IEI Integration IMB-Q770 - Manual (Page 53)

IMB-Q770 Mic ro -ATX Mo th e rb o a rd
P a g e 37
Figure 3-23: RS-422/485 Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 RXD485# 2 RXD485
3 TXD485 4 TXD485#
Table 3-17: RS-422/485Connector Pinouts
3.2.23 S e ria l P o rt Co n n e c to rs , RS -232
CN La b e l: COM3-6, COM7-10
CN Typ e : 40-pin box header
CN Lo c a tio n : See Figure 3-24
CN P in o u ts : See Table 3-18
Each of these connectors provides RS-232 connections.