boards/nrf52dk/include/periph_conf.h
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1 /*
2  * Copyright (C) 2016-2017 Freie Universit├Ąt Berlin
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
20 #ifndef PERIPH_CONF_H
21 #define PERIPH_CONF_H
22 
23 #include "periph_cpu.h"
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
36 #define CLOCK_CORECLOCK (64000000U) /* fixed for all nRF52832 */
37 #define CLOCK_HFCLK (32U) /* set to 0: internal RC oscillator
38  * 32: 32MHz crystal */
39 #define CLOCK_LFCLK (1) /* set to 0: internal RC oscillator
40  * 1: 32.768 kHz crystal
41  * 2: derived from HFCLK */
42 
48 static const timer_conf_t timer_config[] = {
49  {
50  .dev = NRF_TIMER1,
51  .channels = 3,
52  .bitmode = TIMER_BITMODE_BITMODE_32Bit,
53  .irqn = TIMER1_IRQn
54  }
55 };
56 
57 #define TIMER_0_ISR isr_timer1
58 
59 #define TIMER_NUMOF (sizeof(timer_config) / sizeof(timer_config[0]))
60 
66 #define RTT_NUMOF (1U)
67 #define RTT_DEV (1) /* NRF_RTC1 */
68 #define RTT_MAX_VALUE (0x00ffffff)
69 #define RTT_FREQUENCY (1024)
70 
76 #define UART_NUMOF (1U)
77 #define UART_PIN_RX GPIO_PIN(0,8)
78 #define UART_PIN_TX GPIO_PIN(0,6)
79 
85 static const spi_conf_t spi_config[] = {
86  {
87  .dev = NRF_SPI0,
88  .sclk = 15,
89  .mosi = 13,
90  .miso = 14
91  }
92 };
93 
94 #define SPI_NUMOF (sizeof(spi_config) / sizeof(spi_config[0]))
95 
97 #ifdef __cplusplus
98 }
99 #endif
100 
101 #endif /* __PERIPH_CONF_H */
SPI configuration data structure.
cc2538_gptimer_t * dev
timer device
Timer configuration data.
cc2538_ssi_t * dev
SSI device.