Guide: RS232 change to RS422 & RS485

This guide applies to the fanless miniature industrial PC P12 and P13 series, with specific model names and details listed below:

1. Model P12-i5-4200U, Intel Haswell Core i5 CPU, Dual Intel Lan Ports, 4 RS232 COM Ports, 2 RS232/422/485 COM Ports

2. Model P12-i7-4500U, Intel Haswell Core i7 CPU, Dual Intel Lan Ports, 4 RS232 COM Ports, 2 RS232/422/485 COM Ports

3. Model P13-J1900, Intel Haswell Core i5 CPU, Dual Intel Lan ports, 4 RS232 COM ports, 2 RS232/422/485 COM ports

Now we will show how to change 2 RS232 to RS422 and Rs485.

Step 1. Press the "DEL" key continuously while turning on the computer to enter BIOS.

Step 2. Press the arrow key "->" to go to "Advaaced" and select "SIO MISC Configuration".

Step 3. You can see COM1 mode and Com2 mode, you can change RS232/RS485/RS422 anytime as needed.

Step 4. Once you have completed the above changes, use the arrow keys to go to "Save and Exit".

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Author: sales@hystou.com

Hystou Technology Co Limited is a reliable manufacturer and exporter of fanless Mini PC, industrial PC, all in one PC and industrial panel PC. Our products are exported to the EU, America, Asia, etc., and have enjoyed a great reputation in the whole world market. In order to supply quality products and excellent services, our company has got approvable reports and certificates of CE, FCC, RoHS, SGS, ISO9001 and so on. Our goal is "Innovation First, Quality First, Customer First, Service First". We are committed to providing quality products, excellent services, competitive prices, quick responses and prompt delivery. Warmly welcome every customer to visit us, and hope we both sides could create a brilliant future with our efforts. OEM and ODM orders are welcomed.

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