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ST72321 Datasheet(PDF) 127 Page - STMicroelectronics

Part # ST72321
Description  64/44-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC,FIVE TIMERS, SPI, SCI, I2C INTERFACE
PDF  189 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72321 Datasheet(HTML) 127 Page - STMicroelectronics

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I²C BUS INTERFACE (Cont’d)
Table 23. I2C Register Map and Reset Values
Address
(Hex.)
Register
Label
7
6
543
2
1
0
0018h
I2CCR
Reset Value
0
0
PE
0
ENGC
0
START
0
ACK
0
STOP
0
ITE
0
0019h
I2CSR1
Reset Value
EVF
0
ADD10
0
TRA
0
BUSY
0
BTF
0
ADSL
0
M/SL
0
SB
0
001Ah
I2CSR2
Reset Value
000
AF
0
STOPF
0
ARLO
0
BERR
0
GCAL
0
001Bh
I2CCCR
Reset Value
FM/SM
0
CC6
0
CC5
0
CC4
0
CC3
0
CC2
0
CC1
0
CC0
0
001Ch
I2COAR1
Reset Value
ADD7
0
ADD6
0
ADD5
0
ADD4
0
ADD3
0
ADD2
0
ADD1
0
ADD0
0
001Dh
I2COAR2
Reset Value
FR1
0
FR0
1
000
ADD9
0
ADD8
00
001Eh
I2CDR
Reset Value
MSB
0
0
000
0
0
LSB
0



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