MB90F654A FUJITSU [Fujitsu Component Limited.], MB90F654A Datasheet - Page 61

• Manufacturer Part Number: MB90F654A
• Description: 16-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

12. I
(1) Register Configuration
The I
I
• Master/slave transmission/reception
• Arbitration function
• Clock synchronization function
• Slave address/general call address detection function
• Transfer direction detection function
• Start condition repeat generation and detection function
• Bus error detection function
2
C bus. This module has the following features:
I
I
I
I
I
2
2
2
2
2
C bus control register (IBCR)
C bus clock control register (ICCR)
C bus address register (IADR)
C bus data register (IDAR)
2
C bus status register (IBSR)
C Interface
2
C interface is a serial I/O port that supports the Inter-IC bus and operates as a master/slave device on the
R/W
Address : 000080
Address : 000082
Address : 000084
Address : 000081
Address : 000083
—
R
X
: Readable and writable
: Read only
: Unused
: Indeterminate
H
H
H
H
H
bit 15
bit 15
BER
R/W
—
—
bit 7
bit 7
bit 7
R/W
BB
D7
—
—
R
bit 14
BEIE
bit 14
R/W
R/W
A6
RSC
bit 6
bit 6
bit 6
R/W
D6
—
—
R
bit 13
bit 13
SCC
R/W
R/W
A5
R/W
R/W
bit 5
bit 5
bit 5
EN
AL
D5
R
bit 12
bit 12
MSS
R/W
R/W
A4
LRB
CS4
bit 4
bit 4
R/W
bit 4
R/W
D4
R
bit 11
bit 11
ACK
R/W
R/W
A3
TRX
CS3
bit 3
bit 3
R/W
bit 3
R/W
D3
MB90650A Series
R
GCAA INTE
bit 10
bit 10
R/W
R/W
A2
AAS
CS2
R/W
R/W
bit 2
bit 2
bit 2
D2
R
bit 9
R/W
bit 9
R/W
A1
GCA
CS1
R/W
R/W
bit 1
bit 1
bit 1
D1
R
bit 8
INT
R/W
bit 8
R/W
A0
CS0
FBT
bit 0
bit 0
R/W
bit 0
R/W
D0
R
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
- X X X X X X X
X X X X X X X X
- - 0 X X X X X
Initial value
Initial value
Initial value
Initial value
Initial value
B
B
B
B
B
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