參數(shù)資料
型號： M44C090-H
廠商： ATMEL CORP
元件分類： 微控制器/微處理器
英文描述： Low-Current Microcontroller for Wireless Communication
中文描述： 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20
封裝： SSO-20
文件頁數(shù)： 33/63頁
文件大?。?/td> 503K
代理商： M44C090-H
M44C890
M44C090
Rev.A4, 14-Dec-01
33 (63)
Timer 2 output mode 3:
Duty-cycle burst generator 2:
the DCG output signal (DCGO) is given to the output, and gated by the SSI internal
data output (SO)
1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1
DCGO
Counter 2
TOG2
SO
T2O
Counter = compare register (=2)
13785
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10
Bit 11
Bit 12
Bit 13
Figure 38. Carrier frequency burst modulation with the SSI data output
Timer 2 output mode 4:
Biphase modulator:
Timer 2 modulates the SSI internal data output (SO) to Biphase code.
TOG2
SC
SO
T2O
0
0
0
0
0
0
1
1
0
1
0
1
1
1
1
1
8-bit SR-Data
Bit 7
Bit 0
13786
Data: 00110101
Figure 39. Biphase modulation
Timer 2 output mode 5:
Manchester modulator:
Timer 2 modulates the SSI internal data output (SO) to Manchester code
TOG2
SC
SO
T2O
0
0
0
0
0
1
1
0
1
0
1
1
1
1
1
8-bit SR-Data
Bit 7
0
Bit 0
13787
Bit 7
Bit 0
Data: 00110101
Figure 40. Manchester modulation
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