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MB90487PF Datasheet(PDF) 52 Page - Fujitsu Component Limited.

Part # MB90487PF
Description  16-bit Proprietary Microcontroller CMOS
Download  113 Pages
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Manufacturer  FUJITSU [Fujitsu Component Limited.]
Direct Link  http://edevice.fujitsu.com/fmd/en/index.html
Logo FUJITSU - Fujitsu Component Limited.

MB90487PF Datasheet(HTML) 52 Page - Fujitsu Component Limited.

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MB90480/485 Series
52
9.
I2C Interface (MB90485 series only)
The I2C interface is a serial I/O port supporting the Inter IC BUS. Serves as a master/slave device on the I2C bus.
The I2C interface has the following functions.
• Master/slave transmit/receive
• Arbitration function
• Clock synchronization
• Slave address/general call address detection function
• Forwarding direction ditection function
• Start condition repeated generation and detection
• Bus error detection function
(1) Register List
Bus Status Register (IBSR)
Bus control register (IBCR)
Clock control register (ICCR)
Address register (IADR)
Data register (IDAR)
Initial value
000088H
0 0 0 0 0 0 0 0B
Initial value
000089H
0 0 0 0 0 0 0 0B
Initial value
00008AH
- - 0 XXXXXB
Initial value
00008BH
- XXXXXXXB
Initial value
00008CH
XXXXXXXXB
76
5
4
3
2
1
0
BB
RSC
AL
LRB TRX
AAS
GCA
FBT
RR
R
R
R
R
R
R
15
14
13
12
11
10
9
8
BER BEIE SCC
MSS ACK GCAA INTE
INT
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
76
5
4
3
2
1
0
EN
CS4 CS3
CS2
CS1
CS0
R/W
R/W
R/W
R/W
R/W
R/W
15
14
13
12
11
10
9
8
A6
A5
A4
A3
A2
A1
A0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
76
5
4
3
2
1
0
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W


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