
81
3706C–MICRO–2/11
AT89LP3240/6440
Figure 13-12. Multi-Phasic PWM Output Stage
Figure 13-13. Three-Phase Mode with Channel B Disabled
Table 13-6.
Summary of Multi-Phasic Modes
PHS
2-0
Mode
Behavior
PHSD = 0
PHSD = 1
000
Off
Normal Operation (all channels active at all times)
001
1:2
010
1:3
011
1:4
100
2:4
ABAB
→→→
BABA
→→→
AB
CABC
→→ →→→
CBACBA
→→→ → →
ABCDABCD
→→ → →→→ →
DCBADCBA
→ →→→ → → →
ABA
B
→→→
CDC
D
→→ →
BAB
A
→→→
DCD
C
→→ →
CCA
EN
1
CCB
EN
0
CCC
EN
1
CCD
EN
1
PH
S
D
PH
S
D
PHS = 001B
CCA
EN
1
CCB
EN
0
CCC
EN
0
CCD
EN
1
PH
S
D
PH
S
D
PHS = 010B
CCA
EN
1
CCB
EN
0
CCC
EN
0
CCD
EN
0
PH
S
D
PH
S
D
PHS = 011B
CCA
EN
1
CCB
EN
0
CCC
EN
1
CCD
EN
0
PH
S
D
PH
S
D
PHS = 100B
PH
S
D
PH
S
D
CCA
CCB
CCC
PHSD
PHS = 010B, CCB disabled