t6020m ATMEL Corporation, t6020m Datasheet - Page 32

• Manufacturer Part Number: t6020m
• Description: Low-current Microcontroller For Watchdog Function
• Manufacturer: ATMEL Corporation

Timer 2 output mode 1:
Toggle mode B:
Timer 2 output mode 1:
Toggle mode C:
Timer 2 output mode 2:
Duty cycle burst generator 1:
T6020M
32 (54)
Counter 2
Counter 2
Counter 2
Counter 2
Counter 2
DCGO
TOG2
OVF2
Input
INT4
Input
INT4
CMx
CMx
T2O
T2O
T2O
T2O
T2R
T2R
M2
Figure 32. Pulse generator – the timer output toggles with the timer start if the T2TS-bit is set
Figure 33. Pulse generator – the timer toggles with timer overflow and compare match
a Timer 2 compare match toggles the output flip-flop (M2) –> T2O
Figure 34. Carrier frequency burst modulation with Timer 2 toggle flip-flop output
a Timer 2 compare match toggles the output flip-flop (M2) –> T2O
1 2 0 1 2 0 1 2 3 4 5 0 1 2 0 1 2 3 4 5 6 7 8 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5
0
0
by start
Toggle
0
0
0
0
the DCG output signal (DCGO) is given to the output, and gated by the output
flip-flop (M2)
Counter = compare register (=2)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
4095/
4095/
255
255
0
0
1
1
2
2
3
3
4
4
5
5
Rev. A3, 02-Apr-01
6
6
13782
13783
13784