Registers Of I C Interface - Fujitsu MB91150 Series Hardware Manual

2
CHAPTER 16 I C INTERFACE
16.3 Registers of I
Figure 16.3-1 "Registers of I
I Registers of the I 2
C interface
Address
Bit15
0000_0120 BER
H
R/W
R/W: Can be read and written
Address
Bit7
0000_0121
BB
H
R
R: Read Only
Address
Bit15
−
0000_0122
H
−
R/W: Can be read and written
Address
Bit7
−
0000_0123
H
−
R/W: Can be read and written
Address
Bit7
0000_0125
D7
H
R/W
R/W: Can be read and written :
350
2
C Interface
2
C Interface" lists the registers of the I2C interface.
Figure 16.3-1 Registers of I
Bit14 Bit13 Bit12 Bit11
BEIE SCC MSS ACK
R/W R/W R/W
Bit6 Bit5 Bit4 Bit3
RSC AL LRB TRX
R R R
Bit14 Bit13 Bit12 Bit11
A6 A5 A4
R/W R/W R/W
Bit6 Bit5 Bit4 Bit3
−
EN CS4 CS3
−
R/W R/W
Bit6 Bit5 Bit4 Bit3
D6 D5 D4
R/W R/W R/W
2
C interface
Bit10 Bit9 Bit8
GCAA INTE INT
R/W R/W R/W R/W
Bit2 Bit1 Bit0
AAS GCA FBT
R R R
Bit10 Bit9 Bit8
A3 A2 A1 A0
R/W R/W R/W R/W
Bit2 Bit1 Bit0
CS2 CS1 CS0
R/W R/W R/W R/W
Bit2 Bit1 Bit0
D3 D2 D1 D0
R/W R/W R/W R/W
Bus control
register (IBCR)
Initial value 00000000
Bus Status
Register (IBSR)
R
Initial value 00000000
Address register
(IADR)
Initial value -XXXXXXX
Clock control
register (ICCR)
Initial value --0XXXXX
Data register
IDAR
Initial value XXXXXXXX
B
B
B
B
B