IEI Integration ECN-680A-H61 - Manual (Page 63)

ECN-680A-H61 Em b e d d e d S ys te m
P a g e 49
41 N/C 42 N/C
43 N/C 44 N/C
45 N/C 46 N/C
47 N/C 48 1.5V
49 N/C 50 GND
51 N/C 52 VCC3
Table 4-6: PCIe Mini Card Slot Pinouts
4.2.6 RS -232 S e ria l P o rt Co n n e c to rs
CN La b e l: COM2, COM3
CN Typ e : 10-pin header
CN Lo c a tio n : See Figure 4-8
CN P in o u ts : See Table 4-7
The 10-pin serial port connector provides one RS-232 serial communications channel.
The COM serial port connector can be connected to an external RS-232 serial port device.
Figure 4-8: RS-232 Serial Port Connector Location
Pin Description Pin Description
1 -NDCD2 6 -NCTS2
2 -NDSR2 7 -NDTR2
3 NSIN2 8 -XRI2
4 -NRTS2 9 GND