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UPD17708 Datasheet(PDF) 124 Page - NEC

Part # UPD17708
Description  4-BIT SINGLE-CHIP MICROCONTROLLERS WITH DEDICATED HARDWARE FOR DIGITAL TUNING SYSTEM
PDF  356 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD17708 Datasheet(HTML) 124 Page - NEC

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µPD17704, 17705, 17707, 17708, 17709
124
Figure 12-9. Configuration of INT3 Pin Interrupt Request Register
Name
Flag symbol
b3
I
N
T
3
b2
0
b1
0
b0
I
R
Q
3
Address
3BH
Read/Write
R/W
INT3 pin
interrupt request
Power-ON reset
WDT&SP reset
CE reset
Clock stop
0
1
Interrupt request not issued
Interrupt request issued
Indicates interrupt request issuance status of INT3 pin
Fixed to “0”
Low level is input
High level is input
Detects status of INT3 pin
0
1
0
0
R
R
0
0
U
U
U
U
U: Undefined, R : Retained



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