CCU3000 Datasheet, PDF (75/77 Pages) Micronas – Central Control Unit

02D7H
Bit
7
6
5
4
3
2
1
0
I²C/IM Bus Status
Reset
Read
0
x
0
I²C OR’D ACK
0
I²C ADDR–ACK
0
I²C Data–ACK
0
Bus busy
0
WR FIFO half full
0
RD FIFO empty
0
x
02D8H
Bit
7 to 0
IM Bus Start Cycle
Reset
Read
x
x
02D9H
Bit
7 to 0
IM Bus Resume Cycle
Reset
Read
x
x
02DAH
Bit
7 to 0
IM Bus Termination Cycle
Reset
Read
x
x
02DBH
Bit
7
I²C/IM Bus Prescaler
Reset
Read
1
x
6 to 0
0
x
CCCCUU33000000-I,, CCCCUU 33000001--II
CCU 3001, CCU 3001-I
Write
x
x
x
x
x
x
x
x
Write
IM bus start–(address)–data
Write
IM bus resume data
Write
IM bus terminal data
Write
select I²C_CLK2 on IM1_ID /
select I²C_CLK1 on IM1_CLK
f_IMI2C = f_OSC / (4*n) for n>1
f_IMI2C = f_OSC / 6 for n=1
f_IMI2C not running for n=0
MICRONAS INTERMETALL
75