參數(shù)資料
型號: MC68HC05F8B
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDIP56
封裝: SDIP-56
文件頁數(shù): 99/126頁
文件大?。?/td> 736K
代理商: MC68HC05F8B
MOTOROLA
8-4
MC68HC05F8
MANCHESTER ENCODER/DECODER
8
Figure 8-2 Logic Flow of Encoder Hardware Operation
IDLE
NCE=1?
Write to Encode Data
register?
ENCOOUT Hi Z
→ Low Level
(Sync with internal transmit clock)
STANDBY
2 bits - Time Delay
Move data from Encode register to encode shift Register
NCF 0
→ 1 and generate INT if NIE=1
Generate 2 SYNC bits
Encode data in the
Encode register and output
Generate trailing bit
Generate 2 bits pause
NCE=0?
Encode register empty?
NCC 0
→ 1
Generate INT if CIE=1
ENCOOUT Hi Z
N
Y
N
Y
N
Y
(NCM=1?)
NCE=0, NIE=0,
NCM=1, NCC=1
ENCOOUT pin Hi Z
TPG
72
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