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Merge pull request #3835 from guohp1128/master

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add nrf5x adc driver
This commit is contained in:
Bernard Xiong authored and GitHub committed 2020-08-21 09:32:46 +08:00
2 parents 8f0be7cf0e 614f0a76ee
commit f177f11eea
5 files changed
+438 -1
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bsp/nrf5x/libraries/drivers/SConscript
+3
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@@ -22,6 +22,9 @@ if GetDepend(['BSP_USING_SPI']):
if GetDepend(['BSP_USING_GPIO']):
src += ['drv_gpio.c']
if GetDepend(['BSP_USING_SAADC']):
src += ['drv_adc.c']
if GetDepend(['BSP_USING_PWM']):
src += ['drv_pwm.c']
bsp/nrf5x/libraries/drivers/drv_adc.c
+261
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File diff suppressed because it is too large. Load diff
bsp/nrf5x/libraries/drivers/drv_adc.h
+46
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@@ -0,0 +1,46 @@
/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-08-18 guohp1128 the first version
*/
#ifndef __DRV_ADC_H__
#define __DRV_ADC_H__
#include <board.h>
#include "rtdevice.h"
#include <hal/nrf_saadc.h>
#include <drivers/include/nrfx_saadc.h>
/*
previous definition in application
set single-ended mode or differential mode.
selection ADC input pin, and config the number of Channel.
mode: 0 single-ended mode,1 differential mode
pin_p: 0-7
pin_n: 0-7,if single-ended mode, pin_n invalid
channel_num: 0-7
*/
typedef struct
{
nrf_saadc_mode_t mode; ///< SAADC mode. Single-ended or differential.
uint8_t pin_p; ///< Input positive pin selection.
uint8_t pin_n; ///< Input negative pin selection.
uint8_t channel_num; ///< Channel number.
} drv_nrfx_saadc_channel_t;
typedef struct
{
nrfx_saadc_channel_t channels[8];
uint8_t channel_count;
nrf_saadc_value_t result_buffer[8];
uint8_t done;
} drv_nrfx_saadc_result_t;
#endif /* __DRV_ADC_H__ */
bsp/nrf5x/libraries/drivers/drv_gpio.c
+119
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@@ -46,6 +46,24 @@ static const struct pin_index pins[] =
__NRF5X_PIN(29, 0, 29),
__NRF5X_PIN(30, 0, 30),
__NRF5X_PIN(31, 0, 31),
#ifdef SOC_NRF52840
__NRF5X_PIN(32, 1, 0 ),
__NRF5X_PIN(33, 1, 1 ),
__NRF5X_PIN(34, 1, 2 ),
__NRF5X_PIN(35, 1, 3 ),
__NRF5X_PIN(36, 1, 4 ),
__NRF5X_PIN(37, 1, 5 ),
__NRF5X_PIN(38, 1, 6 ),
__NRF5X_PIN(39, 1, 7 ),
__NRF5X_PIN(40, 1, 8 ),
__NRF5X_PIN(41, 1, 9 ),
__NRF5X_PIN(42, 1, 10),
__NRF5X_PIN(43, 1, 11),
__NRF5X_PIN(44, 1, 12),
__NRF5X_PIN(45, 1, 13),
__NRF5X_PIN(46, 1, 14),
__NRF5X_PIN(47, 1, 15),
#endif /* SOC_NRF52840 */
};
/* EVENTS_IN[n](n=0..7) and EVENTS_PORT */
@@ -356,4 +374,105 @@ int rt_hw_pin_init(void)
}
INIT_BOARD_EXPORT(rt_hw_pin_init);
/* test GPIO write, read, input interrupt */
#define DK_BOARD_LED_1 13
#define DK_BOARD_LED_2 14
#define DK_BOARD_LED_3 15
#define DK_BOARD_LED_4 16
#define DK_BOARD_BUTTON_1 11
#define DK_BOARD_BUTTON_2 12
#define DK_BOARD_BUTTON_3 24
#define DK_BOARD_BUTTON_4 25
void button_1_callback(void *args)
{
static int flag1 = 0;
if(flag1 == 0)
{
flag1 = 1;
rt_pin_write(DK_BOARD_LED_1, PIN_LOW);
}
else
{
flag1 = 0;
rt_pin_write(DK_BOARD_LED_1, PIN_HIGH);
}
}
void button_2_callback(void *args)
{
static int flag2 = 0;
if(flag2 == 0)
{
flag2 = 1;
rt_pin_write(DK_BOARD_LED_2, PIN_LOW);
}
else
{
flag2 = 0;
rt_pin_write(DK_BOARD_LED_2, PIN_HIGH);
}
}
void button_3_callback(void *args)
{
static int flag3 = 0;
if(flag3 == 0)
{
flag3 = 1;
rt_pin_write(DK_BOARD_LED_3, PIN_LOW);
}
else
{
flag3 = 0;
rt_pin_write(DK_BOARD_LED_3, PIN_HIGH);
}
}
void button_4_callback(void *args)
{
static int flag4 = 0;
if(flag4 == 0)
{
flag4 = 1;
rt_pin_write(DK_BOARD_LED_4, PIN_LOW);
}
else
{
flag4 = 0;
rt_pin_write(DK_BOARD_LED_4, PIN_HIGH);
}
}
void gpio_sample(void)
{
rt_err_t err_code;
rt_pin_mode(DK_BOARD_LED_1, PIN_MODE_OUTPUT);
rt_pin_mode(DK_BOARD_LED_2, PIN_MODE_OUTPUT);
rt_pin_mode(DK_BOARD_LED_3, PIN_MODE_OUTPUT);
rt_pin_mode(DK_BOARD_LED_4, PIN_MODE_OUTPUT);
rt_pin_write(DK_BOARD_LED_1, PIN_HIGH);
rt_pin_write(DK_BOARD_LED_2, PIN_HIGH);
rt_pin_write(DK_BOARD_LED_3, PIN_HIGH);
rt_pin_write(DK_BOARD_LED_4, PIN_HIGH);
err_code = rt_pin_attach_irq(DK_BOARD_BUTTON_1, PIN_IRQ_MODE_FALLING,
button_1_callback, (void*) true); //true: hi_accuracy(IN_EVENT),false: lo_accuracy(PORT_EVENT)
rt_pin_irq_enable(DK_BOARD_BUTTON_1, PIN_IRQ_ENABLE);
err_code = rt_pin_attach_irq(DK_BOARD_BUTTON_2, PIN_IRQ_MODE_FALLING,
button_2_callback, (void*) true); //true: hi_accuracy(IN_EVENT),false: lo_accuracy(PORT_EVENT)
rt_pin_irq_enable(DK_BOARD_BUTTON_2, PIN_IRQ_ENABLE);
err_code = rt_pin_attach_irq(DK_BOARD_BUTTON_3, PIN_IRQ_MODE_FALLING,
button_3_callback, (void*) true); //true: hi_accuracy(IN_EVENT),false: lo_accuracy(PORT_EVENT)
rt_pin_irq_enable(DK_BOARD_BUTTON_3, PIN_IRQ_ENABLE);
err_code = rt_pin_attach_irq(DK_BOARD_BUTTON_4, PIN_IRQ_MODE_FALLING,
button_4_callback, (void*) false); //true: hi_accuracy(IN_EVENT),false: lo_accuracy(PORT_EVENT)
rt_pin_irq_enable(DK_BOARD_BUTTON_4, PIN_IRQ_ENABLE);
}
MSH_CMD_EXPORT(gpio_sample, gpio sample);
#endif /* RT_USING_PIN */
bsp/nrf5x/nrf52840/board/Kconfig
+9 -1
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@@ -12,7 +12,6 @@ config SOC_NORDIC
config SOC_NORDIC
default y
menu "Onboard Peripheral Drivers"
config BSP_USING_JLINK_TO_USART
bool "Enable JLINK TO USART (uart0|RX_PIN:8|TX_PIN:6)"
@@ -61,6 +60,15 @@ menu "On-chip Peripheral Drivers"
bool "Enable GPIO"
select RT_USING_PIN
default y
config BSP_USING_SAADC
bool "Enable SAADC"
select RT_USING_ADC
default n
if BSP_USING_SAADC
config NRFX_SAADC_ENABLED
int
default 1
endif
menuconfig BSP_USING_PWM
bool "Enable PWM"
select RT_USING_PWM