參數(shù)資料
型號: T48C893-TKQ
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: The multiple times programmable (MTP) version for the MARC4 ROM types
中文描述: 4-BIT, FLASH, 4 MHz, MICROCONTROLLER, PDSO20
封裝: SSO-20
文件頁數(shù): 36/82頁
文件大小: 638K
代理商: T48C893-TKQ
T48C893
Rev. A4, 22-Jan-02
36 (82)
Timer 2 output mode 1:
Toggle mode B:
a Timer 2 compare match toggles the output flip-flop (M2)
> T2O
4
0
0
0
1
2
3
5
6
7
4
0
1
2
3
5
6
Input
Counter 2
T2R
Counter 2
CMx
INT4
T2O
13782
Toggle
by start
T2O
4095/
255
Figure 36. Pulse generator
the timer output toggles with the timer start if the T2TS-bit is set
Timer 2 output mode 1:
Toggle mode C:
a Timer 2 compare match toggles the output flip-flop (M2)
> T2O
4
0
0
0
1
2
3
5
6
7
4
0
1
2
3
5
6
Input
Counter 2
T2R
Counter 2
CMx
OVF2
INT4
13783
T2O
4095/
255
Figure 37. Pulse generator
the timer toggles with timer overflow and compare match
Timer 2 output mode 2:
Duty cycle burst generator 1:
the DCG output signal (DCGO) is given to the output, and gated by the output
flip-flop (M2)
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
DCGO
Counter 2
TOG2
M2
T2O
Counter = compare register (=2)
13784
Figure 38. Carrier frequency burst modulation with Timer 2 toggle flip-flop output
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