Xerox WorkCentre Pro 412 Service Manual page 57

Ball No Pin No
C4 227
B3 228
B2 229
A2 230
C3 231
2) RISC microprocessor pin & interface (CIP4)
No Pin Name
1 GND2
2 NTEST
3 TM
4 TEST1
5 GND17
6 TEST2
7 XDACK1
8 XDREQ1
9 VDD1
10 XDACK2
11 XDREQ2
12 XDACK3
13 XDREQ3
14 nRESET
15 CLK_OUT
16 GND3
17 XP
18 XPOUT
19 GNDD16
20 FILTER*
21 GND1
22 VDDA9,VDDD9
23 GND24,GND33
24 RTC_XO
25 RTC_XI
26 VDD8,VDD18
27 IRQ
28 nCS
29 GND4
30 nRD
31 nWR
32 BA1
WorkCentre Pro 412, FaxCentre F12 &
WorkCentre M15/M15i
Pin Name I/O
SD7 I/O
SD4 I/O
SD1 I/O
SD0 I/O
SD2 I/O
I/O Description
P Vss Supply
I Nand Tree Test Mode Selection
I Global Test Mode Selection
I Test Mode Selection 1
P Vss Supply
I Test Mode Selection 2
I DMA Acknowledge Signal 1
O DMA Request Signal 1
P Vdd Supply
I DMA Acknowledge Signal 2
O DMA Request Signal 2
I DMA Acknowledge Signal 3
O DMA Request Signal 3
I Global Reset
O PLL Clock Out
P Vss Supply
I Clock Oscillation Input
O Clock Oscillation Output
P Vss Supply
O PLL Filter Pump Out
P Vss Supply
P Vdd Supply
P Vss Supply
O RTC Clock Oscillation Output
I RTC Clock Oscillation Input
P Vdd Supply
O Interrupt Request Signal
I CIP4 Chip Select
P Vss Supply
I CIP4 CPU Read Control
I CIP4 CPU Write Control
I Bank Address Bus [1]
Description
SDRAM Bus Data[7]
SDRAM Bus Data[4]
SDRAM Bus Data[1]
SDRAM Bus Data[0]
SDRAM Bus Data[2]
3/03
Circuit Description
PAD
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
Pad Type Current drive
vss2i -
pticd -
pticd -
pticd -
vss3op -
pticd -
ptis -
phob4 4mA
vdd2i -
ptis -
phob4 4mA
ptis -
phob4 4mA
ptis -
phob12 12mA
vss2i -
phsoscm26 10~40MHz
phsoscm26 10~40MHz
vss2t_abb -
poar50_abb -
vbb_abb -
vdd2t_abb -
vss3t_abb -
poar50_abb -
piar50_abb -
vdd3t_abb -
phob4 4mA
ptis -
vss2i -
ptis -
ptis -
ptis -
5-19