Xerox WorkCentre Pro 412 Service Manual page 55

Ball No Pin No
J19 149 nDREQ1 / DQM4 /
J18 150
J17 151
H20 152
H19 153
H18 154
G20 155 nIOCS4 / nSCS3 /
G19 156
F20 157
G18 158
F19 159
E20 160 nDACK1 / DQM5 /
G17 161 nRSTOUT / CLKOUT /
F18 162
E19 163
D20 164
E18 165
D19 166
C20 167
E17 168
D18 169
C19 170
B20 171
C18 172
B19 173
A20 174
A19 175
B18 176
B17 177
C17 178
D16 179
A18 180
A17 181
C16 182
B16 183
A16 184
C15 185
D14 186
WorkCentre Pro 412, FaxCentre F12 &
WorkCentre M15/M15i
Pin Name I/O
I/O
GPO8
VDD_CORE -
nSCS0 O
nSCS2 O
nCAS O
nSCS1 O
O
GPO4
BUSY O
PD0 I/O
SLCT_OUT O
nACK O
O
GPO7
O
GPO0
SA7 O
SA9 O
VDD_USB -
SA10 O
SA12 O
BA0 O
nRAS O
DQM2 O
DQM1 O
BA1 O
DQM0 O
DQM3 O
RREF I/O
VSSL -
VDDL -
VSSB -
DMNS I/O
DPLS I/O
VDD3_USB -
VSSC -
VDDC -
VDDB -
VDD_USB -
UCLK I
VSS_PLL2 -
Description
DMA REQ[1]_n / DQM[4] / GPO[8]
VDD for CORE (1.8V)
SDRAM Bank0 Select_n
SDRAM Bank2 Select_n
SDRAM Column Address Select_n
SDRAM Bank1 Select_n
IO Bank4 / SDRAM Bank3 Select_n /
GPO[4]
Parallel Port Busy
Parallel Port Data[0]
Parallel Port Selection Out
Parallel Port Acknowledge_n
DMA ACK[1]_n / DQM[5] / GPO[7]
Internal Reset_n Out / Internal System
Clock Out / GPO[0]
SDRAM Bus Addr[7]
SDRAM Bus Addr[9]
VDD for USB Hard Macro (1.8V)
SDRAM Bus Addr[10]
SDRAM Bus Addr[120
SDRAM Bus Bank Select Addr[0]
SDRAM Row Address Select_n
SDRAM Bus DQM[2]
SDRAM Bus DQM[1]
SDRAM Bus Bank Select Addr[1]
SDRAM Bus DQM[0]
SDRAM Bus DQM[3]
USB PHY Register Reference
VSS for Deserialisation Flip flops
VDD for Deserialisation Flip flops (1.8V)
VSS for buffers
USB2 DATA-
USB2 DATA+
VDD for USB1.1 FS compliance (3.3V)
VSS for DLL and Xor tree
VDD for DLL and Xor tree (1.8V)
VDD for buffers (1.8V)
VDD for USB Hard Macro (1.8V)
USB PLL Input Clock (12MHz)
VSS for USB PLL
3/03
Circuit Description
PAD
BD8TARP_TC
-
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
B4TR_TC
BD4STRP_FT
B4TR_TC
B4TR_TC
BD8TARP_TC
B8TR_TC
BD8TARP_TC
BD8TARP_TC
-
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
BD8TARP_TC
ANA_FT
-
-
-
ANA_FT
ANA_FT
-
-
-
-
-
TLCHT_TC
-
5-17