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luojia65 2021-05-20 19:59:09 +08:00
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@ -5,7 +5,8 @@ subtitle: '编写驱动实现SD卡数据的访问和存储来保存文件
date: 2021-05-20
author: 刘一鸣
cover: /assets/img/sd_spi_init.png
categories: 硬件驱动 SPI协议
categories: 硬件驱动
tags: SPI协议 SD协议 软件工程
---
## 前言