
C
URTISS
-W
RIGHT
1
826448 V
ERSION
5 M
ARCH
2015
P
ROPRIETARY
A-15
Table A.3:
P0 Utility Connector Pin Assignments
Wafer
No.
Row G
Signal
Row F
Signal
Row E
Signal
Row D
Signal
Row C
Signal
Row B
Signal
Row A
Signal
1
Vs1_BP12V
Vs1_BP12V
Vs1_BP12V
NC
Vs2_BP12V
Vs2_BP12V
Vs2_BP12V
2
Vs1_BP12V
Vs1_BP12V
Vs1_BP12V
NC
Vs2_BP12V
Vs2_BP12V
Vs2_BP12V
3
Vs3_NC_BP_5V
Vs3_NC_BP_5V
Vs3_NC_BP_5V NC
Vs3_NC_BP_5V Vs3_NC_BP_5V
Vs3_NC_BP_5V
4
SM2_BP_I2C1_SCL SM3_BP_I2C1_DAT GND
-12V_AUX
GND
SYSRST_L
NVMRO
5
GAP_L
GA4_L
GND
3.3V_AUX
GND
SM0_BP_I2C0_SCL SM1_BP_I2C0_DAT
6
GA3_L
GA2_L
GND
+12V_AUX GND
GA1_L
GA0_L
7
TCK
GND
TDO
TDI
GND
TMS
TRST_L
8
GND
REF_CLK_N
REF_CLK_P
GND
BP_AUX_CLK_N BP_AUX_CLK_P
GND
Table A.4:
P0 Utility Connector Signal Definitions
CHAMP-AV8 Signal
Description
Vs1_BP12V
+12V Power; 12V ± 5%, Max Nominal Ripple
≤
240 mV, up to 24 A - Vs1
Vs2_BP12V
+12V Power; 12V ± 5%, Max Nominal Ripple
≤
240 mV, up to 24 A - Vs2
Vs3_NC_BP_5V
No Connect - Vs3
3.3V_AUX
+3.3V Auxiliary Power; 3.3V±5%, Nominal Ripple
≤
30 mV; 1 A max
+12V_AUX
+12V Power; 12V ± 5%, Nominal Ripple
≤
50 mV; 1 A max
-12V_AUX
-12V Power; -12V ± 5%, Nominal Ripple
≤
50 mV; 1 A max
GA4_L:GA0_L; GAP_L
Geographical Address Inputs 0-4 and Parity; Must pull-up to 3.3V on-board.
NVMRO
Non-Volatile Memory Read Only - Active high signal that prevents any non-volatile memory from being
updated; pulled-up to 3.3VAUX on backplane; can only be driven low by backplane.
Note
: this signal does not write-enable the PABS (Permanent Alternate Boot Select) Flash memory.
REF_CLK_P
REF_CLK_N
Differential bussed reference clock; 25 MHz ±100 ppm; 45% to 55% duty cycle; M-LVDS signaling; rise and
fall time > 1 ns; driven by SYS_CON.
SYSRST_L
System Reset; pulled-up to 3.3VAUX on backplane; usually driven by SYSCON but can be driven by any
board in the system.
TCLK, TDO, TDI, TMS, TRST_L
JTAG Signals; TCLK, TDO, and TDI are pulled-up to 3.3V on-board; TRST_L is pulled-down.
BP_AUX_CLK_P
BP_AUX_CLK_N
Differential bussed reference clock; 1 Hz +50 ppm; minimum pulse width of 100 µs; LVDS signaling; rise and
fall time
≥
1 ns; driven by SYS_CON.
SM0_BP_I2C0_SCL,
SM1_BP_I2C0_DAT
System management I
2
C bus number 1.
SM2_BP_I2C1_SCL,
SM3_BP_I2C1_DAT
System management I
2
C bus number 2.
NC
No connect.
GND
Ground signals as defined in VITA 46.0.
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