Z51F3220FNX Datasheet, PDF (139/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
Repeat Mode(T2MS = 11b) and "Start High"(T2POL = 0b).
Set T2EN
Clear and Start
Timer 2 clock
Counter
X
0
1
2
3
4
5
6
7
8
T2ADRH/L M
T2 Interrupt
1. T2BDRH/L(5) < T2ADRH/L
PWM2O
2. T2BDRH/L >= T2ADRH/L
PWM2O
3. T2BDRH/L = "0000H"
PWM2O _{Low Level}
B Match
M-1 M 0 1 2 3
A Match
A Match
A Match
One-shot Mode (T2MS = 10b) and "Start High"(T2POL = 0b).
Set T2EN
Clear and Start
Timer 2 clock
Counter
X
0
1
2
3
4
5
6
7
8
T2ADRH/L M
T2 Interrupt
1. T2BDRH/L(5) < T2ADRH/L
PWM2O
2. T2BDRH/L >= T2ADRH/L
PWM2O
3. T2BDRH/L = "0000H"
PWM2O _{Low Level}
B Match
M-1 M
0
A Match
A Match
A Match
Figure 11.28 16-Bit PPG Mode Timming chart for Timer 2
PS029902-0212
PRELIMINARY
136