Accessing The Common Serial Ports - ICP DAS USA LP-22 Series User Manual

2.7.5. Accessing the common serial ports

2.7.5.1. Internal communication for COM1 port
The COM1 port is an internal I/O expansion port on the LinPAC and is used to connect to the
series module inserted into the LinPAC embedded controller. The I-87K, I-97K and XV-board series
is based on a serial interface, which is provided for combining a variety of I/O function within the
LP-8x2x, LP-9x2x and LP-22xx/52xx controllers. The differences between the three series are listed
as follows:

I-87K series can used with LP-8x2x, visit to this website:
http://www.icpdas.com/root/product/solutions/remote_io/rs-485/i-8k_i-87k/i-8k_i-87k_dio.html

I-97K series can used with LP-9x2x, visit to this website:
http://www.icpdas.com/root/product/solutions/remote_io/i-9k_i-97k/i-9k_i-97k_aio.html

XV-board series can used with LP-22xx/52xx, visit to this website:
http://www.icpdas.com/root/product/solutions/hmi_touch_monitor/touchpad/xv-board_selection.html
AM335X-PAC Series User Manual
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Figure 2.7.4-1. Serial port mapping on the LP-9821
version 2.0.1 Page: 44
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