upd17072 Renesas Electronics Corporation., upd17072 Datasheet - Page 151

• Manufacturer Part Number: upd17072
• Description: 4-bit Single-chip Microcontroller With Hardware For Digital Tuning System
• Manufacturer: Renesas Electronics Corporation.

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
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