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Debugging
M50 SERIES
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5.2.9 Standard DB9 COM Port
The PC provides up to 4 COM ports, and supports RS-232/RS-422/RS-485 mode,
RS-232 by default. Their pin definitions are as follows:
Signal Name
Pin
RS-232
(Default)
RS-422
RS-485
1 DCD# TXN DATA-
2 RXD TXP DATA+
3 TXD RXP NC
4 DTR# RXN NC
5 GND GND GND
6 DSR# NC
NC
7 RTS# NC
NC
8 CTS# NC
NC
COM1
~
COM4
9 RI# NC NC
Note: Under RS-485 mode, data receive/send direction is controlled by RTS.
COM mode configuration:
It can be selected via jumper on the I/O board, and please refer to the above table for
its pin definition.The detailed configuration is as follows:
Summary of Contents for M50 Series
Page 1: ...M50 SERIES 微型低功耗无风扇嵌入式整机 Micro low power fanless embedded PC Version C00 ...
Page 45: ...BIOS 功能介绍 M50 SERIES 37 Advanced Super IO Configuration ...
Page 54: ...BIOS 功能介绍 46 M50 SERIES North Bridge 显示当前系统安装内存的容量 内存类型等信息 为动态侦测信息 Intel IGD Configuration ...
Page 58: ...BIOS 功能介绍 50 M50 SERIES Administrator Password 此项用于设置管理员密码 User Password 此项用于设置普通用户密码 Boot ...
Page 68: ...BIOS 功能介绍 60 M50 SERIES Advanced Super IO Configuration 该项提供本平台的串口 COM1 4 ...
Page 74: ...BIOS 功能介绍 66 M50 SERIES USB Configuration 该项提供关于 USB 控制器的配置 Legacy USB Support ...
Page 80: ...BIOS 功能介绍 72 M50 SERIES PCH IO Configuration 该项提供 Intel PCH 芯片的功能配置 ...
Page 82: ...BIOS 功能介绍 74 M50 SERIES HD Audio Configuration 该项提供关于声卡的配置 Security ...
Page 96: ...扩展安装 88 M50 SERIES 拆卸SIM卡 拆卸SIM卡的步骤 1 松开图示9个螺钉 卸下 底盖 2 取出M SATA 再取出SIM 卡 ...
Page 170: ...BIOS Setup 40 M50 SERIES Advanced Super IO Configuration ...