/*---------------------------------------------------------------------------*/
void
felicia_spi_init(void)
{
/* Initialize ring buffers for RX and TX data */
ringbuf_init(&spi_rx_buf, rxbuf_data, sizeof(rxbuf_data));
ringbuf_init(&spi_tx_buf, txbuf_data, sizeof(txbuf_data));
/* Configre SSI interface and init TX FIFO */
ssi_reconfigure(1);
/* Set the mux correctly to connect the SSI pins to the correct GPIO pins */
/* set input pin with ioc */
REG(IOC_CLK_SSIIN_SSI0) = ioc_input_sel(SPI_CLK_PORT, SPI_CLK_PIN);
REG(IOC_SSIFSSIN_SSI0) = ioc_input_sel(SPI_SEL_PORT, SPI_SEL_PIN);
REG(IOC_SSIRXD_SSI0) = ioc_input_sel(SPI_MOSI_PORT, SPI_MOSI_PIN);
/* set output pin */
ioc_set_sel(SPI_MISO_PORT, SPI_MISO_PIN, IOC_PXX_SEL_SSI0_TXD);
/* Set pins as input and MISo as output */
GPIO_SET_INPUT(SPI_CLK_PORT_BASE, SPI_CLK_PIN_MASK);
GPIO_SET_INPUT(SPI_MOSI_PORT_BASE, SPI_MOSI_PIN_MASK);
GPIO_SET_INPUT(SPI_SEL_PORT_BASE, SPI_SEL_PIN_MASK); /* it seems that setting SEL as input is not necessary */
GPIO_SET_OUTPUT(SPI_MISO_PORT_BASE, SPI_MISO_PIN_MASK);
/* Put all the SSI gpios into peripheral mode */
GPIO_PERIPHERAL_CONTROL(SPI_CLK_PORT_BASE, SPI_CLK_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MOSI_PORT_BASE, SPI_MOSI_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MISO_PORT_BASE, SPI_MISO_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_SEL_PORT_BASE, SPI_SEL_PIN_MASK); /* it seems that setting SEL: as peripheral controlled is not necessary */
/* Disable any pull ups or the like */
ioc_set_over(SPI_CLK_PORT, SPI_CLK_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MOSI_PORT, SPI_MOSI_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MISO_PORT, SPI_MISO_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_SEL_PORT, SPI_SEL_PIN, IOC_OVERRIDE_PDE); /* it seems that configuring pull-ups/downs on SEL is not necessary */
/* Configure output INT pin (from Felicia to Host */
GPIO_SET_OUTPUT(SPI_INT_PORT_BASE, SPI_INT_PIN_MASK);
GPIO_CLR_PIN(SPI_INT_PORT_BASE, SPI_INT_PIN_MASK);
/* Configure CS pin and detection for both edges on that pin */
GPIO_SOFTWARE_CONTROL(SPI_CS_PORT_BASE, SPI_CS_PIN_MASK);
GPIO_SET_INPUT(SPI_CS_PORT_BASE, SPI_CS_PIN_MASK);
GPIO_DETECT_EDGE(SPI_CS_PORT_BASE, SPI_CS_PIN_MASK);
GPIO_TRIGGER_BOTH_EDGES(SPI_CS_PORT_BASE, SPI_CS_PIN_MASK);
GPIO_ENABLE_INTERRUPT(SPI_CS_PORT_BASE, SPI_CS_PIN_MASK);
ioc_set_over(SPI_CS_PORT, SPI_CS_PIN, IOC_OVERRIDE_PUE);
/* Enable interrupt form CS pin */
nvic_interrupt_enable(NVIC_INT_GPIO_PORT_B);
gpio_register_callback(cs_isr, SPI_CS_PORT, SPI_CS_PIN);
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
if(type != MOTION_ACTIVE) {
PRINTF("Motion: invalid configuration option\n");
return MOTION_ERROR;
}
if(!value) {
presence_int_callback = NULL;
GPIO_DISABLE_INTERRUPT(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
return MOTION_SUCCESS;
}
/* Configure interruption */
GPIO_SOFTWARE_CONTROL(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
GPIO_SET_INPUT(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
GPIO_DETECT_RISING(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
ioc_set_over(MOTION_SENSOR_PORT, MOTION_SENSOR_PIN, IOC_OVERRIDE_DIS);
gpio_register_callback(motion_interrupt_handler, MOTION_SENSOR_PORT,
MOTION_SENSOR_PIN);
process_start(&motion_int_process, NULL);
GPIO_ENABLE_INTERRUPT(MOTION_SENSOR_PORT_BASE, MOTION_SENSOR_PIN_MASK);
nvic_interrupt_enable(MOTION_SENSOR_VECTOR);
return MOTION_SUCCESS;
}
/**
* \brief Init function for the left button.
*
* Parameters are ignored. They have been included because the prototype is
* dictated by the core sensor api. The return value is also not required by
* the API but otherwise ignored.
*
* \param type ignored
* \param value ignored
* \return ignored
*/
static int
config_ac_zero_detector(int type, int value)
{
// config(BUTTON_LEFT_PORT_BASE, BUTTON_LEFT_PIN_MASK);
/* Software controlled */
GPIO_SOFTWARE_CONTROL(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
/* Se2t pin to input */
GPIO_SET_INPUT(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
/* Enable edge detection */
GPIO_DETECT_EDGE(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
/* Single edge */
GPIO_TRIGGER_SINGLE_EDGE(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
/* Trigger interrupt on Falling edge */
GPIO_DETECT_FALLING(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
//We can't use RISING detect, becuse while symithtor is open detector will always return 1=like we have
//zero crossing, so we can use FALLING edge only.
// GPIO_DETECT_RISING(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
GPIO_ENABLE_INTERRUPT(AC_ZERO_DETECTOR_PORT_BASE, AC_ZERO_DETECTOR_PIN_MASK);
ioc_set_over(AC_ZERO_DETECTOR_PORT, AC_ZERO_DETECTOR_PIN, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(AC_ZERO_DETECTOR_VECTOR);
gpio_register_callback(zero_cross_callback, AC_ZERO_DETECTOR_PORT, AC_ZERO_DETECTOR_PIN);
return 1;
}
/*---------------------------------------------------------------------------*/
void
cc1200_arch_init(void)
{
/* First leave RESET high */
GPIO_SOFTWARE_CONTROL(CC1200_RESET_PORT_BASE, CC1200_RESET_PIN_MASK);
GPIO_SET_OUTPUT(CC1200_RESET_PORT_BASE, CC1200_RESET_PIN_MASK);
ioc_set_over(CC1200_RESET_PORT, CC1200_RESET_PIN, IOC_OVERRIDE_OE);
GPIO_SET_PIN(CC1200_RESET_PORT_BASE, CC1200_RESET_PIN_MASK);
/* Initialize CSn, enable CSn and then wait for MISO to go low*/
spix_cs_init(CC1200_SPI_CSN_PORT, CC1200_SPI_CSN_PIN);
/* Initialize SPI */
spix_init(CC1200_SPI_INSTANCE);
/* Configure GPIOx */
GPIO_SOFTWARE_CONTROL(CC1200_GDO0_PORT_BASE, CC1200_GDO0_PIN_MASK);
GPIO_SET_INPUT(CC1200_GDO0_PORT_BASE, CC1200_GDO0_PIN_MASK);
GPIO_SOFTWARE_CONTROL(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
GPIO_SET_INPUT(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
/* Leave CSn as default */
cc1200_arch_spi_deselect();
/* Ensure MISO is high */
BUSYWAIT_UNTIL(
GPIO_READ_PIN(CC1200_SPI_MISO_PORT_BASE, CC1200_SPI_MISO_PIN_MASK),
RTIMER_SECOND / 10);
}
/*---------------------------------------------------------------------------*/
void
cc1200_arch_gpio2_enable_irq(void)
{
GPIO_ENABLE_INTERRUPT(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
ioc_set_over(CC1200_GDO2_PORT, CC1200_GDO2_PIN, IOC_OVERRIDE_PUE);
NVIC_EnableIRQ(CC1200_GPIOx_VECTOR);
}
/*---------------------------------------------------------------------------*/
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 int
configure(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
GPIO_SOFTWARE_CONTROL(ADC_ALS_PWR_PORT_BASE, ADC_ALS_PWR_PIN_MASK);
GPIO_SET_OUTPUT(ADC_ALS_PWR_PORT_BASE, ADC_ALS_PWR_PIN_MASK);
GPIO_CLR_PIN(ADC_ALS_PWR_PORT_BASE, ADC_ALS_PWR_PIN_MASK);
ioc_set_over(ADC_ALS_PWR_PORT, ADC_ALS_PWR_PIN, IOC_OVERRIDE_DIS);
GPIO_SOFTWARE_CONTROL(GPIO_A_BASE, ADC_ALS_OUT_PIN_MASK);
GPIO_SET_INPUT(GPIO_A_BASE, ADC_ALS_OUT_PIN_MASK);
ioc_set_over(GPIO_A_NUM, ADC_ALS_OUT_PIN, IOC_OVERRIDE_ANA);
break;
}
return 0;
}
/*---------------------------------------------------------------------------*/
static int
config_GPIO2(int type, int value)
{
config(BUTTON_GPIO2_PORT_BASE, BUTTON_GPIO2_PIN_MASK);
ioc_set_over(BUTTON_GPIO2_PORT, BUTTON_GPIO2_PIN, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(BUTTON_GPIO2_VECTOR);
gpio_register_callback(btn_callback, BUTTON_GPIO2_PORT, BUTTON_GPIO2_PIN);
return 1;
}
/*---------------------------------------------------------------------------*/
static void
at_cmd_adc_callback(struct at_cmd *cmd, uint8_t len, char *data)
{
/* Format: AT&ADC=N where N is 4-7, it can be "*" to read all */
uint8_t i, pin;
uint16_t res[4];
char read_result[24];
if(strncmp(&data[7], "*", 1) == 0) {
pin = 8;
} else {
pin = atoi(&data[7]);
}
if((pin < 4) || (pin > 8)) {
AT_RESPONSE(AT_DEFAULT_RESPONSE_ERROR);
return;
}
if(pin < 8) {
config_gpio(GPIO_A_NUM, pin, HWTEST_GPIO_INPUT);
ioc_set_over(GPIO_A_NUM, pin, IOC_OVERRIDE_ANA);
res[pin - 4] = adc_get((SOC_ADC_ADCCON_CH_AIN0 + pin),
SOC_ADC_ADCCON_REF_AVDD5,
SOC_ADC_ADCCON_DIV_512);
res[pin - 4] = res[pin - 4] / 10;
PRINTF("ADC%u: %04d\n", pin, res[pin - 4]);
snprintf(read_result, 5, "%04d", res[pin - 4]);
} else {
for(i = 4; i < 8; i++) {
config_gpio(GPIO_A_NUM, i, HWTEST_GPIO_INPUT);
ioc_set_over(GPIO_A_NUM, i, IOC_OVERRIDE_ANA);
res[i - 4] = adc_get((SOC_ADC_ADCCON_CH_AIN0 + i),
SOC_ADC_ADCCON_REF_AVDD5,
SOC_ADC_ADCCON_DIV_512);
res[i - 4] = res[i - 4] / 10;
}
snprintf(read_result, 24, "%04d %04d %04d %04d", res[0], res[1],
res[2], res[3]);
}
AT_RESPONSE(read_result);
AT_RESPONSE(AT_DEFAULT_RESPONSE_OK);
}
//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);
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
/* This should filter out disabled sensors as its value should be zero */
if((value < ZOUL_SENSORS_ADC_MIN) || (value > ZOUL_SENSORS_ADC_ALL)) {
return ZOUL_SENSORS_ERROR;
}
if((value != ZOUL_SENSORS_ADC1) && (value != ZOUL_SENSORS_ADC2) &&
(value != ZOUL_SENSORS_ADC3) && (value != ZOUL_SENSORS_ADC12) &&
(value != ZOUL_SENSORS_ADC13) && (value != ZOUL_SENSORS_ADC23)) {
return ZOUL_SENSORS_ERROR;
}
GPIO_SOFTWARE_CONTROL(GPIO_A_BASE, value);
GPIO_SET_INPUT(GPIO_A_BASE, value);
if(value & ZOUL_SENSORS_ADC1) {
ioc_set_over(GPIO_A_NUM, ADC_SENSORS_ADC1_PIN, IOC_OVERRIDE_ANA);
}
if(value & ZOUL_SENSORS_ADC2) {
ioc_set_over(GPIO_A_NUM, ADC_SENSORS_ADC2_PIN, IOC_OVERRIDE_ANA);
}
if(value & ZOUL_SENSORS_ADC3) {
ioc_set_over(GPIO_A_NUM, ADC_SENSORS_ADC3_PIN, IOC_OVERRIDE_ANA);
}
adc_init();
set_decimation_rate(SOC_ADC_ADCCON_DIV_512);
enabled_channels = value;
break;
case ZOUL_SENSORS_CONFIGURE_TYPE_DECIMATION_RATE:
return set_decimation_rate((uint8_t)value);
default:
return ZOUL_SENSORS_ERROR;
}
return 0;
}
/*---------------------------------------------------------------------------*/
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);
}
/**
* \brief Init function for the select button.
*
* Parameters are ignored. They have been included because the prototype is
* dictated by the core sensor api. The return value is also not required by
* the API but otherwise ignored.
*
* \param type ignored
* \param value ignored
* \return ignored
*/
static int
config_relay_button(int type, int value)
{
config(RELAY_BUTTON_PORT_BASE, RELAY_BUTTON_PIN_MASK);
ioc_set_over(RELAY_BUTTON_PORT, RELAY_BUTTON_PIN, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(RELAY_BUTTON_VECTOR);
gpio_register_callback(btn_callback, RELAY_BUTTON_PORT, RELAY_BUTTON_PIN);
return 1;
}
/**
* \brief Initialize the SPI bus.
*
* This SPI init() function uses the following defines to set the pins:
* SPI_CLK_PORT SPI_CLK_PIN
* SPI_MOSI_PORT SPI_MOSI_PIN
* SPI_MISO_PORT SPI_MISO_PIN
*
* This sets the mode to Motorola SPI with the following format options:
* Clock phase: 1; data captured on second (rising) edge
* Clock polarity: 1; clock is high when idle
* Data size: 8 bits
*/
void
spi_init(void)
{
spi_enable();
/* Start by disabling the peripheral before configuring it */
REG(SSI0_BASE + SSI_CR1) = 0;
/* Set the IO clock as the SSI clock */
REG(SSI0_BASE + SSI_CC) = 1;
/* Set the mux correctly to connect the SSI pins to the correct GPIO pins */
ioc_set_sel(SPI_CLK_PORT, SPI_CLK_PIN, IOC_PXX_SEL_SSI0_CLKOUT);
ioc_set_sel(SPI_MOSI_PORT, SPI_MOSI_PIN, IOC_PXX_SEL_SSI0_TXD);
REG(IOC_SSIRXD_SSI0) = (SPI_MISO_PORT * 8) + SPI_MISO_PIN;
/* Put all the SSI gpios into peripheral mode */
GPIO_PERIPHERAL_CONTROL(SPI_CLK_PORT_BASE, SPI_CLK_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MOSI_PORT_BASE, SPI_MOSI_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MISO_PORT_BASE, SPI_MISO_PIN_MASK);
/* Disable any pull ups or the like */
ioc_set_over(SPI_CLK_PORT, SPI_CLK_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MOSI_PORT, SPI_MOSI_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MISO_PORT, SPI_MISO_PIN, IOC_OVERRIDE_DIS);
/* Configure the clock */
REG(SSI0_BASE + SSI_CPSR) = 2;
/* Configure the default SPI options.
* mode: Motorola frame format
* clock: High when idle
* data: Valid on rising edges of the clock
* bits: 8 byte data
*/
REG(SSI0_BASE + SSI_CR0) = SSI_CR0_SPH | SSI_CR0_SPO | (0x07);
/* Enable the SSI */
REG(SSI0_BASE + SSI_CR1) |= SSI_CR1_SSE;
}
/**
* \brief Initialize the SPI bus.
*
* This SPI init() function uses the following #defines to set the pins:
* SPI_CLK_PORT SPI_CLK_PIN
* SPI_MOSI_PORT SPI_MOSI_PIN
* SPI_MISO_PORT SPI_MISO_PIN
* SPI_SEL_PORT SPI_SEL_PIN
*
* This sets the mode to Motorola SPI with the following format options:
* SPI_CONF_PHASE: 0 or SSI_CR0_SPH
* SPI_CONF_POLARITY: 0 or SSI_CR0_SPO
* SPI_CONF_DATA_SIZE: 4 to 16 bits
*/
void
spi_init(void)
{
spi_enable();
/* Start by disabling the peripheral before configuring it */
REG(SSI0_BASE + SSI_CR1) = 0;
/* Set the IO clock as the SSI clock */
REG(SSI0_BASE + SSI_CC) = 1;
/* Set the mux correctly to connect the SSI pins to the correct GPIO pins */
ioc_set_sel(SPI_CLK_PORT, SPI_CLK_PIN, IOC_PXX_SEL_SSI0_CLKOUT);
ioc_set_sel(SPI_MOSI_PORT, SPI_MOSI_PIN, IOC_PXX_SEL_SSI0_TXD);
REG(IOC_SSIRXD_SSI0) = (SPI_MISO_PORT * 8) + SPI_MISO_PIN;
ioc_set_sel(SPI_SEL_PORT, SPI_SEL_PIN, IOC_PXX_SEL_SSI0_FSSOUT);
/* Put all the SSI gpios into peripheral mode */
GPIO_PERIPHERAL_CONTROL(SPI_CLK_PORT_BASE, SPI_CLK_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MOSI_PORT_BASE, SPI_MOSI_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_MISO_PORT_BASE, SPI_MISO_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(SPI_SEL_PORT_BASE, SPI_SEL_PIN_MASK);
/* Disable any pull ups or the like */
ioc_set_over(SPI_CLK_PORT, SPI_CLK_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MOSI_PORT, SPI_MOSI_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_MISO_PORT, SPI_MISO_PIN, IOC_OVERRIDE_DIS);
ioc_set_over(SPI_SEL_PORT, SPI_SEL_PIN, IOC_OVERRIDE_DIS);
/* Configure the clock */
REG(SSI0_BASE + SSI_CPSR) = 2;
/* Put the ssi in Motorola SPI mode using the provided format options */
REG(SSI0_BASE + SSI_CR0) = SPI_CONF_PHASE | SPI_CONF_POLARITY | (SPI_CONF_DATA_SIZE - 1);
/* Enable the SSI */
REG(SSI0_BASE + SSI_CR1) |= SSI_CR1_SSE;
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
if(type != SENSORS_ACTIVE) {
return DIMMER_ERROR;
}
if(value) {
/* This is the Triac's gate pin */
GPIO_SOFTWARE_CONTROL(DIMMER_GATE_PORT_BASE, DIMMER_GATE_PIN_MASK);
GPIO_SET_OUTPUT(DIMMER_GATE_PORT_BASE, DIMMER_GATE_PIN_MASK);
ioc_set_over(DIMMER_GATE_PORT, DIMMER_GATE_PIN, IOC_OVERRIDE_OE);
GPIO_CLR_PIN(DIMMER_GATE_PORT_BASE, DIMMER_GATE_PIN_MASK);
/* This is the zero-crossing pin and interrupt */
GPIO_SOFTWARE_CONTROL(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
GPIO_SET_INPUT(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
/* Pull-up resistor, detect rising edge */
GPIO_DETECT_EDGE(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
GPIO_DETECT_RISING(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
gpio_register_callback(dimmer_zero_cross_int_handler, DIMMER_SYNC_PORT,
DIMMER_SYNC_PIN);
/* Spin process until an interrupt is received */
process_start(&ac_dimmer_int_process, NULL);
/* Enable interrupts */
GPIO_ENABLE_INTERRUPT(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
// ioc_set_over(DIMMER_SYNC_PORT, DIMMER_SYNC_PIN, IOC_OVERRIDE_PUE);
NVIC_EnableIRQ(DIMMER_INT_VECTOR);
enabled = 1;
dimming = DIMMER_DEFAULT_START_VALUE;
return DIMMER_SUCCESS;
}
/* Disable interrupt and pins */
GPIO_DISABLE_INTERRUPT(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
GPIO_SET_INPUT(DIMMER_GATE_PORT_BASE, DIMMER_GATE_PIN_MASK);
GPIO_SET_OUTPUT(DIMMER_SYNC_PORT_BASE, DIMMER_SYNC_PIN_MASK);
process_exit(&ac_dimmer_int_process);
enabled = 0;
dimming = 0;
return DIMMER_SUCCESS;
}
/**
* \brief Initialize configuration for the user button.
*
* \param type ignored
* \param value ignored
* \return ignored
*/
static int
config_user_button(int type, int value)
{
config(USER_BUTTON_PORT_BASE, USER_BUTTON_PIN_MASK);
ioc_set_over(USER_BUTTON_PORT, USER_BUTTON_PIN, IOC_OVERRIDE_PUE);
timer_set(&debouncetimer, 0);
nvic_interrupt_enable(USER_BUTTON_VECTOR);
gpio_register_callback(user_button_irq_handler,
USER_BUTTON_PORT, USER_BUTTON_PIN);
return 1;
}
//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();
}
/*---------------------------------------------------------------------------*/
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 nRF51822.
*/
void
nrf51822_init()
{
// Setup interrupt from nRF51822
GPIO_SOFTWARE_CONTROL(NRF51822_INT_BASE, NRF51822_INT_MASK);
GPIO_SET_INPUT(NRF51822_INT_BASE, NRF51822_INT_MASK);
GPIO_DETECT_EDGE(NRF51822_INT_BASE, NRF51822_INT_MASK);
GPIO_TRIGGER_SINGLE_EDGE(NRF51822_INT_BASE, NRF51822_INT_MASK);
GPIO_DETECT_RISING(NRF51822_INT_BASE, NRF51822_INT_MASK);
GPIO_ENABLE_INTERRUPT(NRF51822_INT_BASE, NRF51822_INT_MASK);
ioc_set_over(NRF51822_INT_PORT_NUM, 0, IOC_OVERRIDE_DIS);
nvic_interrupt_enable(NVIC_INT_GPIO_PORT_B);
gpio_register_callback(nrf51822_interrupt,
NRF51822_INT_PORT_NUM,
NRF51822_INT_PIN);
spi_cs_init(NRF51822_CS_N_PORT_NUM, NRF51822_CS_N_PIN);
SPI_CS_SET(NRF51822_CS_N_PORT_NUM, NRF51822_CS_N_PIN);
}
/**
* \brief Init function for the User button.
* \param type SENSORS_ACTIVE: Activate / Deactivate the sensor (value == 1
* or 0 respectively)
*
* \param value Depends on the value of the type argument
* \return Depends on the value of the type argument
*/
static int
config_user(int type, int value)
{
switch(type) {
case SENSORS_HW_INIT:
button_press_duration_exceeded = process_alloc_event();
/* Software controlled */
GPIO_SOFTWARE_CONTROL(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
/* Set pin to input */
GPIO_SET_INPUT(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
/* Enable edge detection */
GPIO_DETECT_EDGE(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
/* Both Edges */
GPIO_TRIGGER_BOTH_EDGES(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
ioc_set_over(BUTTON_USER_PORT, BUTTON_USER_PIN, IOC_OVERRIDE_PUE);
gpio_register_callback(btn_callback, BUTTON_USER_PORT, BUTTON_USER_PIN);
break;
case SENSORS_ACTIVE:
if(value) {
GPIO_ENABLE_INTERRUPT(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
nvic_interrupt_enable(BUTTON_USER_VECTOR);
} else {
GPIO_DISABLE_INTERRUPT(BUTTON_USER_PORT_BASE, BUTTON_USER_PIN_MASK);
nvic_interrupt_disable(BUTTON_USER_VECTOR);
}
return value;
case BUTTON_SENSOR_CONFIG_TYPE_INTERVAL:
press_duration = (clock_time_t)value;
break;
default:
break;
}
return 1;
}
/*---------------------------------------------------------------------------*/
void
cc1200_arch_gpio2_setup_irq(int rising)
{
GPIO_SOFTWARE_CONTROL(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
GPIO_SET_INPUT(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
GPIO_DETECT_EDGE(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
if(rising) {
GPIO_DETECT_RISING(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
} else {
GPIO_DETECT_FALLING(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
}
GPIO_ENABLE_INTERRUPT(CC1200_GDO2_PORT_BASE, CC1200_GDO2_PIN_MASK);
ioc_set_over(CC1200_GDO2_PORT, CC1200_GDO2_PIN, IOC_OVERRIDE_PUE);
NVIC_EnableIRQ(CC1200_GPIOx_VECTOR);
gpio_register_callback(cc1200_int_handler, CC1200_GDO2_PORT,
CC1200_GDO2_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);
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(mainProcess, ev, data) {
PROCESS_BEGIN();
GPIO_SET_OUTPUT(GPIO_A_BASE, 0xf8);
GPIO_SET_OUTPUT(GPIO_B_BASE, 0x0f);
GPIO_SET_OUTPUT(GPIO_C_BASE, 0x02);
GPIO_CLR_PIN(GPIO_A_BASE, 0xf8);
GPIO_CLR_PIN(GPIO_B_BASE, 0x07);
GPIO_SET_PIN(EDISON_WAKEUP_BASE, EDISON_WAKEUP_PIN_MASK); // edison WAKEUP
GPIO_SET_INPUT(RESET_PORT_BASE, RESET_PIN_MASK); // reset
ioc_set_over(RESET_PORT, RESET_PIN, IOC_OVERRIDE_PUE);
leds_off(LEDS_RED);
leds_off(LEDS_GREEN);
leds_off(LEDS_BLUE);
// RESET interrupt, active low
GPIO_DETECT_EDGE(RESET_PORT_BASE, RESET_PIN_MASK);
GPIO_DETECT_FALLING(RESET_PORT_BASE, RESET_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(RESET_PORT_BASE, RESET_PIN_MASK);
gpio_register_callback(resetcallBack, RESET_PORT, RESET_PIN);
GPIO_ENABLE_INTERRUPT(RESET_PORT_BASE, RESET_PIN_MASK);
nvic_interrupt_enable(RESET_NVIC_PORT);
GPIO_CLR_PIN(TRIUMVI_DATA_READY_PORT_BASE, TRIUMVI_DATA_READY_MASK);
// SPI CS interrupt
GPIO_DETECT_EDGE(SPI0_CS_PORT_BASE, SPI0_CS_PIN_MASK);
GPIO_DETECT_RISING(SPI0_CS_PORT_BASE, SPI0_CS_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(SPI0_CS_PORT_BASE, SPI0_CS_PIN_MASK);
gpio_register_callback(spiCScallBack, SPI0_CS_PORT, SPI0_CS_PIN);
GPIO_ENABLE_INTERRUPT(SPI0_CS_PORT_BASE, SPI0_CS_PIN_MASK);
// SPI interface
spix_slave_init(SPIDEV);
spix_txdma_enable(SPIDEV);
spi_register_callback(spiFIFOcallBack);
spix_interrupt_enable(SPIDEV, SSI_IM_RXIM_M); // RX FIFO half full
nvic_interrupt_enable(NVIC_INT_SSI0);
// uDMA SPI0 TX
udma_channel_disable(CC2538_SPI0_TX_DMA_CHAN);
udma_channel_prio_set_default(CC2538_SPI0_TX_DMA_CHAN);
udma_channel_use_primary(CC2538_SPI0_TX_DMA_CHAN);
udma_channel_use_single(CC2538_SPI0_TX_DMA_CHAN);
udma_channel_mask_clr(CC2538_SPI0_TX_DMA_CHAN);
udma_set_channel_dst(CC2538_SPI0_TX_DMA_CHAN, SPI0DR);
udma_set_channel_assignment(CC2538_SPI0_TX_DMA_CHAN, UDMA_CH11_SSI0TX);
simple_network_set_callback(&rf_rx_handler);
//NETSTACK_RADIO.off();
process_start(&decryptProcess, NULL);
process_start(&spiProcess, NULL);
while (1){
PROCESS_YIELD();
// buffer is not empty, spi is not in use
//if ((spiInUse==0) && (spix_busy(SPIDEV)==0) && ((triumviAvailIDX!=triumviFullIDX) || (triumviRXBufFull==1))){
if ((spiInUse==0) && ((triumviAvailIDX!=triumviFullIDX) || (triumviRXBufFull==1))){
GPIO_SET_PIN(TRIUMVI_DATA_READY_PORT_BASE, TRIUMVI_DATA_READY_MASK);
if (triumviRXBufFull==1){
resetCnt += 1;
if (resetCnt==RESET_THRESHOLD){
watchdog_reboot();
}
}
#ifdef LED_DEBUG
leds_off(LEDS_RED);
leds_off(LEDS_GREEN);
leds_off(LEDS_BLUE);
#endif
}
// Fail safe, CC2538 missing some SPI commands, reset spi state
else if (triumviRXBufFull==1){
spiState = SPI_RESET;
process_poll(&spiProcess);
#ifdef LED_DEBUG
leds_off(LEDS_RED);
leds_off(LEDS_GREEN);
leds_on(LEDS_BLUE);
#endif
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/
void
uart_init(void)
{
lpm_register_peripheral(permit_pm1);
/* Enable clock for the UART while Running, in Sleep and Deep Sleep */
REG(SYS_CTRL_RCGCUART) |= SYS_CTRL_RCGCUART_UART;
REG(SYS_CTRL_SCGCUART) |= SYS_CTRL_SCGCUART_UART;
REG(SYS_CTRL_DCGCUART) |= SYS_CTRL_DCGCUART_UART;
/* Run on SYS_DIV */
REG(UART_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(IOC_UARTRXD_UART) = (UART_RX_PORT << 3) + UART_RX_PIN;
/*
* Pad Control for the TX pin:
* - Set function to UART0 TX
* - Output Enable
*/
ioc_set_sel(UART_TX_PORT, UART_TX_PIN, IOC_PXX_SEL_UART_TXD);
ioc_set_over(UART_TX_PORT, UART_TX_PIN, IOC_OVERRIDE_OE);
/* Set RX and TX pins to peripheral mode */
GPIO_PERIPHERAL_CONTROL(UART_TX_PORT_BASE, UART_TX_PIN_MASK);
GPIO_PERIPHERAL_CONTROL(UART_RX_PORT_BASE, UART_RX_PIN_MASK);
/*
* UART Interrupt Masks:
* Acknowledge RX and RX Timeout
* Acknowledge Framing, Overrun and Break Errors
*/
REG(UART_BASE | UART_IM) = UART_IM_RXIM | UART_IM_RTIM;
REG(UART_BASE | UART_IM) |= UART_IM_OEIM | UART_IM_BEIM | UART_IM_FEIM;
REG(UART_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(UART_BASE | UART_CTL) = UART_CTL_TXE | UART_CTL_RXE;
/* Baud Rate Generation */
REG(UART_BASE | UART_IBRD) = UART_CONF_IBRD;
REG(UART_BASE | UART_FBRD) = UART_CONF_FBRD;
/* UART Control: 8N1 with FIFOs */
REG(UART_BASE | UART_LCRH) = UART_LCRH_WLEN_8 | UART_LCRH_FEN;
/* UART Enable */
REG(UART_BASE | UART_CTL) |= UART_CTL_UARTEN;
/* Enable UART0 Interrupts */
nvic_interrupt_enable(NVIC_INT_UART);
}
/*---------------------------------------------------------------------------*/
static int
configure(int type, int value)
{
if((type != WEATHER_METER_ACTIVE) &&
(type != WEATHER_METER_ANEMOMETER_INT_OVER) &&
(type != WEATHER_METER_RAIN_GAUGE_INT_OVER) &&
(type != WEATHER_METER_ANEMOMETER_INT_DIS) &&
(type != WEATHER_METER_RAIN_GAUGE_INT_DIS)) {
PRINTF("Weather: invalid configuration option\n");
return WEATHER_METER_ERROR;
}
if(type == WEATHER_METER_ACTIVE) {
anemometer.value_avg = 0;
anemometer.ticks_avg = 0;
weather_sensors.anemometer.int_en = 0;
weather_sensors.rain_gauge.int_en = 0;
weather_sensors.anemometer.ticks = 0;
weather_sensors.rain_gauge.ticks = 0;
weather_sensors.anemometer.value = 0;
weather_sensors.rain_gauge.value = 0;
if(!value) {
anemometer_int_callback = NULL;
rain_gauge_int_callback = NULL;
GPIO_DISABLE_INTERRUPT(ANEMOMETER_SENSOR_PORT_BASE,
ANEMOMETER_SENSOR_PIN_MASK);
GPIO_DISABLE_INTERRUPT(RAIN_GAUGE_SENSOR_PORT_BASE,
RAIN_GAUGE_SENSOR_PIN_MASK);
process_exit(&weather_meter_int_process);
enabled = 0;
PRINTF("Weather: disabled\n");
return WEATHER_METER_SUCCESS;
}
/* Configure the wind vane */
adc_zoul.configure(SENSORS_HW_INIT, WIND_VANE_ADC);
/* Configure anemometer interruption */
GPIO_SOFTWARE_CONTROL(ANEMOMETER_SENSOR_PORT_BASE, ANEMOMETER_SENSOR_PIN_MASK);
GPIO_SET_INPUT(ANEMOMETER_SENSOR_PORT_BASE, ANEMOMETER_SENSOR_PIN_MASK);
GPIO_DETECT_RISING(ANEMOMETER_SENSOR_PORT_BASE, ANEMOMETER_SENSOR_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(ANEMOMETER_SENSOR_PORT_BASE,
ANEMOMETER_SENSOR_PIN_MASK);
ioc_set_over(ANEMOMETER_SENSOR_PORT, ANEMOMETER_SENSOR_PIN, IOC_OVERRIDE_DIS);
gpio_register_callback(weather_meter_interrupt_handler, ANEMOMETER_SENSOR_PORT,
ANEMOMETER_SENSOR_PIN);
/* Configure rain gauge interruption */
GPIO_SOFTWARE_CONTROL(RAIN_GAUGE_SENSOR_PORT_BASE, RAIN_GAUGE_SENSOR_PIN_MASK);
GPIO_SET_INPUT(RAIN_GAUGE_SENSOR_PORT_BASE, RAIN_GAUGE_SENSOR_PIN_MASK);
GPIO_DETECT_RISING(RAIN_GAUGE_SENSOR_PORT_BASE, RAIN_GAUGE_SENSOR_PIN_MASK);
GPIO_TRIGGER_SINGLE_EDGE(RAIN_GAUGE_SENSOR_PORT_BASE,
RAIN_GAUGE_SENSOR_PIN_MASK);
ioc_set_over(RAIN_GAUGE_SENSOR_PORT, RAIN_GAUGE_SENSOR_PIN, IOC_OVERRIDE_DIS);
gpio_register_callback(weather_meter_interrupt_handler, RAIN_GAUGE_SENSOR_PORT,
RAIN_GAUGE_SENSOR_PIN);
process_start(&weather_meter_int_process, NULL);
/* Initialize here prior the first second tick */
wind_vane.value_prev = weather_meter_get_wind_dir();
ctimer_set(&ct, CLOCK_SECOND, ct_callback, NULL);
GPIO_ENABLE_INTERRUPT(ANEMOMETER_SENSOR_PORT_BASE, ANEMOMETER_SENSOR_PIN_MASK);
GPIO_ENABLE_INTERRUPT(RAIN_GAUGE_SENSOR_PORT_BASE, RAIN_GAUGE_SENSOR_PIN_MASK);
nvic_interrupt_enable(ANEMOMETER_SENSOR_VECTOR);
nvic_interrupt_enable(RAIN_GAUGE_SENSOR_VECTOR);
enabled = 1;
PRINTF("Weather: started\n");
return WEATHER_METER_SUCCESS;
}
switch(type) {
case WEATHER_METER_ANEMOMETER_INT_OVER:
weather_sensors.anemometer.int_en = 1;
weather_sensors.anemometer.int_thres = value;
PRINTF("Weather: anemometer threshold %u\n", value);
break;
case WEATHER_METER_RAIN_GAUGE_INT_OVER:
weather_sensors.rain_gauge.int_en = 1;
weather_sensors.rain_gauge.int_thres = value;
PRINTF("Weather: rain gauge threshold %u\n", value);
break;
case WEATHER_METER_ANEMOMETER_INT_DIS:
PRINTF("Weather: anemometer int disabled\n");
weather_sensors.anemometer.int_en = 0;
break;
case WEATHER_METER_RAIN_GAUGE_INT_DIS:
PRINTF("Weather: rain gauge int disabled\n");
weather_sensors.rain_gauge.int_en = 0;
break;
default:
return WEATHER_METER_ERROR;
}
return WEATHER_METER_SUCCESS;
}
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);
}
