參數(shù)資料
型號: HMS81C2020AQ
廠商: Electronic Theatre Controls, Inc.
英文描述: CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver
中文描述: CMOS單芯片8位微控制器與A / D轉(zhuǎn)換器
文件頁數(shù): 94/107頁
文件大?。?/td> 1482K
代理商: HMS81C2020AQ
HMS81C2012A/2020A
90
SEP. 2004 Ver 2.00
Figure 21-5 Programming Flow Chart
EPROM Enable Delay Time after T
HLD1
T
DLY1
200
nS
EPROM Enable Hold Time in Write Mode
T
HLD2
100
nS
EPROM Enable Delay Time after T
HLD2
T
DLY2
200
nS
CTL2,1 Setup Time after Low Address input and Data input
T
CD1
100
nS
CTL1 Setup Time before Data output in Read and Verify Mode
T
CD2
100
nS
Table 21-2 AC/DC Requirements for Program/Read Mode
START
Set VDD=V
DD1H
Set VPP=V
IHP
Verify blank
First Address Location
EPROM Write
100uS program time
N=1
Verify
Last address
Apply 3x program cycle
Next address location
N
≤ 10
Report
Programming failure
Verify of all address
VDD=6V & 2.7V
Verify
Report
Verify failure
Report
Programming OK
VDD=0V
END
FAIL
PASS
PASS
YES
FAIL
NO
FAIL
YES
PASS
VPP=0V
N=N+1
NO
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