Add nrf52-de spi example
This commit is contained in:
Thomas Klaehn
parent
3a31e2bcb9
commit
58faaecbe9
3
.vscode/tasks.json
vendored
3
.vscode/tasks.json
vendored
@ -7,7 +7,8 @@
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"PLATFORM": "nrf52",
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// "PLATFORM": "posix",
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// "APPLICATION": "blinky",
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"APPLICATION": "button",
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// "APPLICATION": "button",
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"APPLICATION": "spi",
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},
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},
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"tasks": [
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51
config/build/nrf52/spi/Makefile.spi
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51
config/build/nrf52/spi/Makefile.spi
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@ -0,0 +1,51 @@
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NRF_PATH := nrf5sdk/
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INCLUDES += $(NRF_PATH)components/
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INCLUDES += $(NRF_PATH)modules/nrfx/mdk/
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INCLUDES += $(NRF_PATH)components/libraries/strerror/
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INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/nrf52/
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INCLUDES += $(NRF_PATH)components/toolchain/cmsis/include/
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INCLUDES += $(NRF_PATH)components/libraries/util/
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INCLUDES += $(NRF_PATH)components/libraries/balloc/
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INCLUDES += $(NRF_PATH)components/libraries/ringbuf/
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INCLUDES += $(NRF_PATH)modules/nrfx/hal/
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INCLUDES += $(NRF_PATH)components/libraries/bsp/
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INCLUDES += $(NRF_PATH)components/libraries/log/
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INCLUDES += $(NRF_PATH)modules/nrfx/
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INCLUDES += $(NRF_PATH)modules/nrfx/drivers/include/
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INCLUDES += $(NRF_PATH)components/libraries/experimental_section_vars/
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INCLUDES += $(NRF_PATH)components/softdevice/s132/headers/
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INCLUDES += $(NRF_PATH)components/libraries/delay/
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INCLUDES += $(NRF_PATH)integration/nrfx/
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INCLUDES += $(NRF_PATH)integration/nrfx/legacy/
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INCLUDES += $(NRF_PATH)components/libraries/atomic/
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INCLUDES += $(NRF_PATH)components/boards/
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INCLUDES += $(NRF_PATH)components/libraries/memobj/
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INCLUDES += $(NRF_PATH)components/softdevice/common/
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INCLUDES += $(NRF_PATH)external/fprintf/
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INCLUDES += $(NRF_PATH)components/libraries/log/src/
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NRF_C_SRCS += $(NRF_PATH)components/boards/boards.c
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NRF_C_SRCS += $(NRF_PATH)modules/nrfx/mdk/system_nrf52.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/util/app_error.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/util/app_error_weak.c
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NRF_C_SRCS += $(NRF_PATH)modules/nrfx/drivers/src/nrfx_spim.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/log/src/nrf_log_frontend.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/atomic/nrf_atomic.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/log/src/nrf_log_default_backends.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/log/src/nrf_log_backend_uart.c
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NRF_C_SRCS += $(NRF_PATH)integration/nrfx/legacy/nrf_drv_uart.c
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NRF_C_SRCS += $(NRF_PATH)integration/nrfx/legacy/nrf_drv_spi.c
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NRF_C_SRCS += $(NRF_PATH)modules/nrfx/drivers/src/nrfx_uarte.c
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NRF_C_SRCS += $(NRF_PATH)modules/nrfx/drivers/src/prs/nrfx_prs.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/util/app_util_platform.c
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NRF_C_SRCS += $(NRF_PATH)modules/nrfx/drivers/src/nrfx_uart.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/log/src/nrf_log_backend_serial.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/memobj/nrf_memobj.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/balloc/nrf_balloc.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/log/src/nrf_log_str_formatter.c
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NRF_C_SRCS += $(NRF_PATH)external/fprintf/nrf_fprintf.c
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NRF_C_SRCS += $(NRF_PATH)external/fprintf/nrf_fprintf_format.c
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NRF_C_SRCS += $(NRF_PATH)components/libraries/ringbuf/nrf_ringbuf.c
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include config/build/$(PLATFORM)/Makefile.$(PLATFORM)
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64
config/build/nrf52/spi/linker.ld
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64
config/build/nrf52/spi/linker.ld
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@ -0,0 +1,64 @@
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/* Linker script to configure memory regions. */
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SEARCH_DIR(.)
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GROUP(-lgcc -lc -lnosys)
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x0, LENGTH = 0x80000
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RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x10000
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}
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SECTIONS
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{
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}
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SECTIONS
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{
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. = ALIGN(4);
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.mem_section_dummy_ram :
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{
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}
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.log_dynamic_data :
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{
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PROVIDE(__start_log_dynamic_data = .);
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KEEP(*(SORT(.log_dynamic_data*)))
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PROVIDE(__stop_log_dynamic_data = .);
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} > RAM
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.log_filter_data :
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{
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PROVIDE(__start_log_filter_data = .);
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KEEP(*(SORT(.log_filter_data*)))
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PROVIDE(__stop_log_filter_data = .);
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} > RAM
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} INSERT AFTER .data;
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SECTIONS
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{
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.mem_section_dummy_rom :
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{
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}
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.log_const_data :
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{
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PROVIDE(__start_log_const_data = .);
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KEEP(*(SORT(.log_const_data*)))
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PROVIDE(__stop_log_const_data = .);
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} > FLASH
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.log_backends :
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{
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PROVIDE(__start_log_backends = .);
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KEEP(*(SORT(.log_backends*)))
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PROVIDE(__stop_log_backends = .);
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} > FLASH
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.nrf_balloc :
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{
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PROVIDE(__start_nrf_balloc = .);
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KEEP(*(.nrf_balloc))
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PROVIDE(__stop_nrf_balloc = .);
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} > FLASH
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} INSERT AFTER .text
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INCLUDE "nrf_common.ld"
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4430
include/application/spi/sdk_config.h
Normal file
4430
include/application/spi/sdk_config.h
Normal file
File diff suppressed because it is too large
Load Diff
110
src/application/spi/main.c
Normal file
110
src/application/spi/main.c
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@ -0,0 +1,110 @@
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/**
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* Copyright (c) 2015 - 2019, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "nrf_drv_spi.h"
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#include "app_util_platform.h"
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#include "nrf_gpio.h"
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#include "nrf_delay.h"
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#include "boards.h"
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#include "app_error.h"
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#include <string.h>
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#include "nrf_log.h"
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#include "nrf_log_ctrl.h"
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#include "nrf_log_default_backends.h"
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#define SPI_INSTANCE 0 /**< SPI instance index. */
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static const nrf_drv_spi_t spi = NRF_DRV_SPI_INSTANCE(SPI_INSTANCE); /**< SPI instance. */
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static volatile bool spi_xfer_done; /**< Flag used to indicate that SPI instance completed the transfer. */
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#define TEST_STRING "Nordic"
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static uint8_t m_tx_buf[] = TEST_STRING; /**< TX buffer. */
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static uint8_t m_rx_buf[sizeof(TEST_STRING) + 1]; /**< RX buffer. */
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static const uint8_t m_length = sizeof(m_tx_buf); /**< Transfer length. */
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/**
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* @brief SPI user event handler.
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* @param event
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*/
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void spi_event_handler(nrf_drv_spi_evt_t const * p_event,
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void * p_context)
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{
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spi_xfer_done = true;
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NRF_LOG_INFO("Transfer completed.");
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if (m_rx_buf[0] != 0)
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{
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NRF_LOG_INFO(" Received:");
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NRF_LOG_HEXDUMP_INFO(m_rx_buf, strlen((const char *)m_rx_buf));
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}
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}
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int main(void)
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{
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bsp_board_init(BSP_INIT_LEDS);
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APP_ERROR_CHECK(NRF_LOG_INIT(NULL));
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NRF_LOG_DEFAULT_BACKENDS_INIT();
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nrf_drv_spi_config_t spi_config = NRF_DRV_SPI_DEFAULT_CONFIG;
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spi_config.ss_pin = SPI_SS_PIN;
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spi_config.miso_pin = SPI_MISO_PIN;
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spi_config.mosi_pin = SPI_MOSI_PIN;
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spi_config.sck_pin = SPI_SCK_PIN;
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APP_ERROR_CHECK(nrf_drv_spi_init(&spi, &spi_config, spi_event_handler, NULL));
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NRF_LOG_INFO("SPI example started.");
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while (1)
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{
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// Reset rx buffer and transfer done flag
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memset(m_rx_buf, 0, m_length);
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spi_xfer_done = false;
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APP_ERROR_CHECK(nrf_drv_spi_transfer(&spi, m_tx_buf, m_length, m_rx_buf, m_length));
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while (!spi_xfer_done)
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{
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__WFE();
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}
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NRF_LOG_FLUSH();
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bsp_board_led_invert(BSP_BOARD_LED_0);
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nrf_delay_ms(200);
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}
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}
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