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Add support for CST816S touch interface (#20213)

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* Add initial version (prints coordinates)

* Add CST816S_found

* Revert formatting

* Add supported gestures (untested)

* Correct use of enums

* Remove library dependency

* Unification of methods

* Remove redundant variables and format
This commit is contained in:
Arne Meeuw 2023-12-18 11:03:18 +01:00 committed by GitHub
parent 2204ecdc51
commit 6b35fc8ddb
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 82 additions and 5 deletions
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71
tasmota/tasmota_xdrv_driver/xdrv_55_touch.ino
View File

@ -71,6 +71,7 @@ typedef struct TSGlobal_t {
TSGlobal_t TSGlobal;
bool CST816S_found = false;
bool FT5206_found = false;
bool GT911_found = false;
bool XPT2046_found = false;
@ -97,7 +98,7 @@ void Touch_SetStatus(uint8_t touches, uint16_t raw_x, uint16_t raw_y, uint8_t ge
// return true if succesful, false if not configured
bool Touch_GetStatus(uint8_t* touches, uint16_t* x, uint16_t* y, uint8_t* gesture,
uint16_t* raw_x, uint16_t* raw_y) {
if (TSGlobal.external_ts || FT5206_found || XPT2046_found) {
if (TSGlobal.external_ts || CST816S_found || FT5206_found || XPT2046_found) {
if (touches) { *touches = TSGlobal.touches; }
if (x) { *x = TSGlobal.touch_xp; }
if (y) { *y = TSGlobal.touch_yp; }
@ -110,7 +111,7 @@ bool Touch_GetStatus(uint8_t* touches, uint16_t* x, uint16_t* y, uint8_t* gestur
}
uint32_t Touch_Status(int32_t sel) {
if (TSGlobal.external_ts || FT5206_found || GT911_found || XPT2046_found || SRES_found) {
if (TSGlobal.external_ts || CST816S_found || FT5206_found || GT911_found || XPT2046_found || SRES_found) {
switch (sel) {
case 0:
return TSGlobal.touched;
@ -185,6 +186,62 @@ int16_t SRES_y() {
}
#endif
#ifdef USE_CST816S
#undef CST816S_address
#define CST816S_address 0x15
bool CST816S_event_available = false;
uint8_t CST816S_bus = 0;
uint8_t CST816S_map_gesture(uint8_t gesture) {
switch (gesture) {
case 0x01: return TS_Gest_Move_Up; // SWIPE_UP
case 0x02: return TS_Gest_Move_Down; // SWIPE_DOWN
case 0x03: return TS_Gest_Move_Left; // SWIPE_LEFT
case 0x04: return TS_Gest_Move_Right; // SWIPE_RIGHT
case 0x05: return TS_Gest_None; // SINGLE_CLICK
case 0x0B: return TS_Gest_None; // DOUBLE_CLICK
case 0x0C: return TS_Gest_None; // LONG_PRESS
default: return TS_Gest_None; // NONE
}
}
bool CST816S_available() {
if (CST816S_event_available) {
byte data_raw[8];
I2cReadBuffer(CST816S_address, 0x01, data_raw, 6, CST816S_bus);
TSGlobal.raw_touch_xp = ((data_raw[2] & 0xF) << 8) + data_raw[3];
TSGlobal.raw_touch_yp = ((data_raw[4] & 0xF) << 8) + data_raw[5];
TSGlobal.gesture = CST816S_map_gesture(data_raw[0]);
CST816S_event_available = false;
return true;
}
return false;
}
bool CST816S_Touch_Init(uint8_t bus, int8_t irq_pin, int8_t rst_pin, int interrupt = RISING) {
CST816S_found = false;
CST816S_bus = bus;
pinMode(irq_pin, INPUT);
pinMode(rst_pin, OUTPUT);
digitalWrite(rst_pin, HIGH);
delay(50);
digitalWrite(rst_pin, LOW);
delay(5);
digitalWrite(rst_pin, HIGH);
delay(50);
uint8_t version;
I2cReadBuffer(CST816S_address, 0x15, &version, 1, CST816S_bus);
delay(5);
uint8_t versionInfo[3];
I2cReadBuffer(CST816S_address, 0xA7, versionInfo, 3, CST816S_bus);
attachInterrupt(irq_pin, []{ CST816S_event_available = true; }, interrupt);
CST816S_found = true;
AddLog(LOG_LEVEL_INFO, PSTR("TI: CST816S, version: %d, versionInfo: %d.%d.%d"), version, versionInfo[0], versionInfo[1], versionInfo[2]);
return CST816S_found;
}
#endif // USE_CST816S
#ifdef USE_FT5206
#include <FT5206.h>
// touch panel controller
@ -307,6 +364,12 @@ void Touch_Check(void(*rotconvert)(int16_t *x, int16_t *y)) {
}
#endif
#ifdef USE_CST816S
if (CST816S_found) {
TSGlobal.touched = CST816S_available();
}
#endif // USE_CST816S
#ifdef USE_FT5206
if (FT5206_found) {
TSGlobal.touched = FT5206_touched();
@ -360,7 +423,7 @@ void Touch_Check(void(*rotconvert)(int16_t *x, int16_t *y)) {
#endif // USE_TOUCH_BUTTONS
rotconvert(&TSGlobal.touch_xp, &TSGlobal.touch_yp);
AddLog(LOG_LEVEL_DEBUG_MORE, "TS : TSGlobal.touched x=%i y=%i (raw x=%i y=%i)", TSGlobal.touch_xp, TSGlobal.touch_yp, TSGlobal.raw_touch_xp, TSGlobal.raw_touch_yp);
AddLog(LOG_LEVEL_DEBUG_MORE, "TS : TSGlobal.touched x=%i y=%i gest=0x%02x (raw x=%i y=%i)", TSGlobal.touch_xp, TSGlobal.touch_yp, TSGlobal.gesture, TSGlobal.raw_touch_xp, TSGlobal.raw_touch_yp);
#ifdef USE_TOUCH_BUTTONS
CheckTouchButtons(TSGlobal.touched, TSGlobal.touch_xp, TSGlobal.touch_yp);
@ -522,7 +585,7 @@ bool Xdrv55(uint32_t function) {
case FUNC_INIT:
break;
case FUNC_EVERY_100_MSECOND:
if (FT5206_found || XPT2046_found || GT911_found || SRES_found) {
if (CST816S_found || FT5206_found || XPT2046_found || GT911_found || SRES_found) {
Touch_Check(TS_RotConvert);
}
break;

16
tasmota/tasmota_xdsp_display/xdsp_17_universal.ino
View File

@ -35,6 +35,8 @@ extern FS *ffsp;
#undef GT911_address
#define GT911_address 0x5D
#undef CST816S_address
#define CST816S_address 0x15
enum {GPIO_DP_RES=GPIO_SENSOR_END-1,GPIO_DP_CS,GPIO_DP_RS,GPIO_DP_WR,GPIO_DP_RD,GPIO_DPAR0,GPIO_DPAR1,GPIO_DPAR2,GPIO_DPAR3,GPIO_DPAR4,GPIO_DPAR5,GPIO_DPAR6,GPIO_DPAR7,GPIO_DPAR8,GPIO_DPAR9,GPIO_DPAR10,GPIO_DPAR11,GPIO_DPAR12,GPIO_DPAR13,GPIO_DPAR14,GPIO_DPAR15};
@ -312,7 +314,7 @@ int8_t cs;
udisp = new uDisplay(ddesc);
// checck for touch option TI1 or TI2
#if defined(USE_FT5206) || defined(USE_GT911)
#if defined (USE_CST816S) || defined(USE_FT5206) || defined(USE_GT911)
cp = strstr(ddesc, ":TI");
if (cp) {
uint8_t wire_n = 1;
@ -350,6 +352,8 @@ int8_t cs;
if (I2cSetDevice(i2caddr, wire_n)) {
if (i2caddr == GT911_address) {
I2cSetActiveFound(i2caddr, "GT911", wire_n);
} else if (i2caddr == CST816S_address) {
I2cSetActiveFound(i2caddr, "CST816S", wire_n);
} else {
I2cSetActiveFound(i2caddr, "FT5206", wire_n);
}
@ -361,6 +365,8 @@ int8_t cs;
if (I2cSetDevice(i2caddr)) {
if (i2caddr == GT911_address) {
I2cSetActiveFound(i2caddr, "GT911");
} else if (i2caddr == CST816S_address) {
I2cSetActiveFound(i2caddr, "CST816S");
} else {
I2cSetActiveFound(i2caddr, "FT5206");
}
@ -373,6 +379,10 @@ int8_t cs;
#ifdef USE_GT911
if (!wire_n) GT911_Touch_Init(&Wire, irq, rst, xs, ys);
else GT911_Touch_Init(&Wire1, irq, rst, xs, ys);
#endif
} else if (i2caddr == CST816S_address) {
#ifdef USE_CST816S
CST816S_Touch_Init(wire_n, irq, rst);
#endif
} else {
#ifdef USE_FT5206
@ -386,6 +396,10 @@ int8_t cs;
if (i2caddr == GT911_address) {
#ifdef USE_GT911
if (!wire_n) GT911_Touch_Init(&Wire, irq, rst, xs, ys);
#endif
} else if (i2caddr == CST816S_address) {
#ifdef USE_CST816S
CST816S_Touch_Init(wire_n, irq, rst);
#endif
} else {
#ifdef USE_FT5206