UPD17073 NEC, UPD17073 Datasheet - Page 151

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UPD17073

Manufacturer Part Number
UPD17073
Description
4-BIT SINGLE-CHIP MICROCONTROLLER WITH HARDWARE FOR DIGITAL TUNING SYSTEM
Manufacturer
NEC
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
UPD17073GB-572-1A7-A
Manufacturer:
RENESAS
Quantity:
16 435
IF counter
data register
DBF3
Name
b
15
DBF2
b
14
b
Transfer data
13
Data buffer
b
12
16
b
11
Figure 16-7. Configuration of IF Counter Data Register
b
DBF1
10
2
b
16
9
Valid data
- 1 (FFFFH)
b
8
X
0
Peripheral register
b
7
DBF0
b
6
b
5
b
4
GET can be executed
Nothing changes when PUT is executed
b
3
b
2
b
1
b
0
• FMIF counter
• AMIF counter
Counts the rising edge of the signal input to the
P0D2/AMIFC pin (in AMIF count mode) or
P0D3/FMIFC/AMIFC pin (in AMIF count mode).
Symbol
Counts the rising edge of the signal input to the
P0D3/FMIFC/AMIFC pin (in FMIF count mode) via
a 1/2 divider.
IFC
Peripheral address
Measured value of IF counter
43H
PD17072,17073
151

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