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HD64F2145 Datasheet(PDF) 396 Page - Renesas Technology Corp

Part # HD64F2145
Description  Hitachi 16-Bit Single-Chip Microcomputer
PDF  829 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD64F2145 Datasheet(HTML) 396 Page - Renesas Technology Corp

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Rev. 2.0, 08/02, page 356 of 788
15.3.10
Keyboard Comparator Control Register (KBCOMP)
KBCOMP selects the functions of the SCI and A/D converter.
Bit
Bit Name
Initial Value
R/W
Description
7
IrE
0
R/W
IrDA Enable
Specifies SCI_2 I/O pins for either normal SCI or
IrDA.
0: TxD2/IrTxD and RxD2/IrRxD pins function as TxD2
and RxD2 pins, respectively
1: TxD2/IrTxD and RxD2/IrRxD pins function as IrTxD
and IrRxD pins, respectively
6
5
4
IrCKS2
IrCKS1
IrCKS0
0
0
0
R/W
R/W
R/W
IrDA Clock Select 2 to 0
These bits specify the high-level width of the clock
pulse during IrTxD output pulse encoding when the
IrDA function is enabled.
000: B
× 3/16 (B: Bit rate)
001: ø/2
010: ø /4
011: ø /8
100: ø /16
101: ø /32
110: ø /64
111: ø /128
3
2
1
0
KBADE
KBCH2
KBCH1
KBCH0
0
0
0
0
R/W
R/W
R/W
R/W
Bits related to the A/D converter
For details, refer to section 21.3.4, Keyboard
Comparator Control Register (KBCOMP).



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