static void wr_cmd(u08 reg, u08 param)
{
CS_ENABLE();
wr_spi(LCD_REGISTER);
wr_spi(reg);
CS_DISABLE();
CS_ENABLE();
wr_spi(LCD_DATA);
wr_spi(param);
CS_DISABLE();
}
void ADS7846_rd_data(void)
{
uint_least8_t p, a1, a2, b1, b2;
uint_least16_t x, y;
//SPI speed-down
#if !defined(SOFTWARE_SPI) && (defined(__AVR__) || defined(ARDUINO_ARCH_AVR))
uint_least8_t spcr, spsr;
spcr = SPCR;
spsr = SPSR;
#if F_CPU >= 8000000UL
SPI.setClockDivider(SPI_CLOCK_DIV4);
#else /* if F_CPU >= 4000000UL */
SPI.setClockDivider(SPI_CLOCK_DIV2);
#endif
#endif
//get pressure
CS_ENABLE();
ADS7846_wr_spi(CMD_START | CMD_8BIT | CMD_Z1_POS);
p = ADS7846_rd_spi() & 0x7F;
CS_DISABLE();
ADS7846_delay_ms(1);
if (p > MIN_PRESSURE) {
pressure = p;
//get X data
CS_ENABLE();
ADS7846_wr_spi(CMD_START | CMD_8BIT | CMD_X_POS);
tp_x = ADS7846_rd_spi();
CS_DISABLE();
ADS7846_delay_ms(1);
// get y
CS_ENABLE();
ADS7846_wr_spi(CMD_START | CMD_8BIT | CMD_Y_POS);
tp_y = ADS7846_rd_spi();
CS_DISABLE();
ADS7846_delay_ms(1);
} else {
pressure = 0;
}
//restore SPI settings
#if !defined(SOFTWARE_SPI) && (defined(__AVR__) || defined(ARDUINO_ARCH_AVR))
SPCR = spcr;
SPSR = spsr;
#endif
return;
}
void S65L2F50::begin(uint_least8_t clock_div)
{
//init pins
#if defined(RST_PIN)
pinMode(RST_PIN, OUTPUT);
RST_ENABLE();
#endif
pinMode(CS_PIN, OUTPUT);
pinMode(RS_PIN, OUTPUT);
pinMode(CLK_PIN, OUTPUT);
pinMode(MOSI_PIN, OUTPUT);
CS_DISABLE();
#if !defined(SOFTWARE_SPI)
SPI.setDataMode(SPI_MODE0);
SPI.setBitOrder(MSBFIRST);
SPI.setClockDivider(clock_div);
SPI.begin();
#endif
//reset display
reset(clock_div);
return;
}
void ADS7846::begin(void)
{
//init pins
pinMode(CS_PIN, OUTPUT);
CS_DISABLE();
pinMode(CLK_PIN, OUTPUT);
pinMode(MOSI_PIN, OUTPUT);
pinMode(MISO_PIN, INPUT);
#ifdef IRQ_PIN
pinMode(IRQ_PIN, INPUT);
digitalWrite(IRQ_PIN, HIGH); //pull-up
#endif
#ifdef BUSY_PIN
pinMode(BUSY_PIN, INPUT);
digitalWrite(BUSY_PIN, HIGH); //pull-up
#endif
#if !defined(SOFTWARE_SPI)
SPI.setDataMode(SPI_MODE0);
SPI.begin();
#endif
//set vars
tp_matrix.div = 0;
tp_x = 0;
tp_y = 0;
tp_last_x = 0;
tp_last_y = 0;
lcd_x = 0;
lcd_y = 0;
pressure = 0;
setOrientation(0);
return;
}
char SD_init() {
char i;
CS_DISABLE();
for (i = 0; i < 10; i++)
SPI_transfer(0xFF);
#ifdef DEBUG
USART_printstr("\r\n");
#endif
for (i = 0; i < 10 && SD_command(0x40, 0x00000000, 0x95, 8) != 1; i++) {
_delay_ms(100);
#ifndef DEBUG
USART_printch('.');
#endif
}
if (i == 10) return -1;
for (i = 0; i < 10 && SD_command(0x41, 0x00000000, 0xFF, 8) != 0; i++) {
_delay_ms(100);
#ifndef DEBUG
USART_printch('.');
#endif
}
if (i == 10) return -2;
SD_command(0x50, 0x00000200, 0xFF, 8);
return 0;
}
void MI0283QT2::begin(uint_least8_t clock_div)
{
//init pins
#if defined(RST_PIN)
pinMode(RST_PIN, OUTPUT);
RST_ENABLE();
#endif
pinMode(LED_PIN, OUTPUT);
pinMode(CS_PIN, OUTPUT);
pinMode(CLK_PIN, OUTPUT);
pinMode(MOSI_PIN, OUTPUT);
pinMode(MISO_PIN, INPUT);
LED_DISABLE();
CS_DISABLE();
#if defined(ADS7846)
pinMode(ADSCS_PIN, OUTPUT);
ADSCS_DISABLE();
#endif
#if !defined(SOFTWARE_SPI)
SPI.setDataMode(SPI_MODE0);
SPI.setBitOrder(MSBFIRST);
SPI.setClockDivider(clock_div);
SPI.begin();
#endif
//reset display
reset(clock_div);
//enable backlight
led(50);
return;
}
/*---------------------------------------------------------------------------------------*/
error_t fram_init(uint8_t spi_mode)
{
CSSEL &= ~(1 << CSPIN); /* I/O selected */
CSDIR |= (1 << CSPIN);
CS_DISABLE();
VDDSEL &= ~(1 << VDDPIN);
VDDDIR |= (1 << VDDPIN);
VDD_ENABLE();
WPSEL &= ~(1 << WPPIN); /* I/O selected */
WPDIR |= (1 << WPPIN);
WP_DISABLE();
usci_spi_init(spi_mode);
/* Test SPI Operation */
uint8_t pDeviceID[4];
fram_readDeviceID(pDeviceID);
if (pDeviceID[0] != 0x04 || pDeviceID[1] != 0x7F || pDeviceID[2] != 0x28 || pDeviceID[3] != 0x03)
{
return ERROR_INIT_FAIL;
}
return OK;
}
void MI0283QT9::begin(uint_least8_t clock_div)
{
//init pins
#if defined(RST_PIN)
pinMode(RST_PIN, OUTPUT);
RST_ENABLE();
#endif
pinMode(LED_PIN, OUTPUT);
pinMode(CS_PIN, OUTPUT);
#if defined(LCD_8BIT_SPI)
pinMode(RS_PIN, OUTPUT);
RS_HIGH();
#endif
pinMode(SCK_PIN, OUTPUT);
pinMode(MOSI_PIN, OUTPUT);
pinMode(MISO_PIN, INPUT);
LED_DISABLE();
CS_DISABLE();
#if defined(ADS7846)
pinMode(ADSCS_PIN, OUTPUT);
ADSCS_DISABLE();
#endif
#if !defined(SOFTWARE_SPI)
lcd_clock_div = clock_div;
SPI.setDataMode(SPI_MODE0);
SPI.setBitOrder(MSBFIRST);
//SPI.setClockDivider(clock_div);
SPI.begin();
#endif
//SPI speed-down
#if !defined(SOFTWARE_SPI)
# if F_CPU >= 128000000UL
SPI.setClockDivider(SPI_CLOCK_DIV64);
# elif F_CPU >= 64000000UL
SPI.setClockDivider(SPI_CLOCK_DIV32);
# elif F_CPU >= 32000000UL
SPI.setClockDivider(SPI_CLOCK_DIV16);
# elif F_CPU >= 16000000UL
SPI.setClockDivider(SPI_CLOCK_DIV8);
# else //elif F_CPU >= 8000000UL
SPI.setClockDivider(SPI_CLOCK_DIV4);
# endif
#endif
//reset display
reset();
//SPI speed-up
#if !defined(SOFTWARE_SPI)
SPI.setClockDivider(clock_div);
#endif
//enable backlight
led(50);
return;
}
static void wr_data(u16 data)
{
CS_ENABLE();
wr_spi(LCD_DATA);
wr_spi(data>>8);
wr_spi(data);
CS_DISABLE();
}
void REDFLY::disable(void) //deselect module
{
flush();
read_state = 0;
CS_DISABLE();
return;
}
void display_reset(void)
{
//reset
CS_DISABLE();
RST_ENABLE();
_delay_ms(50);
RST_DISABLE();
_delay_ms(50);
//driving ability
wr_cmd(0xEA, 0x0000);
wr_cmd(0xEB, 0x0020);
wr_cmd(0xEC, 0x000C);
wr_cmd(0xED, 0x00C4);
wr_cmd(0xE8, 0x0040);
wr_cmd(0xE9, 0x0038);
wr_cmd(0xF1, 0x0001);
wr_cmd(0xF2, 0x0010);
wr_cmd(0x27, 0x00A3);
//power voltage
wr_cmd(0x1B, 0x001B);
wr_cmd(0x1A, 0x0001);
wr_cmd(0x24, 0x002F);
wr_cmd(0x25, 0x0057);
//VCOM offset
wr_cmd(0x23, 0x008D); //for flicker adjust
//power on
wr_cmd(0x18, 0x0036);
wr_cmd(0x19, 0x0001); //start osc
wr_cmd(0x01, 0x0000); //wakeup
wr_cmd(0x1F, 0x0088);
_delay_ms(5);
wr_cmd(0x1F, 0x0080);
_delay_ms(5);
wr_cmd(0x1F, 0x0090);
_delay_ms(5);
wr_cmd(0x1F, 0x00D0);
_delay_ms(5);
//color selection
wr_cmd(0x17, 0x0005); //0x0005=65k, 0x0006=262k
//panel characteristic
wr_cmd(0x36, 0x0000);
//display on
wr_cmd(0x28, 0x0038);
_delay_ms(40);
wr_cmd(0x28, 0x003C);
//display options
display_set_orientation(0);
}
void MI0283QT2::drawStart(void)
{
CS_ENABLE();
wr_spi(LCD_REGISTER);
wr_spi(0x22);
CS_DISABLE();
CS_ENABLE();
wr_spi(LCD_DATA);
return;
}
void S65L2F50::begin(uint_least8_t clock_div)
{
//init pins
#if defined(RST_PIN)
pinMode(RST_PIN, OUTPUT);
RST_ENABLE();
#endif
pinMode(CS_PIN, OUTPUT);
pinMode(RS_PIN, OUTPUT);
pinMode(SCK_PIN, OUTPUT);
pinMode(MOSI_PIN, OUTPUT);
CS_DISABLE();
#if !defined(SOFTWARE_SPI)
SPI.setDataMode(SPI_MODE0);
SPI.setBitOrder(MSBFIRST);
//SPI.setClockDivider(clock_div);
SPI.begin();
#endif
//SPI speed-down
#if !defined(SOFTWARE_SPI)
# if F_CPU >= 128000000UL
SPI.setClockDivider(SPI_CLOCK_DIV64);
# elif F_CPU >= 64000000UL
SPI.setClockDivider(SPI_CLOCK_DIV32);
# elif F_CPU >= 32000000UL
SPI.setClockDivider(SPI_CLOCK_DIV16);
# elif F_CPU >= 16000000UL
SPI.setClockDivider(SPI_CLOCK_DIV8);
# else //elif F_CPU >= 8000000UL
SPI.setClockDivider(SPI_CLOCK_DIV4);
# endif
#endif
//reset display
reset();
//SPI speed-up
#if !defined(SOFTWARE_SPI)
SPI.setClockDivider(clock_div);
#endif
return;
}
unsigned char SD_command(unsigned char cmd, unsigned long arg,
unsigned char crc, unsigned char read) {
unsigned char i, buffer[8], ret = 0xFF;
#ifdef DEBUG
USART_printstr(" CMD ");
USART_printhex(cmd);
#endif
CS_ENABLE();
SPI_transfer(cmd);
SPI_transfer(arg >> 24);
SPI_transfer(arg >> 16);
SPI_transfer(arg >> 8);
SPI_transfer(arg);
SPI_transfer(crc);
for (i = 0; i < read; i++)
buffer[i] = SPI_transfer(0xFF);
CS_DISABLE();
for (i = 0; i < read; i++) {
#ifdef DEBUG
USART_printch(' ');
USART_printhex(buffer[i]);
#endif
if (buffer[i] != 0xFF)
ret = buffer[i];
}
#ifdef DEBUG
USART_printstr("\r\n");
#endif
return ret;
}
void ADS7846_begin(void)
{
ti_lib_ioc_pin_type_gpio_output(BOARD_IOID_TOUCH_CS);
ti_lib_ioc_pin_type_gpio_output(BOARD_IOID_SPI_MOSI);
ti_lib_ioc_pin_type_gpio_output(BOARD_IOID_SPI_SCK);
ti_lib_ioc_pin_type_gpio_input(BOARD_IOID_SPI_MISO);
CS_DISABLE();
#ifdef IRQ_PIN
pinMode(IRQ_PIN, INPUT);
digitalWrite(IRQ_PIN, HIGH); //pull-up
#endif
#ifdef BUSY_PIN
pinMode(BUSY_PIN, INPUT);
digitalWrite(BUSY_PIN, HIGH); //pull-up
#endif
#if !defined(SOFTWARE_SPI)
SPI.setDataMode(SPI_MODE0);
SPI.begin();
#endif
//set vars
tp_matrix.div = 0;
tp_x = 0;
tp_y = 0;
tp_last_x = 0;
tp_last_y = 0;
lcd_x = 0;
lcd_y = 0;
pressure = 0;
ADS7846_setOrientation(0);
return;
}
void ADS7846::rd_data(void)
{
uint_least8_t p, a1, a2, b1, b2;
uint_least16_t x, y;
//SPI speed-down
#if !defined(SOFTWARE_SPI) && defined(__AVR__)
uint_least8_t spcr, spsr;
spcr = SPCR;
spsr = SPSR;
# if F_CPU >= 8000000UL
SPI.setClockDivider(SPI_CLOCK_DIV4);
# else if F_CPU >= 4000000UL
SPI.setClockDivider(SPI_CLOCK_DIV2);
# endif
#endif
//get pressure
CS_ENABLE();
wr_spi(CMD_START | CMD_8BIT | CMD_DIFF | CMD_Z1_POS);
a1 = rd_spi()&0x7F;
wr_spi(CMD_START | CMD_8BIT | CMD_DIFF | CMD_Z2_POS);
b1 = (255-rd_spi())&0x7F;
CS_DISABLE();
p = a1 + b1;
if(p > MIN_PRESSURE)
{
/*//using 4 samples for x and y position
for(x=0, y=0, i=4; i!=0; i--)
{
CS_ENABLE();
//get X data
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_X_POS);
a = rd_spi();
b = rd_spi();
x += 1023-((a<<2)|(b>>6)); //12bit: ((a<<4)|(b>>4)) //10bit: ((a<<2)|(b>>6))
//get Y data
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_Y_POS);
a = rd_spi();
b = rd_spi();
y += ((a<<2)|(b>>6)); //12bit: ((a<<4)|(b>>4)) //10bit: ((a<<2)|(b>>6))
CS_DISABLE();
}
x >>= 2; //x/4
y >>= 2; //y/4*/
//using 2 samples for x and y position
CS_ENABLE();
//get X data
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_X_POS);
a1 = rd_spi();
b1 = rd_spi();
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_X_POS);
a2 = rd_spi();
b2 = rd_spi();
if(a1 == a2)
{
x = 1023-((a2<<2)|(b2>>6)); //12bit: ((a<<4)|(b>>4)) //10bit: ((a<<2)|(b>>6))
//get Y data
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_Y_POS);
a1 = rd_spi();
b1 = rd_spi();
wr_spi(CMD_START | CMD_12BIT | CMD_DIFF | CMD_Y_POS);
a2 = rd_spi();
b2 = rd_spi();
if(a1 == a2)
{
y = ((a2<<2)|(b2>>6)); //12bit: ((a<<4)|(b>>4)) //10bit: ((a<<2)|(b>>6))
if(x && y)
{
tp_x = x;
tp_y = y;
}
pressure = p;
}
uint8_t REDFLY::init(uint32_t br, uint8_t pwr)
{
uint8_t ret=0xFF, i;
uint32_t ms;
//init pins
#ifdef CS_PIN
pinMode(CS_PIN, OUTPUT);
CS_DISABLE(); //deselect
#endif
#ifdef RST_PIN
pinMode(RST_PIN, OUTPUT);
RST_ENABLE(); //reset on
#endif
#ifdef TX_PIN
pinMode(TX_PIN, OUTPUT);
digitalWrite(TX_PIN, HIGH);
#endif
#ifdef RX_PIN
pinMode(RX_PIN, INPUT);
digitalWrite(RX_PIN, HIGH); //pull-up on
#endif
//reset vars
memset(ipaddr, 0, sizeof(ipaddr));
memset(buffer, 0, sizeof(buffer));
//set serial port config
baudrate = br;
setbaudrate(br);
//enable module communication
enable();
//reset module
RST_ENABLE();
delay_10ms(5); //wait 50ms
RST_DISABLE();
//auto baud rate detection
delay_10ms(11); //wait 110ms for module boot-up
for(i=4; i!=0; i--) //try 4 times
{
write(0x1C); //transmit 0x1C
for(ms=millis(); (millis()-ms) < 200;) //wait 200ms for response
{
if(available())
{
if(read() == 0x55) //wait for 0x55
{
write(0x55); //transmit 0x55
delay_10ms(10); //wait 100ms
//skip firmware upgrade question at power on
write('n');
write('\n');
ret = 0xFE;
i = 1; //break 1st for loop
break; //break 2nd for loop
}
}
}
}
delay_10ms(20); //wait 200ms for booting
//get firmware version and set config
// if(ret == 0xFE)
// {
for(i=3; i!=0; i--) //try 3 times
{
flush();
if(cmd(PSTR(CMD_FWVERSION)) == 0)
{
//cmd(PSTR(CMD_RESET)); //soft reset
cmd(PSTR(CMD_BAND BAND24));
cmd(PSTR(CMD_INIT));
tx_power = pwr;
ret = 0;
break;
}
delay_10ms(10);
}
// }
if(ret)
{
disable();
}
return ret;
}
void MI0283QT9::drawStop(void)
{
CS_DISABLE();
return;
}
