPPING_SEG1_FACTOR (uint16_t)0X8084
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#define GT911_MAIN_CLOCK_AJDUST (uint16_t)0X8085
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#define GT911_HOPPING_SEG2_NORMALIZE (uint16_t)0X8086
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#define GT911_HOPPING_SEG2_FACTOR (uint16_t)0X8087
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#define GT911_HOPPING_SEG3_NORMALIZE (uint16_t)0X8089
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#define GT911_HOPPING_SEG3_FACTOR (uint16_t)0X808A
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#define GT911_HOPPING_SEG4_NORMALIZE (uint16_t)0X808C
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#define GT911_HOPPING_SEG4_FACTOR (uint16_t)0X808D
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#define GT911_HOPPING_SEG5_NORMALIZE (uint16_t)0X808F
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#define GT911_HOPPING_SEG5_FACTOR (uint16_t)0X8090
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#define GT911_HOPPING_SEG6_NORMALIZE (uint16_t)0X8092
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#define GT911_KEY_1 (uint16_t)0X8093
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#define GT911_KEY_2 (uint16_t)0X8094
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#define GT911_KEY_3 (uint16_t)0X8095
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#define GT911_KEY_4 (uint16_t)0X8096
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#define GT911_KEY_AREA (uint16_t)0X8097
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#define GT911_KEY_TOUCH_LEVEL (uint16_t)0X8098
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#define GT911_KEY_LEAVE_LEVEL (uint16_t)0X8099
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#define GT911_KEY_SENS_1_2 (uint16_t)0X809A
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#define GT911_KEY_SENS_3_4 (uint16_t)0X809B
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#define GT911_KEY_RESTRAIN (uint16_t)0X809C
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#define GT911_KEY_RESTRAIN_TIME (uint16_t)0X809D
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#define GT911_GESTURE_LARGE_TOUCH (uint16_t)0X809E
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#define GT911_HOTKNOT_NOISE_MAP (uint16_t)0X80A1
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#define GT911_LINK_THRESHOLD (uint16_t)0X80A2
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#define GT911_PXY_THRESHOLD (uint16_t)0X80A3
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#define GT911_GHOT_DUMP_SHIFT (uint16_t)0X80A4
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#define GT911_GHOT_RX_GAIN (uint16_t)0X80A5
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#define GT911_FREQ_GAIN0 (uint16_t)0X80A6
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#define GT911_FREQ_GAIN1 (uint16_t)0X80A7
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#define GT911_FREQ_GAIN2 (uint16_t)0X80A8
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#define GT911_FREQ_GAIN3 (uint16_t)0X80A9
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#define GT911_COMBINE_DIS (uint16_t)0X80B3
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#define GT911_SPLIT_SET (uint16_t)0X80B4
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#define GT911_SENSOR_CH0 (uint16_t)0X80B7
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#define GT911_DRIVER_CH0 (uint16_t)0X80D5
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#define GT911_CONFIG_CHKSUM (uint16_t)0X80FF
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#define GT911_CONFIG_FRESH (uint16_t)0X8100
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#define GT911_CONFIG_SIZE (uint16_t)0xFF-0x46
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// Coordinate information
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#define GT911_PRODUCT_ID (uint16_t)0X8140
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#define GT911_FIRMWARE_VERSION (uint16_t)0X8140
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#define GT911_RESOLUTION (uint16_t)0X8140
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#define GT911_VENDOR_ID (uint16_t)0X8140
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#define GT911_IMFORMATION (uint16_t)0X8140
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#define GT911_POINT_INFO (uint16_t)0X814E
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#define GT911_POINT_1 (uint16_t)0X814F
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#define GT911_POINT_2 (uint16_t)0X8157
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#define GT911_POINT_3 (uint16_t)0X815F
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#define GT911_POINT_4 (uint16_t)0X8167
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#define GT911_POINT_5 (uint16_t)0X816F
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#define GT911_POINTS_REG {GT911_POINT_1, GT911_POINT_2, GT911_POINT_3, GT911_POINT_4, GT911_POINT_5}
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typedef struct
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{
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uint16_t x;
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uint16_t y;
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uint16_t id;
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uint16_t size;
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}tp_finger_t;
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class GT911
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{
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public:
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static const uint8_t ROTATE_0 = 0;
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static const uint8_t ROTATE_90 = 1;
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static const uint8_t ROTATE_180 = 2;
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static const uint8_t ROTATE_270 = 3;
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public:
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GT911();
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int32_t begin(TwoWire *use_wire, int8_t pin_int, int8_t pin_res, uint16_t xs, uint16_t ys);
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bool avaliable();
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void update();
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void SetRotation(uint16_t rotate);
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tp_finger_t readFinger(uint8_t num);
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uint16_t readFingerX(uint8_t num);
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uint16_t readFingerY(uint8_t num);
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uint16_t readFingerID(uint8_t num);
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uint16_t readFingerSize(uint8_t num);
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uint8_t getFingerNum(void);
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bool isFingerUp(void);
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void flush(void);
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private:
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void write(uint16_t addr, uint8_t data);
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void write(uint16_t addr, const uint8_t *data, uint16_t len);
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uint8_t read(uint16_t addr);
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void read(uint16_t addr, uint8_t *buf, uint16_t len);
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uint8_t calcChecksum(const uint8_t *buf, uint8_t len);
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void reflashConfig();
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void calculateChecksum();
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void setResolution(uint16_t _width, uint16_t _height);
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void readBlockData(uint8_t *buf, uint16_t reg, uint8_t size);
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bool _is_finger_up = false;
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uint8_t _num = 0;
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uint8_t _rotate = ROTATE_90;
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tp_finger_t _fingers[2];
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uint8_t _iic_addr = 0x14;
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TwoWire *wire;
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uint8_t configBuf[GT911_CONFIG_SIZE];
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};
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#endif
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