periph_conf.h
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1 /*
2  * Copyright (C) 2017 Freie Universität 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 #include "cfg_clock_32_1.h"
25 #include "cfg_rtt_default.h"
26 #include "cfg_timer_default.h"
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
36 #define UART_NUMOF (1U)
37 #define UART_PIN_RX GPIO_PIN(0, 2)
38 #define UART_PIN_TX GPIO_PIN(0, 3)
39 
45 static const i2c_conf_t i2c_config[] = {
46  {
47  /* main I2C bus */
48  .dev = NRF_TWIM0,
49  .scl = 8,
50  .sda = 7,
51  .speed = I2C_SPEED_NORMAL
52  },
53  {
54  /* EXT I2C bus */
55  .dev = NRF_TWIM1,
56  .scl = 15,
57  .sda = 14,
58  .speed = I2C_SPEED_NORMAL
59  },
60 };
61 
62 #define I2C_NUMOF ARRAY_SIZE(i2c_config)
63 
68 #define NRF5X_ENABLE_DCDC
69 
70 #ifdef __cplusplus
71 }
72 #endif
73 
74 #endif /* PERIPH_CONF_H */
75 
cfg_clock_32_1.h
Common clock configuration for the nRF52 based boards.
I2C_SPEED_NORMAL
@ I2C_SPEED_NORMAL
normal mode: ~100 kbit/s
Definition: i2c.h:177
i2c_conf_t
I2C configuration options.
Definition: periph_cpu.h:128
i2c_conf_t::dev
I2C_TypeDef * dev
USART device used.
Definition: periph_cpu.h:247