periph_cpu.h
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1 /*
2  * Copyright (C) Josua Arndt, Steffen Robertz 2017 RWTH Aachen
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_CPU_H
21 #define PERIPH_CPU_H
22 
23 #include "periph_cpu_common.h"
24 #include "atmega_regs_common.h"
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29 
34 #define PM_NUM_MODES (5)
35 #define AVR8_PM_SLEEP_MODE_0 SLEEP_MODE_PWR_DOWN
36 #define AVR8_PM_SLEEP_MODE_1 SLEEP_MODE_PWR_SAVE
37 #define AVR8_PM_SLEEP_MODE_2 SLEEP_MODE_STANDBY
38 #define AVR8_PM_SLEEP_MODE_3 SLEEP_MODE_ADC
45 enum {
46  PORT_B = 1,
47  PORT_D = 3,
48  PORT_E = 4,
49  PORT_F = 5,
50  PORT_G = 6,
51 };
59 #define CPU_ATMEGA_EXT_INTS { GPIO_PIN(PORT_D, 0), \
60  GPIO_PIN(PORT_D, 1), \
61  GPIO_PIN(PORT_D, 2), \
62  GPIO_PIN(PORT_D, 3), \
63  GPIO_PIN(PORT_E, 4), \
64  GPIO_PIN(PORT_E, 5), \
65  GPIO_PIN(PORT_E, 6), \
66  GPIO_PIN(PORT_E, 7) }
67 
71 static inline uint8_t atmega_pin2exti(uint8_t port_num, uint8_t pin_num)
72 {
73  (void)port_num;
74  return pin_num;
75 }
76 
80 static inline bool atmega_has_pin_exti(uint8_t port_num, uint8_t pin_num)
81 {
82  if (pin_num < 4) {
83  return port_num == PORT_D;
84  }
85 
86  return port_num == PORT_E;
87 }
88 
93 #define I2C_PORT_REG PORTD
94 #define I2C_PIN_MASK (1 << PORTD1) | (1 << PORTD0)
101 #define EEPROM_SIZE (8192U) /* 8kB */
104 #ifdef __cplusplus
105 }
106 #endif
107 
108 #include "periph_conf.h"
109 #include "default_timer_config.h"
110 
111 #endif /* PERIPH_CPU_H */
@ PORT_B
port B
Definition: periph_cpu.h:48
@ PORT_G
port G
Definition: periph_cpu.h:53
@ PORT_F
port F
Definition: periph_cpu.h:52
@ PORT_E
port E
Definition: periph_cpu.h:51
@ PORT_D
port D
Definition: periph_cpu.h:50
static bool atmega_has_pin_exti(uint8_t port_num, uint8_t pin_num)
Check if the given pin can be used as external interrupt.
Definition: periph_cpu.h:80
static uint8_t atmega_pin2exti(uint8_t port_num, uint8_t pin_num)
Get the interrupt vector number of the given GPIO pin.
Definition: periph_cpu.h:71
Default timer configuration.
CMSIS style register definitions for the atmega family.