/**
Routine Description:
Gets the mode (function) of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin
Mode - pointer to output mode value
Returns:
EFI_SUCCESS - mode value retrieved
EFI_INVALID_PARAMETER - Mode is a null pointer or Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
GetMode (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
OUT EMBEDDED_GPIO_MODE *Mode
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
ASSERT_EFI_ERROR (Status);
// Check for errors
if (Mode == NULL) {
return EFI_INVALID_PARAMETER;
}
// Check if it is input or output
if (MmioRead8 (RegisterBase + PL061_GPIO_DIR_REG) & GPIO_PIN_MASK(Offset)) {
// Pin set to output
if (PL061GetPins (RegisterBase, GPIO_PIN_MASK(Offset))) {
*Mode = GPIO_MODE_OUTPUT_1;
} else {
*Mode = GPIO_MODE_OUTPUT_0;
}
} else {
// Pin set to input
*Mode = GPIO_MODE_INPUT;
}
return EFI_SUCCESS;
}
/*---------------------------------------------------------------------------*/
void
spi_cs_init(uint8_t port, uint8_t pin)
{
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
ioc_set_over(port, pin, IOC_OVERRIDE_DIS);
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
GPIO_SET_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
}
/*---------------------------------------------------------------------------*/
static void
config_gpio(uint8_t port, uint8_t pin, uint8_t type)
{
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
if(type == HWTEST_GPIO_OUTPUT) {
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
} else if(type == HWTEST_GPIO_INPUT) {
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
}
}
/**
Routine Description:
Sets the state of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin to modify
Mode - mode to set
Returns:
EFI_SUCCESS - GPIO set as requested
EFI_UNSUPPORTED - Mode is not supported
EFI_INVALID_PARAMETER - Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
Set (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
IN EMBEDDED_GPIO_MODE Mode
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
if (EFI_ERROR (Status))
goto EXIT;
// Initialize the hardware if not already done
if (!mPL061Initialized) {
Status = PL061Initialize();
if (EFI_ERROR(Status)) {
goto EXIT;
}
}
switch (Mode)
{
case GPIO_MODE_INPUT:
// Set the corresponding direction bit to LOW for input
MmioAnd8 (RegisterBase + PL061_GPIO_DIR_REG, ~GPIO_PIN_MASK(Gpio));
break;
case GPIO_MODE_OUTPUT_0:
// Set the corresponding data bit to LOW for 0
MmioWrite8 (RegisterBase + PL061_GPIO_DATA_REG + (GPIO_PIN_MASK(Offset) << 2), 0);
// Set the corresponding direction bit to HIGH for output
MmioOr8 (RegisterBase + PL061_GPIO_DIR_REG, GPIO_PIN_MASK(Offset));
break;
case GPIO_MODE_OUTPUT_1:
// Set the corresponding data bit to HIGH for 1
MmioWrite8 (RegisterBase + PL061_GPIO_DATA_REG + (GPIO_PIN_MASK(Offset) << 2), 0xff);
// Set the corresponding direction bit to HIGH for output
MmioOr8 (RegisterBase + PL061_GPIO_DIR_REG, GPIO_PIN_MASK(Offset));
break;
default:
// Other modes are not supported
return EFI_UNSUPPORTED;
}
EXIT:
return Status;
}
/*---------------------------------------------------------------------------*/
static void
floppin(uint8_t port, uint8_t pin)
{
uint8_t i;
GPIO_CLR_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
clock_delay_usec(500);
for(i = 0; i < 50; i++) {
GPIO_SET_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
clock_delay_usec(500);
GPIO_CLR_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
clock_delay_usec(500);
}
}
void gpio_irq_enable(gpio_t dev)
{
if (gpio_enabled(dev)) {
int pin = pin_lut[dev];
GPIO_NUM_TO_DEV(pin)->IE |= GPIO_PIN_MASK(GPIO_BIT_NUM(pin));
}
}
/**
Routine Description:
Gets the state of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin to read
Value - state of the pin
Returns:
EFI_SUCCESS - GPIO state returned in Value
EFI_INVALID_PARAMETER - Value is NULL pointer or Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
Get (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
OUT UINTN *Value
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
ASSERT_EFI_ERROR (Status);
if (Value == NULL) {
return EFI_INVALID_PARAMETER;
}
if (PL061GetPins (RegisterBase, GPIO_PIN_MASK(Offset))) {
*Value = 1;
} else {
*Value = 0;
}
return EFI_SUCCESS;
}
int gpio_init_int(gpio_t dev, gpio_mode_t mode, gpio_flank_t flank,
gpio_cb_t cb, void *arg)
{
int res, pin, irq_num;
uint32_t mask;
cc2538_gpio_t* instance;
/* Note: gpio_init() also checks if the gpio is enabled. */
res = gpio_init(dev, mode);
if (res < 0) {
return res;
}
/* Store the callback information for later: */
gpio_config[dev].cb = cb;
gpio_config[dev].arg = arg;
pin = pin_lut[dev];
mask = GPIO_PIN_MASK(GPIO_BIT_NUM(pin));
instance = GPIO_NUM_TO_DEV(pin);
/* Enable power-up interrupts for this GPIO port: */
SYS_CTRL_IWE |= BIT(GPIO_NUM_TO_PORT_NUM(pin));
switch(flank) {
case GPIO_FALLING:
instance->IBE &= ~mask; /**< Not both edges */
instance->IEV &= ~mask; /**< Falling edge */
instance->P_EDGE_CTRL |= BIT(pin); /**< Falling edge power-up interrupt */
break;
case GPIO_RISING:
instance->IBE &= ~mask; /**< Not both edges */
instance->IEV |= mask; /**< Rising edge */
instance->P_EDGE_CTRL &= ~BIT(pin); /**< Rising edge power-up interrupt */
break;
case GPIO_BOTH:
instance->IBE = mask; /**< Both edges */
break;
}
instance->IS &= ~mask; /**< Edge triggered (as opposed to level-triggered) */
instance->IC |= mask; /**< Clear any preexisting interrupt state */
instance->PI_IEN |= BIT(pin); /**< Enable power-up interrupts for this pin */
/* Set interrupt priority for the whole GPIO port: */
irq_num = GPIO_PORT_A_IRQn + GPIO_NUM_TO_PORT_NUM(pin);
NVIC_SetPriority(irq_num, GPIO_IRQ_PRIO);
/* Enable interrupts for the whole GPIO port: */
NVIC_EnableIRQ(irq_num);
/* Enable interrupts for the specific pin: */
instance->IE |= mask;
return 0;
}
/*---------------------------------------------------------------------------*/
static void
at_cmd_gpio_callback(struct at_cmd *cmd, uint8_t len, char *data)
{
/* Format: AT&GPIO=PN,s where P(ort)N(number), s(tate)=1/0 */
uint8_t port;
uint8_t state = strncmp(&data[11], "1", 1) ? 0 : 1;
uint8_t pin = atoi(&data[9]);
if(strncmp(&data[10], ",", 1) != 0) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
if((pin < 0) || (pin > 7)) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
if((state < 0) || (state > 1)) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
if(strncmp(&data[8], "A", 1) == 0) {
port = GPIO_A_NUM;
} else if(strncmp(&data[8], "B", 1) == 0) {
port = GPIO_B_NUM;
} else if(strncmp(&data[8], "C", 1) == 0) {
port = GPIO_C_NUM;
} else if(strncmp(&data[8], "D", 1) == 0) {
port = GPIO_D_NUM;
} else {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
config_gpio(port, pin, HWTEST_GPIO_OUTPUT);
if(state) {
GPIO_SET_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
} else {
GPIO_CLR_PIN(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
}
AT_RESPONSE(AT_DEFAULT_RESPONSE_OK);
}
/**
Routine Description:
Sets the state of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin to modify
Mode - mode to set
Returns:
EFI_SUCCESS - GPIO set as requested
EFI_UNSUPPORTED - Mode is not supported
EFI_INVALID_PARAMETER - Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
Set (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
IN EMBEDDED_GPIO_MODE Mode
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
ASSERT_EFI_ERROR (Status);
switch (Mode)
{
case GPIO_MODE_INPUT:
// Set the corresponding direction bit to LOW for input
MmioAnd8 (RegisterBase + PL061_GPIO_DIR_REG,
~GPIO_PIN_MASK(Offset) & 0xFF);
break;
case GPIO_MODE_OUTPUT_0:
// Set the corresponding direction bit to HIGH for output
MmioOr8 (RegisterBase + PL061_GPIO_DIR_REG, GPIO_PIN_MASK(Offset));
// Set the corresponding data bit to LOW for 0
PL061SetPins (RegisterBase, GPIO_PIN_MASK(Offset), 0);
break;
case GPIO_MODE_OUTPUT_1:
// Set the corresponding direction bit to HIGH for output
MmioOr8 (RegisterBase + PL061_GPIO_DIR_REG, GPIO_PIN_MASK(Offset));
// Set the corresponding data bit to HIGH for 1
PL061SetPins (RegisterBase, GPIO_PIN_MASK(Offset), 0xff);
break;
default:
// Other modes are not supported
return EFI_UNSUPPORTED;
}
return EFI_SUCCESS;
}
void cb(uint8_t port, uint8_t pin){
GPIO_CLEAR_INTERRUPT(GPIO_PORT_TO_BASE(port), GPIO_PIN_MASK(pin));
if(port==2 && pin==0){
start_time = vtimer_arch_now();
}
else{
printf("time = %lu\n", vtimer_arch_now()-start_time);
}
}
//Use C0 to receive interrupt
void configGPIOInterrupt(){
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_DETECT_EDGE(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_DETECT_RISING(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_ENABLE_INTERRUPT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(2));
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(2));
GPIO_DETECT_EDGE(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(2));
GPIO_DETECT_FALLING(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(2));
GPIO_ENABLE_INTERRUPT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(2));
ioc_set_over(GPIO_C_NUM,0, IOC_OVERRIDE_PUE);
ioc_set_over(GPIO_C_NUM,2, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(NVIC_INT_GPIO_PORT_C);
gpio_register_callback(cb,GPIO_C_NUM,0);
gpio_register_callback(cb,GPIO_C_NUM,2);
}
void gpio_set(gpio_t dev)
{
int pin;
if (!gpio_enabled(dev)) {
return;
}
pin = pin_lut[dev];
GPIO_NUM_TO_DEV(pin)->DATA |= GPIO_PIN_MASK(GPIO_BIT_NUM(pin));
}
/*---------------------------------------------------------------------------*/
void
i2c_init(uint8_t port_sda, uint8_t pin_sda, uint8_t port_scl, uint8_t pin_scl,
uint32_t bus_speed)
{
/* Enable I2C clock in different modes */
REG(SYS_CTRL_RCGCI2C) |= 1; /* Run mode */
/* Reset I2C peripheral */
REG(SYS_CTRL_SRI2C) |= 1; /* Reset position */
/* Delay for a little bit */
clock_delay_usec(50);
REG(SYS_CTRL_SRI2C) &= ~1; /* Normal position */
/* Set pins in input */
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(port_sda), GPIO_PIN_MASK(pin_sda));
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(port_scl), GPIO_PIN_MASK(pin_scl));
/* Set peripheral control for the pins */
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(port_sda), GPIO_PIN_MASK(pin_sda));
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(port_scl), GPIO_PIN_MASK(pin_scl));
/* Set the pad to no drive type */
ioc_set_over(port_sda, pin_sda, IOC_OVERRIDE_DIS);
ioc_set_over(port_scl, pin_scl, IOC_OVERRIDE_DIS);
/* Set pins as peripheral inputs */
REG(IOC_I2CMSSDA) = ioc_input_sel(port_sda, pin_sda);
REG(IOC_I2CMSSCL) = ioc_input_sel(port_scl, pin_scl);
/* Set pins as peripheral outputs */
ioc_set_sel(port_sda, pin_sda, IOC_PXX_SEL_I2C_CMSSDA);
ioc_set_sel(port_scl, pin_scl, IOC_PXX_SEL_I2C_CMSSCL);
/* Enable the I2C master module */
i2c_master_enable();
/* t the master clock frequency */
i2c_set_frequency(bus_speed);
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
uint8_t pin_mask = GPIO_PIN_MASK(value);
if((type != ANALOG_GROVE_LIGHT) && (type != ANALOG_PHIDGET_ROTATION_1109) &&
(type != ANALOG_GROVE_LOUDNESS)) {
PRINTF("ADC sensors: sensor not supported, check adc_wrapper.h header\n");
return ADC_WRAPPER_ERROR;
}
if(sensors.sensors_num >= ADC_SENSORS_MAX) {
PRINTF("ADC sensors: all adc channels available have been assigned\n");
return ADC_WRAPPER_ERROR;
}
if((value < 0x01) || (value > 0x07) || (value == BUTTON_USER_PIN)) {
PRINTF("ADC sensors: invalid pin value, (PA0-PA1, PA3) are reserved\n");
return ADC_WRAPPER_ERROR;
}
if(sensors.sensors_ports & pin_mask) {
PRINTF("ADC sensors: a sensor has been already assigned to this pin\n");
return ADC_WRAPPER_ERROR;
}
switch(type) {
/* V+3.3 sensors */
case ANALOG_GROVE_LIGHT:
case ANALOG_GROVE_LOUDNESS:
case ANALOG_PHIDGET_ROTATION_1109:
if(adc_zoul.configure(SENSORS_HW_INIT, pin_mask) == ZOUL_SENSORS_ERROR) {
return ADC_WRAPPER_ERROR;
}
sensors.sensor[sensors.sensors_num].type = type;
sensors.sensor[sensors.sensors_num].pin_mask = pin_mask;
sensors.sensor[sensors.sensors_num].vdd3 = 1;
break;
default:
return ADC_WRAPPER_ERROR;
}
PRINTF("ADC sensors: type %u mask 0x%02X vdd3 %u\n",
sensors.sensor[sensors.sensors_num].type,
sensors.sensor[sensors.sensors_num].pin_mask,
sensors.sensor[sensors.sensors_num].vdd3);
sensors.sensors_num++;
sensors.sensors_ports |= pin_mask;
return ADC_WRAPPER_SUCCESS;
}
/*---------------------------------------------------------------------------*/
static void
at_cmd_read_callback(struct at_cmd *cmd, uint8_t len, char *data)
{
/* Format: AT&READ=PN where P(ort)N(number), N can be "*" to read all */
uint8_t port, pin;
char read_result[5];
if(strncmp(&data[9], "*", 1) == 0) {
pin = 0xFF;
} else {
pin = atoi(&data[9]);
}
if((pin < 0) || (pin > 7)) {
if(pin != 0xFF) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
}
if(pin < 8) {
pin = GPIO_PIN_MASK(pin);
}
/* Exclude PA0-PA3 */
if(strncmp(&data[8], "A", 1) == 0) {
port = GPIO_A_NUM;
if(pin < 0x1F) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
} else {
if(pin == 0xFF) {
pin = 0xF0;
}
}
} else if(strncmp(&data[8], "B", 1) == 0) {
port = GPIO_B_NUM;
} else if(strncmp(&data[8], "C", 1) == 0) {
port = GPIO_C_NUM;
} else if(strncmp(&data[8], "D", 1) == 0) {
port = GPIO_D_NUM;
} else {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
config_gpio(port, pin, HWTEST_GPIO_INPUT);
snprintf(read_result, 5, "0x%02X",
(uint16_t)GPIO_READ_PIN(GPIO_PORT_TO_BASE(port), pin));
AT_RESPONSE(read_result);
AT_RESPONSE(AT_DEFAULT_RESPONSE_OK);
}
/**
Routine Description:
Gets the mode (function) of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin
Mode - pointer to output mode value
Returns:
EFI_SUCCESS - mode value retrieved
EFI_INVALID_PARAMETER - Mode is a null pointer or Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
GetMode (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
OUT EMBEDDED_GPIO_MODE *Mode
)
{
EFI_STATUS Status;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
if (EFI_ERROR (Status))
return Status;
// Initialize the hardware if not already done
if (!mPL061Initialized) {
Status = PL061Initialize();
if (EFI_ERROR(Status)) {
return Status;
}
}
// Check if it is input or output
if (MmioRead8 (RegisterBase + PL061_GPIO_DIR_REG) & GPIO_PIN_MASK(Offset)) {
// Pin set to output
if (MmioRead8 (RegisterBase + PL061_GPIO_DATA_REG + (GPIO_PIN_MASK(Offset) << 2))) {
*Mode = GPIO_MODE_OUTPUT_1;
} else {
*Mode = GPIO_MODE_OUTPUT_0;
}
} else {
// Pin set to input
*Mode = GPIO_MODE_INPUT;
}
return EFI_SUCCESS;
}
//Config PA1 as an PWM output pin
void initPWM()
{
//Timer is 16Mhz
/* Enable module clock for the GPTx in Active mode, GPT0 clock enable, CPU running */
REG(SYS_CTRL_RCGCGPT) |= SYS_CTRL_RCGCGPT_GPT0;
disable_gptimer();
/* Use 16-bit timer */
REG(GPT_CONF_BASE + GPTIMER_CFG) = 0x04;
/* Configure PWM mode, 0x00000008 Timer A alternate mode. */
REG(GPT_CONF_BASE + GPTIMER_TAMR) = 0;
REG(GPT_CONF_BASE + GPTIMER_TAMR) |= GPTIMER_TAMR_TAAMS;
/* To enable PWM mode, the TACM bit must be cleared and the lowest 2 bits
(TAMR) field must be configured to 0x2.
GPTIMER_TnMR bit values, GPTIMER_TAMR_TAMR_PERIODIC is 0x00000002 */
REG(GPT_CONF_BASE + GPTIMER_TAMR) |= GPTIMER_TAMR_TAMR_PERIODIC;
//how often the counter is incremented: every pre-scaler / clock 16000000 seconds
REG(GPT_CONF_BASE + GPTIMER_TAPR) = 0; //PRESCALER_VALUE
/* Set the start value (period), count down */
REG(GPT_CONF_BASE+ GPTIMER_TAILR) = 16000; //frequency: 1kHz. 16000: 3E80, 16000000:F42400
/* Set the deassert period */
REG(GPT_CONF_BASE + GPTIMER_TAMATCHR) = 12800; //duty cycle: 20% so vibrator time is 20%. 800: 0x1F40, 8000000: 7A1200
// Defined in contiki/cpu/cc2538/dev/ioc.h
/* Function select for Port:Pin.
The third param sel can be any of the IOC_PXX_SEL_xyz defines.
For example, IOC_PXX_SEL_UART0_TXD will set the port to act as UART0 TX.
Selects one of the 32 pins on the four 8-pin I/O-ports (port A, port B, port C, and port D) to be the GPT0OCP1.
Configure pin : PA:1 selected as GPT0OCP1*/
ioc_set_sel(PWM_GPIO_CONF_PORT, PWM_GPIO_CONF_PIN, IOC_CONF_SEL);
/* Set Port:Pin override function, IOC_OVERRIDE_OE: Output */
ioc_set_over(PWM_GPIO_CONF_PORT, PWM_GPIO_CONF_PIN, IOC_OVERRIDE_OE);
/* Configure the pin to be under peripheral control with PIN_MASK of port with PORT_BASE.*/
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(PWM_GPIO_CONF_PORT), GPIO_PIN_MASK(PWM_GPIO_CONF_PIN));
enable_gptimer();
}
void
rv3049_init()
{
/* Set the HOLD_N and WP_N pins to outputs and high */
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(RV3049_INT_N_PORT_NUM),
GPIO_PIN_MASK(RV3049_INT_N_PIN));
spix_cs_init(RV3049_CS_PORT_NUM, RV3049_CS_PIN);
SPI_CS_CLR(RV3049_CS_PORT_NUM, RV3049_CS_PIN);
// Write the initial values
{
rv3049_time_t start_time = {RTC_SECONDS, RTC_MINUTES, RTC_HOURS,
RTC_DAYS, RTC_WEEKDAY, RTC_MONTH,
RTC_YEAR};
rv3049_set_time(&start_time);
}
}
/**
Routine Description:
Gets the state of a GPIO pin
Arguments:
This - pointer to protocol
Gpio - which pin to read
Value - state of the pin
Returns:
EFI_SUCCESS - GPIO state returned in Value
EFI_INVALID_PARAMETER - Value is NULL pointer or Gpio pin is out of range
**/
EFI_STATUS
EFIAPI
Get (
IN EMBEDDED_GPIO *This,
IN EMBEDDED_GPIO_PIN Gpio,
OUT UINTN *Value
)
{
EFI_STATUS Status = EFI_SUCCESS;
UINTN Index, Offset, RegisterBase;
Status = PL061Locate (Gpio, &Index, &Offset, &RegisterBase);
if (EFI_ERROR (Status))
goto EXIT;
if (Value == NULL) {
Status = EFI_INVALID_PARAMETER;
goto EXIT;
}
// Initialize the hardware if not already done
if (!mPL061Initialized) {
Status = PL061Initialize();
if (EFI_ERROR(Status)) {
goto EXIT;
}
}
if (MmioRead8 (RegisterBase + PL061_GPIO_DATA_REG + (GPIO_PIN_MASK(Offset) << 2))) {
*Value = 1;
} else {
*Value = 0;
}
EXIT:
return Status;
}
/**
* \brief Initialize the fm25lb.
*/
void
fm25lb_init()
{
/* Set the HOLD_N and WP_N pins to outputs and high */
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(FM25LB_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_HOLD_N_PIN));
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(FM25LB_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_WP_N_PIN));
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(FM25LB_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_HOLD_N_PIN));
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(FM25LB_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_WP_N_PIN));
GPIO_SET_PIN(GPIO_PORT_TO_BASE(FM25LB_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_HOLD_N_PIN));
GPIO_SET_PIN(GPIO_PORT_TO_BASE(FM25LB_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25LB_WP_N_PIN));
spi_cs_init(FM25LB_CS_N_PORT_NUM, FM25LB_CS_N_PIN);
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(gpiot_process, ev, data) {
PROCESS_BEGIN();
etimer_set(&periodic_timer_gpio, CLOCK_SECOND/10);
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_SET_INPUT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));//input: pin: C0
GPIO_DETECT_EDGE(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_TRIGGER_SINGLE_EDGE(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_DETECT_RISING(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
GPIO_ENABLE_INTERRUPT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(0));
ioc_set_over(GPIO_C_NUM, 0, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(NVIC_INT_GPIO_PORT_C);
gpio_register_callback(gp_int,GPIO_C_NUM, 0);
while(1) {
PROCESS_YIELD();
leds_toggle(LEDS_RED);
etimer_restart(&periodic_timer_gpio);
}
PROCESS_END();
}
/**
* \brief Initialize the FM25V02.
*/
void
fm25v02_init()
{
#if defined(VERSION9) || defined(VERSION10) || defined(VERSION11)
/* Set the HOLD_N and WP_N pins to outputs and high */
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(FM25V02_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_HOLD_N_PIN));
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(FM25V02_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_WP_N_PIN));
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(FM25V02_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_HOLD_N_PIN));
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(FM25V02_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_WP_N_PIN));
GPIO_SET_PIN(GPIO_PORT_TO_BASE(FM25V02_HOLD_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_HOLD_N_PIN));
GPIO_SET_PIN(GPIO_PORT_TO_BASE(FM25V02_WP_N_PORT_NUM),
GPIO_PIN_MASK(FM25V02_WP_N_PIN));
#endif
spi_cs_init(FM25V02_CS_N_PORT_NUM, FM25V02_CS_N_PIN);
SPI_CS_SET(FM25V02_CS_N_PORT_NUM, FM25V02_CS_N_PIN);
}
/*---------------------------------------------------------------------------*/
void
uart_init(uint8_t uart)
{
const uart_regs_t *regs;
if(uart >= UART_INSTANCE_COUNT) {
return;
}
regs = &uart_regs[uart];
if(regs->rx.port < 0 || regs->tx.port < 0) {
return;
}
lpm_register_peripheral(permit_pm1);
/* Enable clock for the UART while Running, in Sleep and Deep Sleep */
REG(SYS_CTRL_RCGCUART) |= regs->sys_ctrl_rcgcuart_uart;
REG(SYS_CTRL_SCGCUART) |= regs->sys_ctrl_scgcuart_uart;
REG(SYS_CTRL_DCGCUART) |= regs->sys_ctrl_dcgcuart_uart;
/* Run on SYS_DIV */
REG(regs->base | UART_CC) = 0;
/*
* Select the UARTx RX pin by writing to the IOC_UARTRXD_UARTn register
*
* The value to be written will be on of the IOC_INPUT_SEL_Pxn defines from
* ioc.h. The value can also be calculated as:
*
* (port << 3) + pin
*/
REG(regs->ioc_uartrxd_uart) = (regs->rx.port << 3) + regs->rx.pin;
/*
* Pad Control for the TX pin:
* - Set function to UARTn TX
* - Output Enable
*/
ioc_set_sel(regs->tx.port, regs->tx.pin, regs->ioc_pxx_sel_uart_txd);
ioc_set_over(regs->tx.port, regs->tx.pin, IOC_OVERRIDE_OE);
/* Set RX and TX pins to peripheral mode */
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(regs->tx.port),
GPIO_PIN_MASK(regs->tx.pin));
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(regs->rx.port),
GPIO_PIN_MASK(regs->rx.pin));
/*
* UART Interrupt Masks:
* Acknowledge RX and RX Timeout
* Acknowledge Framing, Overrun and Break Errors
*/
REG(regs->base | UART_IM) = UART_IM_RXIM | UART_IM_RTIM;
REG(regs->base | UART_IM) |= UART_IM_OEIM | UART_IM_BEIM | UART_IM_FEIM;
REG(regs->base | UART_IFLS) =
UART_IFLS_RXIFLSEL_1_8 | UART_IFLS_TXIFLSEL_1_2;
/* Make sure the UART is disabled before trying to configure it */
REG(regs->base | UART_CTL) = UART_CTL_VALUE;
/* Baud Rate Generation */
REG(regs->base | UART_IBRD) = regs->ibrd;
REG(regs->base | UART_FBRD) = regs->fbrd;
/* UART Control: 8N1 with FIFOs */
REG(regs->base | UART_LCRH) = UART_LCRH_WLEN_8 | UART_LCRH_FEN;
/*
* Enable hardware flow control (RTS/CTS) if requested.
* Note that hardware flow control is available only on UART1.
*/
if(regs->cts.port >= 0) {
REG(IOC_UARTCTS_UART1) = ioc_input_sel(regs->cts.port, regs->cts.pin);
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(regs->cts.port), GPIO_PIN_MASK(regs->cts.pin));
ioc_set_over(regs->cts.port, regs->cts.pin, IOC_OVERRIDE_DIS);
REG(UART_1_BASE | UART_CTL) |= UART_CTL_CTSEN;
}
if(regs->rts.port >= 0) {
ioc_set_sel(regs->rts.port, regs->rts.pin, IOC_PXX_SEL_UART1_RTS);
GPIO_PERIPHERAL_CONTROL(GPIO_PORT_TO_BASE(regs->rts.port), GPIO_PIN_MASK(regs->rts.pin));
ioc_set_over(regs->rts.port, regs->rts.pin, IOC_OVERRIDE_OE);
REG(UART_1_BASE | UART_CTL) |= UART_CTL_RTSEN;
}
/* UART Enable */
REG(regs->base | UART_CTL) |= UART_CTL_UARTEN;
/* Enable UART0 Interrupts */
nvic_interrupt_enable(regs->nvic_int);
}
static void
recv_handler(void)
{
char* str;
int z;
int tag1=0;
int tag2=0;
int tag3=0;
int tag4=0;
int tag5=0;
//int tag5=0;
str = uip_appdata;
//printf("string is: '%s':",str);
if (BLE==0)
{
set_bluetooth();
initPWM();
BLE=1;
}
// For Beacon 1
for (z=0; z<=2; z++)
{
if (str[z]==data1[z])
{
tag1=1;
}
else
{
tag1=0;
break;
}
}
// For Beacon 2
for (z=0; z<=2; z++)
{
if (str[z]==data2[z])
{
tag2=1;
}
else
{
tag2=0;
break;
}
}
// For Beacon 3
for (z=0; z<=2; z++)
{
if (str[z]==data3[z])
{
tag3=1;
}
else
{
tag3=0;
break;
}
}
//For Beacon 4
for (z=0; z<=2; z++)
{
if (str[z]==data4[z])
{
tag4=1;
}
else
{
tag4=0;
break;
}
}
for (z=0; z<=2; z++)
{
if (str[z]==data5[z])
{
tag5=1;
}
else
{
tag5=0;
break;
}
}
if (tag5==1)
{
cycle=1;
if (vat1==0)
{
GPIO_SET_OUTPUT(GPIO_C_BASE, GPIO_PIN_MASK(1));
GPIO_SET_PIN(GPIO_C_BASE, GPIO_PIN_MASK(1));
vat1=1;
}
else if (vat1==1)
{
GPIO_CLR_PIN(GPIO_C_BASE, GPIO_PIN_MASK(1));
vat1=0;
}
}
else if (tag1==1)
{
IMU.RSS1=packetbuf_attr(PACKETBUF_ATTR_RSSI);
//TODO: when approaching beacon1, start vibrate.
if(IMU.RSS1 <= 100)
{
if(get_gptimer_state() == GPTIMER_OFF) {}
//enable_gptimer();
}
else
{
if(get_gptimer_state() == GPTIMER_ON) {}
//disable_gptimer();
}
}
else if (tag2==1)
{
IMU.RSS2=packetbuf_attr(PACKETBUF_ATTR_RSSI);
}
else if (tag3==1)
{
IMU.RSS3=packetbuf_attr(PACKETBUF_ATTR_RSSI);
}
else if (tag4==1)
{
IMU.RSS4=packetbuf_attr(PACKETBUF_ATTR_RSSI);
}
}
void set_bluetooth()
{
GPIO_SET_OUTPUT(GPIO_D_BASE, GPIO_PIN_MASK(3));
GPIO_SET_PIN(GPIO_D_BASE, GPIO_PIN_MASK(3));
//Make sure the Reset is off on bluetooth
//GPIO_SET_OUTPUT(GPIO_B_BASE, GPIO_PIN_MASK(0));
//GPIO_SET_PIN(GPIO_B_BASE, GPIO_PIN_MASK(0));
/*
uart_write_byte(0,'P');
uart_write_byte(0,'O');
uart_write_byte(0,'W');
uart_write_byte(0,'E');
uart_write_byte(0,'R');
uart_write_byte(0,' ');
uart_write_byte(0,'O');
uart_write_byte(0,'N');
uart_write_byte(0,'\r');
*/
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'S');
uart_write_byte(0,'T');
uart_write_byte(0,'O');
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'\r');
Delay_ms(1000);
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,'\r');
Delay_ms(400);
//TODO: 'SET BAUD=115200\r'
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,' ');
uart_write_byte(0,'B');
uart_write_byte(0,'A');
uart_write_byte(0,'U');
uart_write_byte(0,'D');
uart_write_byte(0,'=');
uart_write_byte(0,'1');
uart_write_byte(0,'1');
uart_write_byte(0,'5');
uart_write_byte(0,'2');
uart_write_byte(0,'0');
uart_write_byte(0,'0');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'w');
uart_write_byte(0,'r');
uart_write_byte(0,'i');
uart_write_byte(0,'t');
uart_write_byte(0,'e');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,'\r');
Delay_ms(400);
//TODO: change UART to 115200 after we set Bluetooth to 115200
set_uart_baud_rate(UART_CONF_BASE);
uart_write_byte(0,'D');
uart_write_byte(0,'I');
uart_write_byte(0,'S');
uart_write_byte(0,'C');
uart_write_byte(0,'O');
uart_write_byte(0,'V');
uart_write_byte(0,'E');
uart_write_byte(0,'R');
uart_write_byte(0,'A');
uart_write_byte(0,'B');
uart_write_byte(0,'L');
uart_write_byte(0,'E');
uart_write_byte(0,' ');
uart_write_byte(0,'O');
uart_write_byte(0,'N');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'A');
uart_write_byte(0,'U');
uart_write_byte(0,'T');
uart_write_byte(0,'O');
uart_write_byte(0,'C');
uart_write_byte(0,'O');
uart_write_byte(0,'N');
uart_write_byte(0,'N');
uart_write_byte(0,'=');
uart_write_byte(0,'0');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,' ');
uart_write_byte(0,'D');
uart_write_byte(0,'E');
uart_write_byte(0,'E');
uart_write_byte(0,'P');
uart_write_byte(0,'_');
uart_write_byte(0,'S');
uart_write_byte(0,'L');
uart_write_byte(0,'E');
uart_write_byte(0,'E');
uart_write_byte(0,'P');
uart_write_byte(0,'=');
uart_write_byte(0,'O');
uart_write_byte(0,'F');
uart_write_byte(0,'F');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'M');
uart_write_byte(0,'A');
uart_write_byte(0,'X');
uart_write_byte(0,'_');
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'C');
uart_write_byte(0,'=');
uart_write_byte(0,'0');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,' ');
uart_write_byte(0,'D');
uart_write_byte(0,'I');
uart_write_byte(0,'S');
uart_write_byte(0,'C');
uart_write_byte(0,'O');
uart_write_byte(0,'V');
uart_write_byte(0,'E');
uart_write_byte(0,'R');
uart_write_byte(0,'A');
uart_write_byte(0,'B');
uart_write_byte(0,'L');
uart_write_byte(0,'E');
uart_write_byte(0,'=');
uart_write_byte(0,'2');
uart_write_byte(0,' ');
uart_write_byte(0,'0');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'w');
uart_write_byte(0,'r');
uart_write_byte(0,'i');
uart_write_byte(0,'t');
uart_write_byte(0,'e');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'R');
uart_write_byte(0,'E');
uart_write_byte(0,'S');
uart_write_byte(0,'E');
uart_write_byte(0,'T');
uart_write_byte(0,'\r');
Delay_ms(400);
uart_write_byte(0,'E');
uart_write_byte(0,'N');
uart_write_byte(0,'T');
uart_write_byte(0,'E');
uart_write_byte(0,'R');
uart_write_byte(0,'_');
uart_write_byte(0,'D');
uart_write_byte(0,'A');
uart_write_byte(0,'T');
uart_write_byte(0,'A');
uart_write_byte(0,'\r');
Delay_ms(400);
}
PROCESS_THREAD(MPU_DATA, ev, data)
{
static struct etimer sdtimer;
PROCESS_BEGIN();
if(isInitialized==0)
{
// Turn off 3.3-V domain (lcd/sdcard power, output low)
//GPIOPinTypeGPIOOutput(BSP_3V3_EN_BASE, BSP_3V3_EN);
//GPIOPinWrite(BSP_3V3_EN_BASE, BSP_3V3_EN, 0);
GPIO_SET_OUTPUT(BSP_3V3_EN_BASE, BSP_3V3_EN);
GPIO_CLR_PIN(BSP_3V3_EN_BASE, BSP_3V3_EN);
// If 3.3-V domain is initially off, make sure it's off >1 ms for a complete
// sd card power cycle
// Approx 10 ms delay
Delay_ms(10);
// Enable 3.3-V domain (it takes <= 600 us to stabilize)
//GPIOPinWrite(BSP_3V3_EN_BASE, BSP_3V3_EN, BSP_3V3_EN); // high
GPIO_SET_PIN(BSP_3V3_EN_BASE, BSP_3V3_EN);
Delay_ms(100);//100ms
//Disable LCD
//GPIOPinTypeGPIOOutput(GPIO_B_BASE, (5));
//GPIOPinWrite(GPIO_B_BASE, (5), (5));
GPIO_SET_OUTPUT(GPIO_B_BASE, GPIO_PIN_MASK(5));
GPIO_SET_PIN(GPIO_B_BASE, GPIO_PIN_MASK(5));
GPIO_SET_INPUT(GPIO_B_BASE, GPIO_PIN_MASK(3));
GPIO_CLEAR_INTERRUPT(GPIO_B_BASE, 0xFF);
GPIO_ENABLE_INTERRUPT(GPIO_B_BASE, 0X08);
GPIO_DETECT_RISING(GPIO_B_BASE, 0X08);
//Turn on Bluetooth
//GPIO_SET_OUTPUT(GPIO_D_BASE, GPIO_PIN_MASK(3));
//GPIO_SET_PIN(GPIO_D_BASE, GPIO_PIN_MASK(3));
uart_init(UART_CONF_BASE);
GPIO_SET_OUTPUT(GPIO_B_BASE, GPIO_PIN_MASK(6));
GPIO_CLR_PIN(GPIO_B_BASE, GPIO_PIN_MASK(6));
clock_delay(6000);
GPIO_SET_PIN(GPIO_B_BASE, GPIO_PIN_MASK(6));
clock_delay(6000);
init_i2c();
clock_delay(6000);
init_MPU9150 ();
isInitialized = 1;
}
while(1)
{
// PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&sdtimer));
//GPIO_SET_PIN(GPIO_C_BASE, lGPIO_PIN_MASK(2));
etimer_set(&sdtimer, CLOCK_SECOND/400); //TODO: change from 80 ---> 200
PROCESS_YIELD();
//GPIO_SET_PIN(GPIO_C_BASE, GPIO_PIN_MASK(1));
#define GPIO_B_BASE 0x400DA000 // GPIO
#define GPIO_PIN_3 0x00000008 // GPIO pin 3
uint32_t gpio = REG(GPIO_B_BASE + (0x00000000 + (GPIO_PIN_3 << 2))) & GPIO_PIN_3;
if(gpio)
{
read_sensor_data(IMU.Payload);
PKT_NUM ++;
IMU_PACKET[0]=IMU.Payload[0];
IMU_PACKET[1]=IMU.Payload[1];
IMU_PACKET[2]=IMU.Payload[2];
IMU_PACKET[3]=IMU.Payload[3];
IMU_PACKET[4]=IMU.Payload[4];
IMU_PACKET[5]=IMU.Payload[5];
IMU_PACKET[6]=IMU.Payload[6];
IMU_PACKET[7]=IMU.Payload[7];
IMU_PACKET[8]=IMU.Payload[8];
IMU_PACKET[9]=IMU.Payload[9];
IMU_PACKET[10]=IMU.Payload[10];
IMU_PACKET[11]=IMU.Payload[11];
IMU_PACKET[12]=IMU.Payload[12];
IMU_PACKET[13]=IMU.Payload[13];
IMU_PACKET[14]=IMU.Payload[14];
IMU_PACKET[15]=IMU.Payload[15];
IMU_PACKET[16]=IMU.Payload[16];
IMU_PACKET[17]=IMU.Payload[17];
if (cycle==1)
{
IMU_PACKET[18]=IMU.RSS1;
IMU_PACKET[19]=IMU.RSS2;
IMU_PACKET[20]=IMU.RSS3;
IMU_PACKET[21]=IMU.RSS4;
if (vat==0)
{
GPIO_SET_OUTPUT(GPIO_C_BASE, GPIO_PIN_MASK(0));
GPIO_SET_PIN(GPIO_C_BASE, GPIO_PIN_MASK(0));
vat=1;
}
else if (vat==1)
{
GPIO_CLR_PIN(GPIO_C_BASE, GPIO_PIN_MASK(0));
vat=0;
}
cycle=0;
}
else if (cycle==0)
{
IMU_PACKET[18]=0;
IMU_PACKET[19]=0;
IMU_PACKET[20]=0;
IMU_PACKET[21]=0;
}
// Add packet number, so we can detect packet loss.
IMU_PACKET[22]=PKT_NUM & 0x00ff;
IMU_PACKET[23]=PKT_NUM >> 8 & 0x00ff ;
unsigned char outLen = 0;
byteStuff (&IMU_PACKET[0], PKT_LEN, outPkt, &outLen);
char i;
for(i=0; i<outLen; i++)
{
uart_write_byte(0,outPkt[i]);
}
}
//push_data_to_buffer_imu();
/*
if ((stage_imu==1) &&(SD_BUSY==0))
writedata_imu();
*/
}
PROCESS_END();
}
void configGPIOOuput(){
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(1));
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(GPIO_C_NUM), GPIO_PIN_MASK(1));
}
void set_up_single_driver_gpio(uint32_t gpio_port_num, uint32_t gpio_pin_num) {
GPIO_SOFTWARE_CONTROL(GPIO_PORT_TO_BASE(gpio_port_num), GPIO_PIN_MASK(gpio_pin_num));
GPIO_SET_OUTPUT(GPIO_PORT_TO_BASE(gpio_port_num), GPIO_PIN_MASK(gpio_pin_num));
ioc_set_over(gpio_port_num, gpio_pin_num, IOC_OVERRIDE_OE);
}
