参数资料
型号: MB90F489BPMC
厂商: FUJITSU LTD
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 25 MHz, MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, 1.70 MM HEIGHT, 0.50 MM PITCH, PLASTIC, LQFP-100
文件页数: 78/124页
文件大小: 3283K
代理商: MB90F489BPMC
MB90480B/485B Series
DS07-13722-11E
57
9.
I2C Interface (MB90485B 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 detection 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
00000000B
Initial value
000089H
00000000B
Initial value
00008AH
--0XXXXXB
Initial value
00008BH
-XXXXXXXB
Initial value
00008CH
XXXXXXXXB
76
5
4
3
21
0
BB
RSC
AL
LRB TRX
AAS
GCA
FBT
RR
R
15
14
13
12
11
10
9
8
BER BEIE SCC
MSS ACK GCAA INTE
INT
R/W
76
5
4
3
21
0
EN
CS4CS3
CS2CS1CS0
R/W
15
14
13
12
11
10
9
8
A6
A5
A4
A3
A2
A1
A0
R/W
76
5
4
3
21
0
D7
D6
D5
D4
D3
D2
D1
D0
R/W
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