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Move to proper I2C handling (#7848)

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* Rework I2C handling
This commit is contained in:
3djc
2020-07-28 19:21:33 +02:00
committed by GitHub
parent 9dd8ca8e25
commit 02c4886525
3 changed files with 408 additions and 466 deletions
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radio/src/gui/480x272/radio_diaganas.cpp
+3 -2
View File
@@ -19,7 +19,8 @@
*/
#include "opentx.h"
#if defined(RADIO_TX16S)
#if defined(HARDWARE_TOUCH)
#include "touch.h"
#include "tp_gt911.h"
#include <math.h>
#endif
@@ -71,7 +72,7 @@ bool menuRadioDiagAnalogs(event_t event)
lcdDrawText(MENUS_MARGIN_LEFT, MENU_CONTENT_TOP + 7 * FH, STR_TOUCH_PANEL);
}
if (touchPanelEvent) {
if (touchPanelEventOccured()) {
touchPanelRead();
lcdDrawNumber(lcdNextPos + 1, MENU_CONTENT_TOP + 7 * FH, touchState.x);
lcdDrawText(lcdNextPos, MENU_CONTENT_TOP + 7 * FH, ", ");
radio/src/targets/horus/tp_gt911.cpp
+396 -246
View File
@@ -18,54 +18,204 @@
* GNU General Public License for more details.
*/
#include "opentx.h"
#include "tp_gt911.h"
#include "touch.h"
//GT911 param table
const uint8_t TOUCH_GT911_Cfg[] =
{
GT911_CFG_NUMER, // 0x8047 Config version
0xE0, // 0x8048 X output map : x 480
0x01,
0x10, // 0x804A Y ouptut max : y 272
0x01,
GT911_MAX_TP, // 0x804C Touch number
0x3C, // 0x804D Module switch 1 : bit4= xy change Int mode
0x20, // 0x804E Module switch 2
0x22, // 0x804F Shake_Count
0x0A, // 0x8050 Filter
0x28, // 0x8051 Larger touch
0x0F, // 0x8052 Noise reduction
0x5A, // 0x8053 Screen touch level
0x3C, // 0x8054 Screen touch leave
0x03, // 0x8055 Low power control
0x05, // 0x8056 Refresh rate
0x00, // 0x8057 X threshold
0x00, // 0x8058 Y threshold
0x00, // 0x8059 Reserved
0x00, // 0x805A Reserved
0x11, // 0x805B Space (top, bottom)
0x11, // 0x805C Space (left, right)
0x08, // 0x805D Mini filter
0x18, // 0x805E Strech R0
0x1A, // 0x805F Strech R1
0x1E, // 0x8060 Strech R2
0x14, // 0x8061 Strech RM
0x87, // 0x8062 Drv groupA num
0x29, // 0x8063 Drv groupB num
0x0A, // 0x8064 Sensor num
0xCF, // 0x8065 FreqA factor
0xD1, // 0x8066 FreqB factor
0xB2, // 0x8067 Panel bit freq
0x04,
0x00, // 0x8069 Reserved
0x00,
0x00, // 0x806B Panel tx gain
0xD8, // 0x806C Panel rx gain
0x02, // 0x806D Panel dump shift
0x1D, // 0x806E Drv frame control
0x00, // 0x806F Charging level up
0x01, // 0x8070 Module switch 3
0x00, // 0x8071 Gesture distance
0x00, // 0x8072 Gesture long press time
0x00, // 0x8073 X/Y slope adjust
0x00, // 0x8074 Gesture control
0x00, // 0x8075 Gesture switch 1
0x00, // 0x8076 Gesture switch 2
0x00, // 0x8077 Gesture refresh rate
0x00, // 0x8078 Gesture touch level
0x00, // 0x8079 New green wake up level
0xB4, // 0x807A Freq hopping start
0xEF, // 0x807B Freq hopping end
0x94, // 0x807C Noise detect time
0xD5, // 0x807D Hopping flag
0x02, // 0x807E Hopping flag
0x07, // 0x807F Noise threshold
0x00, // 0x8080 Nois min threshold old
0x00, // 0x8081 Reserved
0x04, // 0x8082 Hopping sensor group
0x6E, // 0x8083 Hopping Seg1 normalize
0xB9, // 0x8084 Hopping Seg1 factor
0x00, // 0x8085 Main clock adjust
0x6A, // 0x8086 Hopping Seg2 normalize
0xC4, // 0x8087 Hopping Seg2 factor
0x00, // 0x8088 Reserved
0x66, // 0x8089 Hopping Seg3 normalize
0xCF, // 0x808A Hopping Seg3 factor
0x00, // 0x808B Reserved
0x62, // 0x808C Hopping Seg4 normalize
0xDB, // 0x808D Hopping Seg4 factor
0x00, // 0x808E Reserved
0x5E, // 0x808F Hopping Seg5 normalize
0xE8, // 0x8090 Hopping Seg5 factor
0x00, // 0x8091 Reserved
0x5E, // 0x8092 Hopping Seg6 normalize
0x00, // 0x8093 Key1
0x00, // 0x8094 Key2
0x00, // 0x8095 Key3
0x00, // 0x8096 Key4
0x00, // 0x8097 Key area
0x00, // 0x8098 Key touch level
0x00, // 0x8099 Key leave level
0x00, // 0x809A Key sens
0x00, // 0x809B Key sens
0x00, // 0x809C Key restrain
0x00, // 0x809D Key restrain time
0x00, // 0x809E Large gesture touch
0x00, // 0x809F Reserved
0x00, // 0x80A0 Reserved
0x00, // 0x80A1 Hotknot noise map
0x00, // 0x80A2 Link threshold
0x00, // 0x80A3 Pxy threshold
0x00, // 0x80A4 GHot dump shift
0x00, // 0x80A5 GHot rx gain
0x00, // 0x80A6 Freg gain
0x00, // 0x80A7 Freg gain 1
0x00, // 0x80A8 Freg gain 2
0x00, // 0x80A9 Freg gain 3
0x00, // 0x80AA Reserved
0x00, // 0x80AB Reserved
0x00, // 0x80AC Reserved
0x00, // 0x80AD Reserved
0x00, // 0x80AE Reserved
0x00, // 0x80AF Reserved
0x00, // 0x80B0 Reserved
0x00, // 0x80B1 Reserved
0x00, // 0x80B2 Reserved
0x00, // 0x80B3 Combine dis
0x00, // 0x80B4 Split set
0x00, // 0x80B5 Reserved
0x00, // 0x80B6 Reserved
0x14, // 0x80B7 Sensor CH0
0x12, // 0x80B8 Sensor CH1
0x10, // 0x80B9 Sensor CH2
0x0E, // 0x80BA Sensor CH3
0x0C, // 0x80BB Sensor CH4
0x0A, // 0x80BC Sensor CH5
0x08, // 0x80BD Sensor CH6
0x06, // 0x80BE Sensor CH7
0x04, // 0x80BF Sensor CH8
0x02, // 0x80C0 Sensor CH9
0xFF, // 0x80C1 Sensor CH10
0xFF, // 0x80C2 Sensor CH11
0xFF, // 0x80C3 Sensor CH12
0xFF, // 0x80C4 Sensor CH13
0x00, // 0x80C5 Reserved
0x00, // 0x80C6 Reserved
0x00, // 0x80C7 Reserved
0x00, // 0x80C8 Reserved
0x00, // 0x80C9 Reserved
0x00, // 0x80CA Reserved
0x00, // 0x80CB Reserved
0x00, // 0x80CC Reserved
0x00, // 0x80CD Reserved
0x00, // 0x80CE Reserved
0x00, // 0x80CF Reserved
0x00, // 0x80D0 Reserved
0x00, // 0x80D1 Reserved
0x00, // 0x80D2 Reserved
0x00, // 0x80D3 Reserved
0x00, // 0x80D4 Reserved
0x28, // 0x80D5 Driver CH0
0x26, // 0x80D6 Driver CH1
0x24, // 0x80D7 Driver CH2
0x22, // 0x80D8 Driver CH3
0x21, // 0x80D9 Driver CH4
0x20, // 0x80DA Driver CH5
0x1F, // 0x80DB Driver CH6
0x1E, // 0x80DC Driver CH7
0x1D, // 0x80DD Driver CH8
0x0C, // 0x80DE Driver CH9
0x0A, // 0x80DF Driver CH10
0x08, // 0x80E0 Driver CH11
0x06, // 0x80E1 Driver CH12
0x04, // 0x80E2 Driver CH13
0x02, // 0x80E3 Driver CH14
0x00, // 0x80E4 Driver CH15
0xFF, // 0x80E5 Driver CH16
0xFF, // 0x80E6 Driver CH17
0xFF, // 0x80E7 Driver CH18
0xFF, // 0x80E8 Driver CH19
0xFF, // 0x80E9 Driver CH20
0xFF, // 0x80EA Driver CH21
0xFF, // 0x80EB Driver CH22
0xFF, // 0x80EC Driver CH23
0xFF, // 0x80ED Driver CH24
0xFF, // 0x80EE Driver CH25
0x00, // 0x80EF Reserved
0x00, // 0x80F0 Reserved
0x00, // 0x80F1 Reserved
0x00, // 0x80F2 Reserved
0x00, // 0x80F3 Reserved
0x00, // 0x80F4 Reserved
0x00, // 0x80F5 Reserved
0x00, // 0x80F6 Reserved
0x00, // 0x80F7 Reserved
0x00, // 0x80F8 Reserved
0x00, // 0x80F9 Reserved
0x00, // 0x80FA Reserved
0x00, // 0x80FB Reserved
0x00, // 0x80FC Reserved
0x00, // 0x80FD Reserved
0x00 // 0x80FE Reserved
};
uint8_t touchGT911Flag = 0;
uint8_t touchPanelEvent = 0;
uint8_t touchEventOccured = 0;
struct TouchData touchData;
struct TouchState touchState;
void GT911_INT_Change(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = TOUCH_INT_GPIO_PIN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_Init(TOUCH_INT_GPIO, &GPIO_InitStructure);
}
uint8_t GT911_Send_Cfg(uint8_t mode)
{
uint8_t buf[2];
uint8_t i = 0;
buf[0] = 0;
buf[1] = mode;
for (i = 0; i < sizeof(GT911_Cfg); i++)
buf[0] += GT911_Cfg[i];//check sum
buf[0] = (~buf[0]) + 1;
gt911WriteRegister(GT_CFGS_REG, (uint8_t *) GT911_Cfg, sizeof(GT911_Cfg));//
gt911WriteRegister(GT_CHECK_REG, buf, 2);//write checksum
return 0;
}
static void I2C_Config(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHB1PeriphClockCmd(I2C_RCC_AHB1Periph, ENABLE);
GPIO_InitStructure.GPIO_Pin = I2C_SCL_GPIO_PIN | I2C_SDA_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(I2C_GPIO, &GPIO_InitStructure);
GPIO_SetBits(I2C_GPIO, I2C_SCL_GPIO_PIN | I2C_SDA_GPIO_PIN);
}
static void TOUCH_AF_ExtiStop(void)
{
SYSCFG_EXTILineConfig(TOUCH_INT_EXTI_PortSource, TOUCH_INT_EXTI_PinSource1);
@@ -99,7 +249,6 @@ static void TOUCH_AF_ExtiConfig(void)
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_InitStructure.NVIC_IRQChannel = TOUCH_INT_EXTI_IRQn1;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 9;
@@ -130,174 +279,158 @@ static void TOUCH_AF_GPIOConfig(void)
GPIO_ResetBits(TOUCH_INT_GPIO, TOUCH_INT_GPIO_PIN);
}
void SDA_IN(void)
void TOUCH_AF_INT_Change(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = I2C_SDA_GPIO_PIN;
GPIO_InitStructure.GPIO_Pin = TOUCH_INT_GPIO_PIN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(I2C_GPIO, &GPIO_InitStructure);
GPIO_Init(TOUCH_INT_GPIO, &GPIO_InitStructure);
}
void SDA_OUT(void)
void I2C_Init()
{
I2C_DeInit(I2C);
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = I2C_SDA_GPIO_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
I2C_InitTypeDef I2C_InitStructure;
I2C_InitStructure.I2C_ClockSpeed = I2C_SPEED;
I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
I2C_InitStructure.I2C_OwnAddress1 = 0x00;
I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_Init(I2C, &I2C_InitStructure);
I2C_Cmd(I2C, ENABLE);
GPIO_PinAFConfig(I2C_GPIO, I2C_SCL_GPIO_PinSource, I2C_GPIO_AF);
GPIO_PinAFConfig(I2C_GPIO, I2C_SDA_GPIO_PinSource, I2C_GPIO_AF);
GPIO_InitStructure.GPIO_Pin = I2C_SCL_GPIO_PIN | I2C_SDA_GPIO_PIN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(I2C_GPIO, &GPIO_InitStructure);
}
void I2C_Start(void)
bool I2C_WaitEvent(uint32_t event)
{
SDA_OUT();
I2C_SDA_H();
I2C_SCL_H();
delay_us(2);
I2C_SDA_L();//START:when CLK is high,DATA change form high to low
delay_us(2);
I2C_SCL_L();//
delay_us(2);
}
void I2C_Stop(void)
{
SDA_OUT();
I2C_SCL_L();
I2C_SDA_L();//STOP:when CLK is high DATA change form low to high
delay_us(2);
I2C_SCL_H();
I2C_SDA_H();//
delay_us(2);
}
uint8_t I2C_Wait_Ack(void)
{
uint8_t ucErrTime = 0;
SDA_IN();
I2C_SDA_H();
delay_us(2);
I2C_SCL_H();
while (READ_SDA) {
ucErrTime++;
if (ucErrTime > 166) {
I2C_Stop();
return 1;
}
delay_us(1);
uint32_t timeout = I2C_TIMEOUT_MAX;
while (!I2C_CheckEvent(I2C, event)) {
if ((timeout--) == 0) return false;
}
I2C_SDA_L();
I2C_SCL_L();
return true;
}
bool I2C_WaitEventCleared(uint32_t event)
{
uint32_t timeout = I2C_TIMEOUT_MAX;
while (I2C_CheckEvent(I2C, event)) {
if ((timeout--) == 0) return false;
}
return true;
}
uint8_t I2C_GT911_WriteRegister(uint16_t reg, uint8_t * buf, uint8_t len)
{
if (!I2C_WaitEventCleared(I2C_FLAG_BUSY))
return false;
I2C_GenerateSTART(I2C, ENABLE);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_MODE_SELECT))
return false;
I2C_Send7bitAddress(I2C, GT_CMD_WR, I2C_Direction_Transmitter);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTED))
return false;
I2C_SendData(I2C, (uint8_t)((reg & 0xFF00) >> 8));
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTING))
return false;
I2C_SendData(I2C, (uint8_t)(reg & 0x00FF));
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTING))
return false;
/* While there is data to be written */
while (len--) {
I2C_SendData(I2C, *buf);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTING))
return false;
buf++;
}
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTED))
return false;
I2C_GenerateSTOP(I2C, ENABLE);
return true;
}
bool I2C_GT911_ReadRegister(u16 reg, uint8_t * buf, uint8_t len)
{
if (!I2C_WaitEventCleared(I2C_FLAG_BUSY))
return false;
I2C_GenerateSTART(I2C, ENABLE);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_MODE_SELECT))
return false;
I2C_Send7bitAddress(I2C, GT_CMD_WR, I2C_Direction_Transmitter);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_TRANSMITTER_MODE_SELECTED))
return false;
I2C_SendData(I2C, (uint8_t)((reg & 0xFF00) >> 8));
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTING))
return false;
I2C_SendData(I2C, (uint8_t)(reg & 0x00FF));
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_TRANSMITTED))
return false;
I2C_GenerateSTART(I2C, ENABLE);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_MODE_SELECT))
return false;
I2C_Send7bitAddress(I2C, GT_CMD_RD, I2C_Direction_Receiver);
if (!I2C_WaitEvent(I2C_EVENT_MASTER_RECEIVER_MODE_SELECTED))
return false;
if (len > 1) {
I2C_AcknowledgeConfig(I2C, ENABLE);
}
while (len) {
if (len == 1) {
I2C_AcknowledgeConfig(I2C, DISABLE);
}
if (!I2C_WaitEvent(I2C_EVENT_MASTER_BYTE_RECEIVED))
return false;
*buf++ = I2C_ReceiveData(I2C);
len--;
}
I2C_GenerateSTOP(I2C, ENABLE);
return true;
}
uint8_t I2C_GT911_SendConfig(uint8_t mode)
{
uint8_t buf[2];
uint8_t i = 0;
buf[0] = 0;
buf[1] = mode;
for (i = 0; i < sizeof(TOUCH_GT911_Cfg); i++)
buf[0] += TOUCH_GT911_Cfg[i];//check sum
buf[0] = (~buf[0]) + 1;
I2C_GT911_WriteRegister(GT_CFGS_REG, (uint8_t *) TOUCH_GT911_Cfg, sizeof(TOUCH_GT911_Cfg));//
I2C_GT911_WriteRegister(GT_CHECK_REG, buf, 2);//write checksum
return 0;
}
void I2C_Ack(void)
{
I2C_SCL_L();
SDA_OUT();
I2C_SDA_L();
delay_us(2);
I2C_SCL_H();
delay_us(2);
I2C_SCL_L();
}
void I2C_NAck(void)
{
I2C_SCL_L();
SDA_OUT();
I2C_SDA_H();
delay_us(2);
I2C_SCL_H();
delay_us(2);
I2C_SCL_L();
}
void I2C_Send_Byte(uint8_t txd)
{
uint8_t t;
SDA_OUT();
I2C_SCL_L();
for (t = 0; t < 8; t++) {
if ((txd & 0x80) >> 7)
I2C_SDA_H();
else
I2C_SDA_L();
txd <<= 1;
delay_us(1);
I2C_SCL_H();
delay_us(2);
I2C_SCL_L();
delay_us(1);
}
}
uint8_t I2C_Read_Byte(unsigned char ack)
{
unsigned char i, receive = 0;
SDA_IN();
for (i = 0; i < 8; i++) {
I2C_SCL_L();
delay_us(2);
I2C_SCL_H();
receive <<= 1;
if (READ_SDA)receive++;
delay_us(1);
}
if (!ack)
I2C_NAck();
else
I2C_Ack();
return receive;
}
uint8_t gt911WriteRegister(uint16_t reg, uint8_t * buf, uint8_t len)
{
{
uint8_t i;
uint8_t ret = 0;
I2C_Start();
I2C_Send_Byte(GT_CMD_WR); //send cmd
I2C_Wait_Ack();
I2C_Send_Byte(reg >> 8); //send hi
I2C_Wait_Ack();
I2C_Send_Byte(reg & 0XFF); //send low
I2C_Wait_Ack();
for (i = 0; i < len; i++) {
I2C_Send_Byte(buf[i]);
ret = I2C_Wait_Ack();
if (ret)break;
}
I2C_Stop();
return ret;
}
}
void gt911ReadRegister(u16 reg, uint8_t * buf, uint8_t len)
{
uint8_t i;
I2C_Start();
I2C_Send_Byte(GT_CMD_WR); //send addr
I2C_Wait_Ack();
I2C_Send_Byte(reg >> 8); //send hi
I2C_Wait_Ack();
I2C_Send_Byte(reg & 0XFF); //send low
I2C_Wait_Ack();
I2C_Start();
I2C_Send_Byte(GT_CMD_RD); //send rd
I2C_Wait_Ack();
for (i = 0; i < len; i++) {
buf[i] = I2C_Read_Byte(i == (len - 1) ? 0 : 1); //send data
}
I2C_Stop();
}
void touchPanelDeInit(void)
{
TOUCH_AF_ExtiStop();
@@ -307,61 +440,70 @@ bool touchPanelInit(void)
{
uint8_t tmp[4] = {0};
TRACE("Touchpanel init start ...");
TOUCH_AF_GPIOConfig(); //SET RST=OUT INT=OUT INT=LOW
I2C_Config();
TPRST_LOW();
TPINT_HIGH();
delay_us(200);
TPRST_HIGH();
delay_ms(6);
TPINT_LOW();
delay_ms(55);
GT911_INT_Change(); //Set INT INPUT INT=LOW
delay_ms(50);
TRACE("Reading Touch registry");
gt911ReadRegister(GT_PID_REG, tmp, 4);
if (strcmp((char *) tmp, "911") == 0) //ID==9147
{
TRACE("GT911 chip detected");
tmp[0] = 0X02;
gt911WriteRegister(GT_CTRL_REG, tmp, 1);
gt911ReadRegister(GT_CFGS_REG, tmp, 1);
TRACE("Chip config Ver:%x\r\n",tmp[0]);
if (tmp[0] < GT911_CFG_NUMER) //Config ver
{
TRACE("Sending new config %d", GT911_CFG_NUMER);
GT911_Send_Cfg(1);
}
delay_ms(10);
tmp[0] = 0X00;
gt911WriteRegister(GT_CTRL_REG, tmp, 1); //end reset
touchGT911Flag = true;
if (touchGT911Flag) {
TOUCH_AF_ExtiConfig();
return true;
}
TRACE("GT911 chip NOT FOUND");
return false;
else {
TRACE("Touchpanel init start ...");
TOUCH_AF_GPIOConfig(); //SET RST=OUT INT=OUT INT=LOW
I2C_Init();
TPRST_LOW();
TPINT_HIGH();
delay_us(200);
TPRST_HIGH();
delay_ms(6);
TPINT_LOW();
delay_ms(55);
TOUCH_AF_INT_Change(); //Set INT INPUT INT=LOW
delay_ms(50);
TRACE("Reading Touch registry");
I2C_GT911_ReadRegister(GT_PID_REG, tmp, 4);
if (strcmp((char *) tmp, "911") == 0) //ID==9147
{
TRACE("GT911 chip detected");
tmp[0] = 0X02;
I2C_GT911_WriteRegister(GT_CTRL_REG, tmp, 1);
I2C_GT911_ReadRegister(GT_CFGS_REG, tmp, 1);
TRACE("Chip config Ver:%x\r\n", tmp[0]);
if (tmp[0] < GT911_CFG_NUMER) //Config ver
{
TRACE("Sending new config %d", GT911_CFG_NUMER);
I2C_GT911_SendConfig(1);
}
delay_ms(10);
tmp[0] = 0X00;
I2C_GT911_WriteRegister(GT_CTRL_REG, tmp, 1); //end reset
touchGT911Flag = true;
TOUCH_AF_ExtiConfig();
return true;
}
TRACE("GT911 chip NOT FOUND");
return false;
}
}
void touchPanelRead()
{
uint8_t state = 0;
gt911ReadRegister(GT911_READ_XY_REG, &state, 1);
touchPanelEvent = false;
if (!touchEventOccured)
return;
touchEventOccured = false;
I2C_GT911_ReadRegister(GT911_READ_XY_REG, &state, 1);
if ((state & 0x80u) == 0x00) {
// not ready
@@ -371,7 +513,7 @@ void touchPanelRead()
uint8_t pointsCount = (state & 0x0Fu);
if (pointsCount > 0 && pointsCount < GT911_MAX_TP) {
gt911ReadRegister(GT911_READ_XY_REG + 1, touchData.data, pointsCount * sizeof(TouchPoint));
I2C_GT911_ReadRegister(GT911_READ_XY_REG + 1, touchData.data, pointsCount * sizeof(TouchPoint));
if (touchData.pointsCount == 0) {
touchState.event = TE_DOWN;
touchState.startX = touchState.x = touchData.points[0].x;
@@ -399,14 +541,22 @@ void touchPanelRead()
}
uint8_t zero = 0;
gt911WriteRegister(GT911_READ_XY_REG, &zero, 1);
I2C_GT911_WriteRegister(GT911_READ_XY_REG, &zero, 1);
}
extern "C" void TOUCH_INT_EXTI_IRQHandler1(void)
{
if (EXTI_GetITStatus(TOUCH_INT_EXTI_LINE1) != RESET) {
TRACE("TI");
touchPanelEvent = 1;
if (g_eeGeneral.backlightMode & e_backlight_mode_keys) {
// on touch turn the light on
resetBacklightTimeout();
}
touchEventOccured = 1;
EXTI_ClearITPendingBit(TOUCH_INT_EXTI_LINE1);
}
}
bool touchPanelEventOccured()
{
return touchEventOccured;
}
radio/src/targets/horus/tp_gt911.h
+9 -218
View File
@@ -21,218 +21,22 @@
#ifndef _FT5X06_H_
#define _FT5X06_H_
#include "opentx.h"
#include "touch.h"
#define HAS_TOUCH_PANEL() touchGT911Flag == true
bool touchPanelInit();
void touchPanelDeInit();
extern uint8_t touchGT911Flag;
extern uint8_t touchPanelEvent;
extern bool touchPanelInit(void);
extern void touchPanelDeInit(void);
uint8_t gt911WriteRegister(uint16_t reg, uint8_t * buf, uint8_t len);
void gt911ReadRegister(uint16_t reg, uint8_t * buf, uint8_t len);
void touchPanelRead();
bool touchPanelEventOccured();
#define GT911_MAX_TP 5
#define GT911_CFG_NUMER 0x6A
//GT911 param table
const uint8_t GT911_Cfg[] =
{
GT911_CFG_NUMER, // 0x8047 Config version
0xE0, // 0x8048 X output map : x 480
0x01,
0x10, // 0x804A Y ouptut max : y 272
0x01,
GT911_MAX_TP, // 0x804C Touch number
0x3C, // 0x804D Module switch 1 : bit4= xy change Int mode
0x20, // 0x804E Module switch 2
0x22, // 0x804F Shake_Count
0x0A, // 0x8050 Filter
0x28, // 0x8051 Larger touch
0x0F, // 0x8052 Noise reduction
0x5A, // 0x8053 Screen touch level
0x3C, // 0x8054 Screen touch leave
0x03, // 0x8055 Low power control
0x05, // 0x8056 Refresh rate
0x00, // 0x8057 X threshold
0x00, // 0x8058 Y threshold
0x00, // 0x8059 Reserved
0x00, // 0x805A Reserved
0x11, // 0x805B Space (top, bottom)
0x11, // 0x805C Space (left, right)
0x08, // 0x805D Mini filter
0x18, // 0x805E Strech R0
0x1A, // 0x805F Strech R1
0x1E, // 0x8060 Strech R2
0x14, // 0x8061 Strech RM
0x87, // 0x8062 Drv groupA num
0x29, // 0x8063 Drv groupB num
0x0A, // 0x8064 Sensor num
0xCF, // 0x8065 FreqA factor
0xD1, // 0x8066 FreqB factor
0xB2, // 0x8067 Panel bit freq
0x04,
0x00, // 0x8069 Reserved
0x00,
0x00, // 0x806B Panel tx gain
0xD8, // 0x806C Panel rx gain
0x02, // 0x806D Panel dump shift
0x1D, // 0x806E Drv frame control
0x00, // 0x806F Charging level up
0x01, // 0x8070 Module switch 3
0x00, // 0x8071 Gesture distance
0x00, // 0x8072 Gesture long press time
0x00, // 0x8073 X/Y slope adjust
0x00, // 0x8074 Gesture control
0x00, // 0x8075 Gesture switch 1
0x00, // 0x8076 Gesture switch 2
0x00, // 0x8077 Gesture refresh rate
0x00, // 0x8078 Gesture touch level
0x00, // 0x8079 New green wake up level
0xB4, // 0x807A Freq hopping start
0xEF, // 0x807B Freq hopping end
0x94, // 0x807C Noise detect time
0xD5, // 0x807D Hopping flag
0x02, // 0x807E Hopping flag
0x07, // 0x807F Noise threshold
0x00, // 0x8080 Nois min threshold old
0x00, // 0x8081 Reserved
0x04, // 0x8082 Hopping sensor group
0x6E, // 0x8083 Hopping Seg1 normalize
0xB9, // 0x8084 Hopping Seg1 factor
0x00, // 0x8085 Main clock adjust
0x6A, // 0x8086 Hopping Seg2 normalize
0xC4, // 0x8087 Hopping Seg2 factor
0x00, // 0x8088 Reserved
0x66, // 0x8089 Hopping Seg3 normalize
0xCF, // 0x808A Hopping Seg3 factor
0x00, // 0x808B Reserved
0x62, // 0x808C Hopping Seg4 normalize
0xDB, // 0x808D Hopping Seg4 factor
0x00, // 0x808E Reserved
0x5E, // 0x808F Hopping Seg5 normalize
0xE8, // 0x8090 Hopping Seg5 factor
0x00, // 0x8091 Reserved
0x5E, // 0x8092 Hopping Seg6 normalize
0x00, // 0x8093 Key1
0x00, // 0x8094 Key2
0x00, // 0x8095 Key3
0x00, // 0x8096 Key4
0x00, // 0x8097 Key area
0x00, // 0x8098 Key touch level
0x00, // 0x8099 Key leave level
0x00, // 0x809A Key sens
0x00, // 0x809B Key sens
0x00, // 0x809C Key restrain
0x00, // 0x809D Key restrain time
0x00, // 0x809E Large gesture touch
0x00, // 0x809F Reserved
0x00, // 0x80A0 Reserved
0x00, // 0x80A1 Hotknot noise map
0x00, // 0x80A2 Link threshold
0x00, // 0x80A3 Pxy threshold
0x00, // 0x80A4 GHot dump shift
0x00, // 0x80A5 GHot rx gain
0x00, // 0x80A6 Freg gain
0x00, // 0x80A7 Freg gain 1
0x00, // 0x80A8 Freg gain 2
0x00, // 0x80A9 Freg gain 3
0x00, // 0x80AA Reserved
0x00, // 0x80AB Reserved
0x00, // 0x80AC Reserved
0x00, // 0x80AD Reserved
0x00, // 0x80AE Reserved
0x00, // 0x80AF Reserved
0x00, // 0x80B0 Reserved
0x00, // 0x80B1 Reserved
0x00, // 0x80B2 Reserved
0x00, // 0x80B3 Combine dis
0x00, // 0x80B4 Split set
0x00, // 0x80B5 Reserved
0x00, // 0x80B6 Reserved
0x14, // 0x80B7 Sensor CH0
0x12, // 0x80B8 Sensor CH1
0x10, // 0x80B9 Sensor CH2
0x0E, // 0x80BA Sensor CH3
0x0C, // 0x80BB Sensor CH4
0x0A, // 0x80BC Sensor CH5
0x08, // 0x80BD Sensor CH6
0x06, // 0x80BE Sensor CH7
0x04, // 0x80BF Sensor CH8
0x02, // 0x80C0 Sensor CH9
0xFF, // 0x80C1 Sensor CH10
0xFF, // 0x80C2 Sensor CH11
0xFF, // 0x80C3 Sensor CH12
0xFF, // 0x80C4 Sensor CH13
0x00, // 0x80C5 Reserved
0x00, // 0x80C6 Reserved
0x00, // 0x80C7 Reserved
0x00, // 0x80C8 Reserved
0x00, // 0x80C9 Reserved
0x00, // 0x80CA Reserved
0x00, // 0x80CB Reserved
0x00, // 0x80CC Reserved
0x00, // 0x80CD Reserved
0x00, // 0x80CE Reserved
0x00, // 0x80CF Reserved
0x00, // 0x80D0 Reserved
0x00, // 0x80D1 Reserved
0x00, // 0x80D2 Reserved
0x00, // 0x80D3 Reserved
0x00, // 0x80D4 Reserved
0x28, // 0x80D5 Driver CH0
0x26, // 0x80D6 Driver CH1
0x24, // 0x80D7 Driver CH2
0x22, // 0x80D8 Driver CH3
0x21, // 0x80D9 Driver CH4
0x20, // 0x80DA Driver CH5
0x1F, // 0x80DB Driver CH6
0x1E, // 0x80DC Driver CH7
0x1D, // 0x80DD Driver CH8
0x0C, // 0x80DE Driver CH9
0x0A, // 0x80DF Driver CH10
0x08, // 0x80E0 Driver CH11
0x06, // 0x80E1 Driver CH12
0x04, // 0x80E2 Driver CH13
0x02, // 0x80E3 Driver CH14
0x00, // 0x80E4 Driver CH15
0xFF, // 0x80E5 Driver CH16
0xFF, // 0x80E6 Driver CH17
0xFF, // 0x80E7 Driver CH18
0xFF, // 0x80E8 Driver CH19
0xFF, // 0x80E9 Driver CH20
0xFF, // 0x80EA Driver CH21
0xFF, // 0x80EB Driver CH22
0xFF, // 0x80EC Driver CH23
0xFF, // 0x80ED Driver CH24
0xFF, // 0x80EE Driver CH25
0x00, // 0x80EF Reserved
0x00, // 0x80F0 Reserved
0x00, // 0x80F1 Reserved
0x00, // 0x80F2 Reserved
0x00, // 0x80F3 Reserved
0x00, // 0x80F4 Reserved
0x00, // 0x80F5 Reserved
0x00, // 0x80F6 Reserved
0x00, // 0x80F7 Reserved
0x00, // 0x80F8 Reserved
0x00, // 0x80F9 Reserved
0x00, // 0x80FA Reserved
0x00, // 0x80FB Reserved
0x00, // 0x80FC Reserved
0x00, // 0x80FD Reserved
0x00 // 0x80FE Reserved
};
#define GT911_MAX_TP 5
#define GT911_CFG_NUMER 0x6A
//I2C
#define GT_CMD_WR 0X28
#define GT_CMD_RD 0X29
#define SLAVE_Write_Address 0X28
#define I2C_TIMEOUT_MAX 1000
//GT9147
#define GT_CTRL_REG 0X8040
@@ -257,8 +61,7 @@ const uint8_t GT911_Cfg[] =
#define GT911_CONFIG_CHECKSUM_REG 0x80FF
#define GT911_FIRMWARE_VERSION_REG 0x8144
PACK(typedef struct
{
PACK(typedef struct {
uint8_t track;
uint16_t x;
uint16_t y;
@@ -266,8 +69,7 @@ PACK(typedef struct
uint8_t reserved;
}) TouchPoint;
PACK(struct TouchData
{
PACK(struct TouchData {
uint8_t pointsCount;
union
{
@@ -276,21 +78,10 @@ PACK(struct TouchData
};
});
extern struct TouchData touchData;
#define TPRST_LOW() do { TOUCH_RST_GPIO->BSRRH = TOUCH_RST_GPIO_PIN; } while(0)
#define TPRST_HIGH() do { TOUCH_RST_GPIO->BSRRL = TOUCH_RST_GPIO_PIN; } while(0)
#define TPINT_LOW() do { TOUCH_INT_GPIO->BSRRH = TOUCH_INT_GPIO_PIN; } while(0)
#define TPINT_HIGH() do { TOUCH_INT_GPIO->BSRRL = TOUCH_INT_GPIO_PIN; } while(0)
#define I2C_SCL_L() do { I2C_GPIO->BSRRH = I2C_SCL_GPIO_PIN; } while(0)
#define I2C_SCL_H() do { I2C_GPIO->BSRRL = I2C_SCL_GPIO_PIN; } while(0)
#define I2C_SDA_L() do { I2C_GPIO->BSRRH = I2C_SDA_GPIO_PIN; } while(0)
#define I2C_SDA_H() do { I2C_GPIO->BSRRL = I2C_SDA_GPIO_PIN; } while(0)
#define READ_SDA GPIO_ReadInputDataBit(I2C_GPIO, I2C_SDA_GPIO_PIN)
#endif // _FT5X06_H_
#endif // _FT5X06_H_