/*?Copyright?（c）?2014?Nordic?Semiconductor.?All?Rights?Reserved.
?*
?*?The?information?contained?herein?is?property?of?Nordic?Semiconductor?ASA.
?*?Terms?and?conditions?of?usage?are?described?in?detail?in?NORDIC
?*?SEMICONDUCTOR?STANDARD?SOFTWARE?LICENSE?AGREEMENT.
?*
?*?Licensees?are?granted?free?non-transferable?use?of?the?information.?NO
?*?WARRANTY?of?ANY?KIND?is?provided.?This?heading?must?NOT?be?removed?from
?*?the?file.
?*
?*/

/**@file
?*?@defgroup?spi_master_example_with_slave_main?main.c
?*?@{
?*?@ingroup?spi_master_example
?*
?*?@brief?SPI?master?example?application?to?be?used?with?the?SPI?slave?example?application.
?*/

#include?
#include?
#include?“app_error.h“
#include?“app_util_platform.h“
#include?“nrf_delay.h“
#include?“nrf_gpio.h“
#include?“spi_master.h“
#include?“boards.h“

/*
?*?This?example?uses?only?one?instance?of?the?SPI?master.
?*?Please?make?sure?that?only?one?instance?of?the?SPI?master?is?enabled?in?config?file.
?*/
#if?defined（SPI_MASTER_0_ENABLE）
????#define?SPI_MASTER_HW?SPI_MASTER_0
#elif?defined（SPI_MASTER_1_ENABLE）
????#define?SPI_MASTER_HW?SPI_MASTER_1
#endif

#define?TX_RX_BUF_LENGTH????16u?????/**#define?DELAY_MS????????????100u????/**
//Data?buffers.
static?uint8_t?m_tx_data[TX_RX_BUF_LENGTH]?=?{0};?/**static?uint8_t?m_rx_data[TX_RX_BUF_LENGTH]?=?{0};?/**
static?volatile?bool?m_transfer_completed?=?true;?/**
/**@brief?Function?for?error?handling?which?is?called?when?an?error?has?occurred.?
?*
?*?@param[in]?error_code??Error?code?supplied?to?the?handler.
?*?@param[in]?line_num????Line?number?where?the?handler?is?called.
?*?@param[in]?p_file_name?Pointer?to?the?file?name.?
?*/
?uint32_t?error1;?
?uint32_t?line1;
?const?uint8_t?*?p_file1;
void?app_error_handler（uint32_t?error_code?uint32_t?line_num?const?uint8_t?*?p_file_name）
{
????//Set?LED2?high?to?indicate?that?error?has?occurred.
????error1?=?error_code;
????line1??=?line_num;
????p_file1=?p_file_name;
????nrf_gpio_pin_set（LED_2）;
????
????for?（;;）
????{
????????//No?implementation?needed.
????????nrf_gpio_pin_toggle（LED_2）;
????}
}

/**@brief?Function?for?checking?if?data?coming?from?a?SPI?slave?are?valid.
?*
?*?@param[in]?p_buf?????A?pointer?to?a?data?buffer.
?*?@param[in]?len???????A?length?of?the?data?buffer.
?*?
?*?@note?Expected?ASCII?characters?from:?‘a(chǎn)‘?to:?（‘a(chǎn)‘?+?len?-?1）.
?*
?*?@retval?true?????Data?are?valid.
?*?@retval?false????Data?are?invalid.
?*/
static?__INLINE?bool?buf_check（uint8_t?*?p_buf?uint16_t?len）
{
????uint16_t?i;
????for?（i?=?0;?i?????{
????????if?（p_buf[i]?!=?（uint8_t）（‘a(chǎn)‘?+?i））
????????{
????????????return?false;
????????}
????}
????
????return?true;
}

/**?@brief?Function?for?initializing?a?SPI?master?driver.
?*/

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-12-31?15:19??spi_master_example_with_spi_slave\
?????目錄???????????0??2016-12-31?16:59??spi_master_example_with_spi_slave\arm\
?????文件???????63654??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\JlinkLog.txt
?????文件?????????755??2016-12-30?12:25??spi_master_example_with_spi_slave\arm\JlinkSettings.ini
?????目錄???????????0??2016-12-31?08:54??spi_master_example_with_spi_slave\arm\RTE\
?????目錄???????????0??2016-12-31?08:54??spi_master_example_with_spi_slave\arm\RTE\Device\
?????目錄???????????0??2016-12-31?08:54??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAA\
?????文件????????9469??2016-11-18?15:35??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAA\arm_startup_nrf51.s
?????文件????????6114??2016-11-18?15:35??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAA\system_nrf51.c
?????目錄???????????0??2016-12-31?08:54??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAB\
?????文件????????9469??2016-11-18?15:35??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAB\arm_startup_nrf51.s
?????文件????????6114??2016-11-18?15:35??spi_master_example_with_spi_slave\arm\RTE\Device\nRF51822_xxAB\system_nrf51.c
?????文件?????????278??2016-12-31?08:54??spi_master_example_with_spi_slave\arm\RTE\RTE_Components.h
?????目錄???????????0??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\
?????文件??????????19??2016-12-31?15:11??spi_master_example_with_spi_slave\arm\_build\ExtDll.iex
?????文件??????????76??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\arm_startup_nrf51.d
?????文件???????32294??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\arm_startup_nrf51.lst
?????文件????????4904??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\arm_startup_nrf51.o
?????文件?????????464??2016-12-30?18:10??spi_master_example_with_spi_slave\arm\_build\main._2i
?????文件??????275286??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\main.crf
?????文件????????1357??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\main.d
?????文件??????103251??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\main.i
?????文件??????256312??2016-12-31?15:27??spi_master_example_with_spi_slave\arm\_build\main.o
?????文件?????????510??2016-12-30?18:10??spi_master_example_with_spi_slave\arm\_build\nrf_delay._2i
?????文件??????258748??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_delay.crf
?????文件?????????944??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_delay.d
?????文件???????79995??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_delay.i
?????文件??????235392??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_delay.o
?????文件?????????500??2016-12-30?18:10??spi_master_example_with_spi_slave\arm\_build\nrf_soc._2i
?????文件???????50505??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_soc.crf
?????文件?????????668??2016-12-31?15:28??spi_master_example_with_spi_slave\arm\_build\nrf_soc.d
............此處省略45個(gè)文件信息