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docs: mars cm reduce picture size fix
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carbonfix committed Nov 3, 2023
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Expand Up @@ -85,19 +85,19 @@ Mars CM 采用核心板的设计方式,引脚与树莓派 CM4 兼容,可以

1. USB 转 TTL 串口线连接到底板的 40PIN 排针上,USB 端连接 PC 并记录下串口号

![mars-cm](/docs/mars/cm/mars-cm-docs_boot_01.png)
![mars-cm](/docs/mars/cm/mars-cm-docs_boot_01.jpg)

![mars-cm](/docs/mars/cm/mars-cm-docs_boot_02.png)

注意,如果有其他串口程序打开了该串口,请先将程序退出,不要占用该串口

2. 将 CM4 IO Board 的 J12 排针的 1,2 脚用跳线帽短接 (USB 烧录模式);

![mars-cm](/docs/mars/cm/mars-cm-docs_boot_03.png)
![mars-cm](/docs/mars/cm/mars-cm-docs_boot_03.jpg)

3. 用 Mirco USB 接口的数据线连接 PC 和底板 J11 USB Slave 接口

![mars-cm](/docs/mars/cm/mars-cm-docs_boot_04.png)
![mars-cm](/docs/mars/cm/mars-cm-docs_boot_04.jpg)

4. 打开刷机包中的 `UsbFlashTool-*-Windows.exe` 烧录程序

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