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NX-HD10
UPD703100AGJ-33 (IC940) : MOS
1. Pin layout
144
1
36
37
2. Block diagram
NMI
INTP100-INTP103,
INTP110-INTP113,
INTP120-INTP123,
INTP130-INTP133,
INTP140-INTP143,
INTP150-INTP153
TO100, TO101,
TO110, TO111,
TO120, TO121,
TO130, TO131,
TO140, TO141,
TO150, TO151
TCLR10-TCLR15
TI10-TI15
SO0/TXD0
SI0/RXD0
SCK0
SO1/TXD1
SI1/RXD1
SCK1
SO2
SI2
SCK2
SO3
SI3
SCK3
ANI0-ANI7
AV
REF
AV
SS
AV
DD
ADTRG
1-32
~
109
108
73
~
72
INTC
RPU
RAM
4k
bytes
SIO
UART0/CSI0
BRG0
UART1/CI11
BRG1
CSI2
BRG2
CSI3
ADC
CPU
Command
cue
Multiplier
(32 32
64)
PC
Barrel
shifter
System
resister
ALU
General resister
(32 bits 32)
Port
HLDRQ
BCU
HLDAK
CS0-CS7 / RAS0-RAS7
IOWR
IORD
REFRQ
DRAMC
BCYST
WE
RD
OE
Page ROM
UWR / UCAS
controler
LWR / LCAS
WAIT
A0-A23
D0-D15
DMAC
DMARQ0-DMARQ3
DMAAK0-DMAAK3
TC0-TC3
CKSEL
CLKOUT
X1
CG
X2
CV
DD
CV
SS
System
MODE0-MODE3
controler
RESET
V
DD
V
SS
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