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boards: slstk3402a: use wtimer by default

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This commit is contained in:
Bas Stottelaar 2018-12-30 23:55:59 +01:00
parent 28d0e46882
commit 00e13e5713
3 changed files with 21 additions and 23 deletions
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26
boards/slstk3402a/doc.txt
View File

@ -55,19 +55,19 @@ This is the pinout of the expansion header on the right side of the board. PIN 1
**Note:** some pins are connected to the board controller, when enabled!
### Peripheral mapping
| Peripheral | Number | Hardware | Pins | Comments |
|------------|---------|-----------------|---------------------------------|-----------------------------------------------------------|
| ADC | 0 | ADC0 | CHAN0: internal temperature | Ports are fixed, 14/16-bit resolution not supported |
| I2C | 0 | I2C0 | SDA: PC10, CLK: PC11 | `I2C_SPEED_LOW` and `I2C_SPEED_HIGH` clock speed deviate |
| HWCRYPTO | — | — | | AES128/AES256, SHA1, SHA256 |
| HWRNG | — | TNRG0 | | Hardware-based true random number generator |
| RTT | — | RTCC | | 1 Hz interval. Either RTT or RTC (see below) |
| RTC | — | RTCC | | 1 Hz interval. Either RTC or RTT (see below) |
| SPI | 0 | USART1 | MOSI: PC6, MISO: PC7, CLK: PC8 | |
| Timer | 0 | TIMER0 + TIMER1 | | TIMER0 is used as prescaler (must be adjecent) |
| UART | 0 | USART0 | RX: PA1, TX: PA0 | Default STDIO output |
| | 1 | USART1 | RX: PC6, TX: PC7 | |
| | 2 | LEUART0 | RX: PD11, TX: PD10 | Baud rate limited (see below) |
| Peripheral | Number | Hardware | Pins | Comments |
|------------|---------|-------------------|---------------------------------|-----------------------------------------------------------|
| ADC | 0 | ADC0 | CHAN0: internal temperature | Ports are fixed, 14/16-bit resolution not supported |
| I2C | 0 | I2C0 | SDA: PC10, CLK: PC11 | `I2C_SPEED_LOW` and `I2C_SPEED_HIGH` clock speed deviate |
| HWCRYPTO | — | — | | AES128/AES256, SHA1, SHA256 |
| HWRNG | — | TNRG0 | | Hardware-based true random number generator |
| RTT | — | RTCC | | 1 Hz interval. Either RTT or RTC (see below) |
| RTC | — | RTCC | | 1 Hz interval. Either RTC or RTT (see below) |
| SPI | 0 | USART1 | MOSI: PC6, MISO: PC7, CLK: PC8 | |
| Timer | 0 | WTIMER0 + WTIMER1 | | WTIMER0 is used as prescaler (must be adjecent) |
| UART | 0 | USART0 | RX: PA1, TX: PA0 | Default STDIO output |
| | 1 | USART1 | RX: PC6, TX: PC7 | |
| | 2 | LEUART0 | RX: PD11, TX: PD10 | Baud rate limited (see below) |
### User interface
| Peripheral | Mapped to | Pin | Comments |

6
boards/slstk3402a/include/board.h
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@ -31,12 +31,10 @@ extern "C" {
/**
* @name Xtimer configuration
*
* The timer runs at 250 KHz to increase accuracy.
* @{
*/
#define XTIMER_HZ (250000UL)
#define XTIMER_WIDTH (16)
#define XTIMER_HZ (1000000UL)
#define XTIMER_WIDTH (32)
/** @} */
/**

12
boards/slstk3402a/include/periph_conf.h
View File

@ -150,19 +150,19 @@ static const spi_dev_t spi_config[] = {
static const timer_conf_t timer_config[] = {
{
{
.dev = TIMER0,
.cmu = cmuClock_TIMER0
.dev = WTIMER0,
.cmu = cmuClock_WTIMER0
},
{
.dev = TIMER1,
.cmu = cmuClock_TIMER1
.dev = WTIMER1,
.cmu = cmuClock_WTIMER1
},
.irq = TIMER1_IRQn
.irq = WTIMER1_IRQn
}
};
#define TIMER_NUMOF PERIPH_NUMOF(timer_config)
#define TIMER_0_ISR isr_timer1
#define TIMER_0_ISR isr_wtimer1
/** @} */
/**