參數(shù)資料
型號: T89C51RD2-SMWI-M
廠商: Atmel Corp.
英文描述: 0 to 40MHz Flash Programmable 8-bit Microcontroller
中文描述: 0至40MHz可編程閃存8位微控制器
文件頁數(shù): 29/170頁
文件大小: 1927K
代理商: T89C51RD2-SMWI-M
29
A/T89C51CC01
4129L–CAN–08/05
Figure 14.
External Data Read Waveforms
Notes:
1.
RD
signal may be stretched using M0 bit in AUXR register.
2. When executing MOVX @Ri instruction, P2 outputs SFR content.
Figure 15.
External Data Write Waveforms
Notes:
1.
WR
signal may be stretched using M0 bit in AUXR register.
2. When executing MOVX @Ri instruction, P2 outputs SFR content.
ALE
P0
P2
RD 1
DPL or Ri
D7:0
DPH or P22
P2
CPU Clock
ALE
P0
P2
WR
1
DPL or Ri
D7:0
P2
CPU Clock
DPH or P22
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