void init_rgb_pwm(uint8_t _gpio_r, uint8_t _gpio_g, uint8_t _gpio_b, uint8_t _gpio_i){
timer_init();
MSS_GPIO_config((gpio_r_i = _gpio_r), MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_POSITIVE);
MSS_GPIO_config((gpio_g_i = _gpio_g), MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_POSITIVE);
MSS_GPIO_config((gpio_b_i = _gpio_b), MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_POSITIVE);
MSS_GPIO_config((gpio_i_i = _gpio_i), MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_POSITIVE);
MSS_GPIO_enable_irq(_gpio_r);
MSS_GPIO_enable_irq(_gpio_g);
MSS_GPIO_enable_irq(_gpio_b);
MSS_GPIO_enable_irq(_gpio_i);
// add the timer peripherals to the timer module
red_timer_id = add_timer(TIMER_RED);
green_timer_id = add_timer(TIMER_GREEN);
blue_timer_id = add_timer(TIMER_BLUE);
pulse_timer_id = add_timer(TIMER_PULSE);
// all colors overflow at their max pwm value
timer_setOverflowVal(red_timer_id, 1000000);
timer_setOverflowVal(blue_timer_id, 1000000);
timer_setOverflowVal(green_timer_id, 1000000);
// pulse uses overflow only
//timer_enable_allInterrupts(pulse_timer_id);
timer_enable_overflowInt(pulse_timer_id);
timer_disable_compareInt(pulse_timer_id);
// colors require overflow and compare registers
timer_enable_allInterrupts(red_timer_id);
timer_enable_allInterrupts(blue_timer_id);
timer_enable_allInterrupts(green_timer_id);
timer_enable_compareInt(red_timer_id);
timer_enable_compareInt(blue_timer_id);
timer_enable_compareInt(green_timer_id);
timer_enable_overflowInt(red_timer_id);
timer_enable_overflowInt(blue_timer_id);
timer_enable_overflowInt(green_timer_id);
timer_enable(red_timer_id);
timer_enable(green_timer_id);
timer_enable(blue_timer_id);
//timer_enable(pulse_timer_id);
// don't start the colors until set_brightness is called
}
static void prvSetupHardware( void )
{
SystemCoreClockUpdate();
/* Disable the Watch Dog Timer */
MSS_WD_disable( );
/* Initialise the GPIO */
MSS_GPIO_init();
/* Set up GPIO for the LEDs. */
MSS_GPIO_config( MSS_GPIO_0 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_1 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_2 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_3 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_4 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_5 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_6 , MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config( MSS_GPIO_7 , MSS_GPIO_OUTPUT_MODE );
/* All LEDs start off. */
ulGPIOState = 0xffffffffUL;
MSS_GPIO_set_outputs( ulGPIOState );
/* Setup the GPIO and the NVIC for the switch used in this simple demo. */
NVIC_SetPriority( GPIO8_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
NVIC_EnableIRQ( GPIO8_IRQn );
MSS_GPIO_config( MSS_GPIO_8, MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_NEGATIVE );
MSS_GPIO_enable_irq( MSS_GPIO_8 );
}
void rfid_init() {
/* Initialize CoreUARTapb for bar code scanner settings */
UART_init(&g_rfid_uart, RFID_UART_BASE_ADDR, RFID_BAUD_VALUE, DATA_8_BITS | NO_PARITY);
/* Initialize the MSS GPIO & GPIO_0 Interrupt */
MSS_GPIO_config( MSS_GPIO_1, MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_BOTH );
MSS_GPIO_enable_irq( MSS_GPIO_1 );
NVIC_EnableIRQ(GPIO1_IRQn);
vSemaphoreCreateBinary( rfid_top_sem );
_rfid_init_done = 1;
}
void rfid_task() {
for(;;) {
char temp;
rfid_t msg;
int bytes_read;
int i;
// Wait for wakeup from interrupt
vTaskDelay(portTICK_RATE_MS * 100);
xSemaphoreTake(rfid_top_sem, portMAX_DELAY);
/* Wait until we get a 4C (start of header) */
while(1) {
bytes_read = UART_get_rx(&g_rfid_uart, (unsigned char*)&temp, 1);
if(bytes_read == 0) {
break;
} else if(temp == 0x4C) {
bytes_read = UART_get_rx(&g_rfid_uart, (unsigned char*)&temp, 1);
if(bytes_read == 0 || temp != 0x57) {
/* Good read */
break;
}
/* Don't care about the transponder type */
bytes_read = UART_get_rx(&g_rfid_uart, (unsigned char*)&temp, 1);
/* RXRDY is high when data is available in the receive data buffer/FIFO.
This bit is cleared by reading the Receive Data Register. */
bytes_read = UART_get_rx(&g_rfid_uart, (unsigned char*)&msg.data, RFID_LEN);
if(bytes_read != RFID_LEN) {
break;
}
msg.data[RFID_MSG_LEN-1] = '\0';
/* Pass ID to control unit */
xQueueSendToBack(g_rfid_queue, &msg, 0);
vTaskDelay(portTICK_RATE_MS * 1000); //Ignore rfid for a short bit
/* Break out of while loop */
break;
}
}
/* Clear the buffer until it's empty */
while((bytes_read = UART_get_rx(&g_rfid_uart, (unsigned char*)&temp, 1)) > 0);
MSS_GPIO_enable_irq(MSS_GPIO_1);
}
}
void MY_GPIO_init(void) {
// Initialize MSS GPIOs.
void MSS_GPIO_init(void);
// Configure the MSS GPIO output pins
MSS_GPIO_config(MSS_GPIO_0, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_1, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_2, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_3, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_4, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_5, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_6, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_config(MSS_GPIO_7, MSS_GPIO_OUTPUT_MODE );
// Configure the MSS GPIO input pins + configure interrupt mode (rising)
MSS_GPIO_config(MSS_GPIO_8, MSS_GPIO_INPUT_MODE
| MSS_GPIO_IRQ_EDGE_POSITIVE );
MSS_GPIO_config(MSS_GPIO_9, MSS_GPIO_INPUT_MODE
| MSS_GPIO_IRQ_EDGE_POSITIVE );
// Enable the input pin interrupts in the MSS
MSS_GPIO_enable_irq( MSS_GPIO_8 );
MSS_GPIO_enable_irq( MSS_GPIO_9 );
}
static void prvSetupHardware( void )
{
SystemCoreClockUpdate();
/* Disable the Watch Dog Timer */
MSS_WD_disable( );
/* Configure the GPIO for the LEDs. */
vParTestInitialise();
/* ACE Initialization */
ACE_init();
/* Setup the GPIO and the NVIC for the switch used in this simple demo. */
NVIC_SetPriority( GPIO8_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
NVIC_EnableIRQ( GPIO8_IRQn );
MSS_GPIO_config( MSS_GPIO_8, MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_EDGE_NEGATIVE );
MSS_GPIO_enable_irq( MSS_GPIO_8 );
}
void Yellowstone_Init(void)
{
// MSS_GPIO_init( );
MSS_GPIO_config( MSS_GPIO_0, MSS_GPIO_OUTPUT_MODE );
MSS_GPIO_set_output( MSS_GPIO_0, 0 );
// Initialize SPI master
MSS_SPI_init( &g_mss_spi0 );
MSS_SPI_configure_master_mode
(
&g_mss_spi0,
MSS_SPI_SLAVE_0,
MSS_SPI_MODE0,
MSS_SPI_PCLK_DIV_128,
spi_frame_size
);
MSS_SPI_enable( &g_mss_spi0 );
MSS_GPIO_config ( MSS_GPIO_SPI_0_IT, MSS_GPIO_INPUT_MODE | MSS_GPIO_IRQ_LEVEL_HIGH );
MSS_GPIO_enable_irq( MSS_GPIO_SPI_0_IT );
NVIC_EnableIRQ( MSS_GPIO_SPI_0_IT_IRQn );
}