77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
|
|
* Copyright (c) 2006-2021, RT-Thread Development Team
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Change Logs:
|
|
* Date Author Notes
|
|
* 2024-05-08 LJ the first version
|
|
*/
|
|
#ifndef APPLICATIONS_FRAM_MB85RS_H_
|
|
#define APPLICATIONS_FRAM_MB85RS_H_
|
|
|
|
#include <rtthread.h>
|
|
#include <rtdevice.h>
|
|
#include <drv_common.h>
|
|
#include <board.h>
|
|
#include "drv_spi.h"
|
|
//#include "drv_gpio.h"
|
|
|
|
//频率
|
|
#define MB85RS_SPICLOCK 20000000
|
|
|
|
//MB85RS64命令
|
|
#define REG_READ_COMMAND 0x03 //读数据
|
|
#define REG_WRITE_COMMAND 0x02 //写数据
|
|
#define REG_WRITE_ENABLE 0x06 //写使能
|
|
#define REG_WRITE_DISABLE 0x04 //写失能
|
|
#define REG_READ_STATUS 0x05 //读取状态寄存器
|
|
#define REG_WRITE_STATUS 0x01 //写入状态寄存器
|
|
#define REG_READ_DEVICE_ID 0x9F
|
|
|
|
//初始化
|
|
void spi_flash_mb85rs_init(void);
|
|
|
|
/**
|
|
* 读取ID
|
|
*/
|
|
void mb85rs_read_id();
|
|
|
|
|
|
/**
|
|
* 读取字节
|
|
* @param read_addr
|
|
* @param read_buff
|
|
* @param read_bytes
|
|
*/
|
|
rt_uint8_t mb85rs_read_bytes(rt_uint16_t read_addr, rt_uint8_t *read_buff, rt_uint16_t read_bytes);
|
|
|
|
/**
|
|
* 写多字节
|
|
* @param write_addr
|
|
* @param write_buff
|
|
* @param write_bytes
|
|
*/
|
|
rt_uint8_t mb85rs_write_bytes(rt_uint16_t write_addr, rt_uint8_t *write_buff, rt_uint16_t write_bytes);
|
|
|
|
/**
|
|
* 写使能
|
|
* @param select
|
|
*/
|
|
void mb85rs_write_enable(rt_uint8_t select);
|
|
|
|
/**
|
|
* 读取状态
|
|
* @return
|
|
*/
|
|
rt_uint8_t mb85rs_read_status(void);
|
|
|
|
/**
|
|
* 写状态寄存器
|
|
* @param write_data
|
|
*/
|
|
void mb85rs_write_status(rt_uint8_t write_data);
|
|
|
|
|
|
#endif /* APPLICATIONS_FRAM_MB85RS_H_ */
|