Library to control a Graphics TFT connected to 4-wire SPI - revised for the Raio RA8875 Display Controller.

Dependents:   FRDM_RA8875_mPaint RA8875_Demo RA8875_KeyPadDemo RA8875_Demo ... more

Fork of SPI_TFT by Peter Drescher

See Components - RA8875 Based Display

Enhanced touch-screen support - where it previous supported both the Resistive Touch and Capacitive Touch based on the FT5206 Touch Controller, now it also has support for the GSL1680 Touch Controller.

RA8875_Touch_FT5206.h

Committer:
WiredHome
Date:
3 months ago
Revision:
176:4ab96d33a8ec
Parent:
166:53fd4a876dac

File content as of revision 176:4ab96d33a8ec:

/// FT5206 Touch Controller definitions
///
/// 

#ifndef RA8875_TOUCH_FT5206_H
#define RA8875_TOUCH_FT5206_H

/// FT5206 definitions follow
#define FT5206_I2C_FREQUENCY                400000
#define FT5206_I2C_ADDRESS                  0x38

#define FT5206_TOUCH_POINTS                 5    // This chip can support only 5 touch points

#define FT5206_NUMBER_OF_REGISTERS          31   // there are more registers, but this
                                                 // is enough to get all 5 touch coordinates.

#define FT5206_NUMBER_OF_TOTAL_REGISTERS    0xFE

#define FT5206_DEVICE_MODE                  0x00 // Normal, test, etc.
#define FT5206_GEST_ID                      0x01 // Gesture detected
#define FT5206_TD_STATUS                    0x02 // How many points detected (3:0). 1-5 is valid.

#define FT5206_TOUCH1_XH                    0x03 // Event Flag, Touch X Position
#define FT5206_TOUCH1_XL                    0x04
#define FT5206_TOUCH1_YH                    0x05 // Touch ID, Touch Y Position
#define FT5206_TOUCH1_YL                    0x06

#define FT5206_TOUCH2_XH                    0x09 // Event Flag, Touch X Position
#define FT5206_TOUCH2_XL                    0x0a
#define FT5206_TOUCH2_YH                    0x0b // Touch ID, Touch Y Position
#define FT5206_TOUCH2_YL                    0x0c

#define FT5206_TOUCH3_XH                    0x0f // Event Flag, Touch X Position
#define FT5206_TOUCH3_XL                    0x10
#define FT5206_TOUCH3_YH                    0x11 // Touch ID, Touch Y Position
#define FT5206_TOUCH3_YL                    0x12

#define FT5206_TOUCH4_XH                    0x15 // Event Flag, Touch X Position
#define FT5206_TOUCH4_XL                    0x16
#define FT5206_TOUCH4_YH                    0x17 // Touch ID, Touch Y Position
#define FT5206_TOUCH4_YL                    0x18

#define FT5206_TOUCH5_XH                    0x1b // Event Flag, Touch X Position
#define FT5206_TOUCH5_XL                    0x1c
#define FT5206_TOUCH5_YH                    0x1d // Touch ID, Touch Y Position
#define FT5206_TOUCH5_YL                    0x1e

// For typical usage, the registers listed below are not used.
#define FT5206_ID_G_THGROUP                 0x80 // Valid touching detect threshold
#define FT5206_ID_G_THPEAK                  0x81 // Valid touching peak detect threshold
#define FT5206_ID_G_THCAL                   0x82 // The threshold when calculating the focus of touching
#define FT5206_ID_G_THWATER                 0x83 // The threshold when there is surface water
#define FT5206_ID_G_THTEMP                  0x84 // The threshold of temperature compensation
#define FT5206_ID_G_CTRL                    0x86 // Power control mode
#define FT5206_ID_G_TIME_ENTER_MONITOR      0x87 // The timer of entering monitor status
#define FT5206_ID_G_PERIODACTIVE            0x88 // Period Active
#define FT5206_ID_G_PERIODMONITOR           0x89 // The timer of entering idle while in monitor status
#define FT5206_ID_G_AUTO_CLB_MODE           0xA0 // Auto calibration mode

#define FT5206_TOUCH_LIB_VERSION_H          0xA1 // Firmware Library Version H byte
#define FT5206_TOUCH_LIB_VERSION_L          0xA2 // Firmware Library Version L byte
#define FT5206_ID_G_CIPHER                  0xA3 // Chip vendor ID
#define FT5206_G_MODE                       0xA4 // The interrupt status to host
#define FT5206_ID_G_PMODE                   0xA5 // Power Consume Mode
#define FT5206_FIRMID                       0xA6 // Firmware ID
#define FT5206_ID_G_STATE                   0xA7 // Running State
#define FT5206_ID_G_FT5201ID                0xA8 // CTPM Vendor ID
#define FT5206_ID_G_ERR                     0xA9 // Error Code
#define FT5206_ID_G_CLB                     0xAA // Configure TP module during calibration in Test Mode
#define FT5206_ID_G_B_AREA_TH               0xAE // The threshold of big area
#define FT5206_LOG_MSG_CNT                  0xFE // The log MSG count
#define FT5206_LOG_CUR_CHA                  0xFF // Current character of log message, will point to the next
                                                 // character when one character is read.
#define FT5206_GEST_ID_MOVE_UP              0x10
#define FT5206_GEST_ID_MOVE_LEFT            0x14
#define FT5206_GEST_ID_MOVE_DOWN            0x18
#define FT5206_GEST_ID_MOVE_RIGHT           0x1c
#define FT5206_GEST_ID_ZOOM_IN              0x48
#define FT5206_GEST_ID_ZOOM_OUT             0x49
#define FT5206_GEST_ID_NO_GESTURE           0x00

#define FT5206_EVENT_FLAG_PUT_DOWN          0x00
#define FT5206_EVENT_FLAG_PUT_UP            0x01
#define FT5206_EVENT_FLAG_CONTACT           0x02
#define FT5206_EVENT_FLAG_RESERVED          0x03

#define FT5206_ID_G_POLLING_MODE            0x00
#define FT5206_ID_G_TRIGGER_MODE            0x01

#define FT5206_ID_G_PMODE_ACTIVE            0x00
#define FT5206_ID_G_PMODE_MONITOR           0x01
#define FT5206_ID_G_PMODE_HIBERNATE         0x03

#define FT5206_ID_G_STATE_CONFIGURE         0x00
#define FT5206_ID_G_STATE_WORK              0x01
#define FT5206_ID_G_STATE_CALIBRATION       0x02
#define FT5206_ID_G_STATE_FACTORY           0x03
#define FT5206_ID_G_STATE_AUTO_CALIBRATION  0x04

/// end of FT5206 definitions

#endif // RA8875_TOUCH_FT5206_H