IEI Integration NANO-HM650 - Manual (Page 45)

NANO-HM650 EP IC S BC
P a g e 30
3.2.18 S e ria l P o rt Co n n e c to rs (RS -232)
CN La b e l: COM1, COM2
CN Typ e : 10-pin header
CN Lo c a tio n : See Figure 3-19
CN P in o u ts : See Table 3-16
These connectors provide RS-232 communications.
Figure 3-19: COM Connector Pinout Locations
P IN NO. DES CRIP TION P IN NO. DES CRIP TION
1 NDCD1/2 2 NRXD1/2
3 NTXD1/2 4 NDTR1/2
5 GND 6 NDSR1/2
7 NRTS1/2 8 NCTS1/2
9 NRI1/2 10 GND
Table 3-16: COM Connector Pinouts
3.2.19 S e ria l P o rt Co n n e c to r (RS -422/485)
CN La b e l: COM4
CN Typ e : 4-pin wafer
CN Lo c a tio n : See Figure 3-20
CN P in o u ts : See Table 3-17