Datasheet

ST72321Rx ST72321ARx ST72321Jx
127/193
I²C BUS INTERFACE (Cont’d)
Table 24. I
2
C Register Map and Reset Values
Address
(Hex.)
Register
Label
765 4 3210
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 0 0 0
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
1000
ADD9
0
ADD8
00
001Eh
I2CDR
Reset Value
MSB
000 0 000
LSB
0