C868_02 Datasheet, PDF (85/244 Pages) Infineon Technologies AG – 8 - Bit CMOS Microcontroller

C868
On-Chip Peripheral Components
compare-match
2
2
1
1
0
1
0
T12clk
compare-match
T12
2
2
1
1
0
1
0
CDIR
1
0
1
0
STE12
1
active
2
passive
T12 shadow transfer
1
active
0
CC6x
compare
state
T12 shadow transfer
Figure 4-19 Switching Example for Duty Cycles near to 100%
T12P+1
T12P
T12P-1
compare-match
0
1
T12clk
T12P+1
T12
T12P
T12P-1
compare-match
0
1
CDIR
1
0
1
0
STE12
T12P-1
passive
T12P
active
T12 shadow transfer
T12P
passive
T12P+1
CC6x
active
compare
state
T12 shadow transfer
Figure 4-20 Switching Example for Duty Cycles near to 0%
4.7.1.8 Dead-time Generation
The generation of (complementary) signals for the highside and the lowside switches of
one power inverter phase is based on the same compare channel. For example, if the
User’s Manual
4-41
V 0.4, 2002-01