Xerox Phaser 3117 Service Manual page 26

3.2.3.2 Jupiter4E Internal Block Diagram
TMS
ARM CORE
TCK
( ARM940T
TDI
I / C 4 KB
TDO
D/ C 4 KB )
nTRST
TIC
PVC
PPD[7:0]
nSTROBE,
nINIT,
nSLCTIN,
nAUTOFD
PPI
PDE,
BUSY,
nACK,
SELECT,
PERROR,
nFAULT
RXD1-0
UART
TXD1-0
D+
D-
USB CORE
( USB1.1 )
Dpullup
VBUS
INT C
T CU
GPIO4-0
GPO27-0
M I SC
TEST
OM2-0
nRESET
XI
PL L
XO
( pll 2096x, pll 2073x)
CAP2-0
CL OCK & RESET
SCLK
EXTCLK
x
AHBC
( ARB, DEC, MUX)
A
H
B
A
H
B
A
APB
P
BRI DGE
B
System Overview
SCL
SDA
FL ASH CO RE
PROGRAM
( mfl130_128Kx32 )
ENEXHV
EXHV
DC2-0
nSRAS
nSCAS
SDRAMC nSCS
DQM1-0
( EXT : 2 CH)
BA1-0
SCKE
ADDR18-0
ADDR /DATA
DATA15-0
BUS M U X
nSWE/nWE
nIOCS1-0
nIOCS2_WE
IOC ( 3 CH)
nIOCS2_OE
/ ROMC (1 CH)
nIOCS_ALL
nROMCS
nOE
nLREADY
nHSYNC
VDO
LSUCLK
L SUC
SHPERIOD
( dac1264x_1455)
nLDON
DACOUT
BLDC_CLK
ADC INTERFACE
ADCIN3-0
( adc1275x_pc)
PWM3-0
PW M
MOTPAT5-0
M O T O R C
Service Manual
3-13