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UPD17232 Datasheet(PDF) 69 Page - NEC

Part # UPD17232
Description  4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
PDF  92 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD17232 Datasheet(HTML) 69 Page - NEC

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Data Sheet U14360EJ1V0DS00
µPD17230, 17231, 17232, 17233, 17234, 17235, 17236
69
Figure 11-1. Register Files (2/2)
Column
Address
Row
Address
89ABCDEF
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
Bit 3
Bit 2
Bit 1
Bit 0
0
1
2
3
0
0
0
0
0
0
0
0
0
0
0
P
0
0
0
1
0
0
0
INT
0
0
0
IRQTM
0
0
0
IEG
0
IPBTM
IP
IPTM
0
0
0
0
0
0
0
IRQ
0
0
0
0
0
0
0
IRQBTM
Note
On reset
P: When INT pin is high level, 1 or when INT pin is low level, 0.
Table 11-3. Peripheral Hardware
Name
Address
Valid Bit
Description
TMC
05H
8
Timer count register
TMM
06H
8
Timer modulo register
NRZLTMM
03H
8
Low-level timer modulo register for NRZ
NRZHTMM
04H
8
High-level timer modulo register for NRZ
AR
40H
16
Address register



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