UPD77018A NEC, UPD77018A Datasheet - Page 4

• Manufacturer Part Number: UPD77018A
• Description: 16 bits/ Fixed-point Digital Signal Processor
• Manufacturer: NEC

4
FUNCTIONAL PIN GROUPS
Serial Interface #1
Serial Interface #2
Host Interface
Ports
(4)
(2)
(8)
SO1
SORQ1
SOEN1
SCK1
SI1
SIEN1
SIAK1
SO2
SOEN2
SCK2
SI2
SIEN2
P0 - P3
HCS
HA0, HA1
HRD
HRE
HWR
HWE
HD0 - HD7
GND
+3 V
V
DD
TCK, TDI, TMS
DA0 - DA13
TDO, TICE
HOLDRQ
HOLDAK
D0 - D15
CLKOUT
RESET
BSTB
WAIT
MWR
MRD
INT1
INT2
INT3
INT4
X / Y
X1
X2
(14)
(16)
(2)
(3)
PD77018A, 77019
Interrupts
Debugging
Interface
Data Bus
Control
External
Data
Memory