Connector And Header Designations - GE CPCI3UX606 Hardware Reference Manual

1.2 Connector and Header Designations

Publication No. CPCI3UX606-HRM/1
Table 1-1 Headers
PCB Male Header ID Function
BIT_FAIL open-drain output/
E1
USB power
E2 RTC_STDBY input
E3
Push-button reset
E4
Flash protection unlock link
E5
COM1 RS422 input termination
E6
COM2 RS422 input termination
a. Function depends on the build option selected.
b.A push-button reset switch can be connected across these pins.
c. Not available on Rev 1 boards.
d.120 Ω termination selected when pins linked.
CAUTION
Do not fit a jumper across the E1 pins. If a build option that provides USB has been selected, linking
these pins will short USB_PWR to ground, which may cause damage to the IMP3A.
Figure 1-2 RS422/485 Signal Definition
a
b
c
d
b
Pin Signal
1 USB_PWR
2 GND
1 RTC_STDBY
2 GND
1 PRST#
2 GND
1 FLASH_WE#
2 GND
1 COM1_RXD_A
2 COM1_RXD_B
1 COM2_RXD_A
2 COM2_TERM
CPCI3UX606 5