TTP259
TonTouchTM
Preliminary
IICSTS[223H]: IIC status register [R/W], default value [0001]
Register
Bit Name
Read/Write
Bit3
MAASF
R/W
Bit2
MBB
R
Bit1
Bit0
TXACK
R
SRWB
R
TXACK: receive master acknowledge. (0: master don’t send acknowledge;
1: master send acknowledge)
SRWB: IIC slave read or write select. (0: write data to slave; 1: read data
from slave)
MBB: IIC bus busy flag. (0: IIC bus idle; 1: IIC bus busy)
MAASF: IIC slave address match flag. (0: not match; 1: match(must clear
by software))
IICDATL[224H]: IIC data low nibble register [R/W], default value [xxxx]
Register
Bit Name
Read/Write
Bit3
DAT3
R/W
Bit2
DAT2
R/W
Bit1
DAT1
R/W
Bit0
DAT0
R/W
DAT3~DAT0: IIC low nibble data.
IICDATH[225H]: IIC data high nibble register [R/W], default value [xxxx]
Register
Bit Name
Read/Write
Bit3
DAT7
R/W
Bit2
DAT6
R/W
Bit1
DAT5
R/W
Bit0
DAT4
R/W
DAT7~DAT4: IIC high nibble data.
IICRDATL0[226H]: IIC fast read data low nibble register 0 [R/W], default value [0000]
Register
Bit Name
Read/Write
Bit3
RDAT03
R/W
Bit2
RDAT02
R/W
Bit1
RDAT01
R/W
Bit0
RDAT00
R/W
RDAT03~RDAT00: IIC fast read low nibble data 0.
IICRDATH0[227H]: IIC fast read data high nibble register 0 [R/W], default value [0000]
Register
Bit Name
Read/Write
Bit3
RDAT07
R/W
Bit2
RDAT06
R/W
Bit1
RDAT05
R/W
Bit0
RDAT04
R/W
RDAT07~RDAT04: IIC fast read high nibble data 0.
2015/05/25
Page 44 of 81
Ver: 1.1
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