UPD77015GC NEC, UPD77015GC Datasheet - Page 10
UPD77015GC
Manufacturer Part Number
UPD77015GC
Description
16 bits/ Fixed-point Digital Signal Processor
Manufacturer
NEC
Datasheet
1.UPD77015GC.pdf
(60 pages)
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1. PIN FUNCTIONS
1.1 Pin Functions
10
V
GND
X1
X2
CLKOUT
RESET
INT4 - INT1
DD
• Power supply
• System control
• Interrupt
Symbol
Symbol
Symbol
11, 21, 31, 37, 43, 56, 69,
86, 97
10, 20, 30, 36, 42, 55, 68,
83, 96
85
84
87
1
2 - 5
Pin No.
Pin No.
Pin No.
I/O
I/O
I/O
O
–
–
_
I
I
I
+3V power supply
Ground
Clock input / crystal connection pin
• The clock signal is connected to X1, when using external
Crystal connection pin
• X2 should be left open when using external clock for
Internal system clock output
Internal system reset signal input
Maskable external interrupt input
• Falling edge detection
system clock.
clock for system clock.
PD77015, 77017, 77018
Function
Function
Function
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