HD64F2149 Datasheet, PDF (909/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

KBCOMP—Keyboard Comparator Control Register H'FEE4 IrDA/Expansion A/D
Bit
7
6
5
4
3
2
1
0
IrE IrCKS2 IrCKS1 IrCKS0 KBADE KBCH2 KBCH1 KBCH0
Initial value
0
0
0
0
0
0
0
0
Read/Write R/W
R/W R/W
R/W R/W R/W
R/W R/W
Bit 3: Keyboard A/D enable
Bits 2 to 0: Keyboard A/D channel select 2 to 0
Bit 3 Bit 2 Bit 1 Bit 0 _{A/D converter}
KBADE KBCH2 KBCH1 KBCH0 ^{channel 6 input}
0
—
—
—
AN6
1
0
0
0
CIN0
1
CIN1
1
0
CIN2
1
CIN3
1
0
0
CIN4
1
CIN5
1
0
CIN6
1
CIN7
A/D converter
channel 7 input
AN7
CIN8
CIN9
CIN10
CIN11
CIN12
CIN13
CIN14
CIN15
IrDA Clock select 2 to 0
0
0
0
1
1
0
1
1
0
0
1
1
0
1
B × 3/16 (3/16 of the bit rate)
ø/2
ø/4
ø/8
ø/16
ø/32
ø/64
ø/128
IrDA enable
0 The TxD2/IrTxD and RxD2/IrRxD pins function as TxD2 and RxD2
1 The TxD2/IrTxD and RxD2/IrRxD pins function as IrTxD and IrRxD
875