參數(shù)資料
型號: T83C5101ZZZ-3ZSIL
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 40 MHz, MICROCONTROLLER, PDIP24
封裝: DIP-24
文件頁數(shù): 29/52頁
文件大?。?/td> 701K
代理商: T83C5101ZZZ-3ZSIL
Rev. F - 12 March, 2001
35
T87C5101
T83C5101/02
9.3. EPROM Programming
9.3.1. Set-up modes
In order to program and verify the EPROM or to read the signature bytes, the T87C5101 is placed in specific test
modes (See Figure 12.).
Control and program signals must be held at the levels indicated in Table 17.
9.3.2. Definition of terms
Address and Control Lines: RST, TEST, Port 3
Data Lines:
Port 1
Program Signals:
Vpp, PROG
Table 17. EPROM Set-Up Modes
NA: not applicable
Figure 12. Programming and Verifying Modes Configuration
Mode
RST
TEST
PROG
VPP
P3.7
P3.6
P3.3
P3.2
P3.1
Program Code data
1
0/1
0/
12.75V
1
0
Verify Code data
1
0/1
1
0/1
1
0
Program Encryption Array
Address 0-3Fh
1
0/1
0/
12.75V
1
0
1
0
Read Signature Bytes
1
0
1
0
Program Lock bit 1
1
0/1
0/
12.75V
1
Program Lock bit 2
1
0/1
0/
12.75V
0
1
Program Lock bit 3
NA
Read lock bits
1
0
1
0
1
0
5V
VCC
RST
Vpp
PROG
TEST
TCODE
XTAL1
’1’
4 to 12 MHz
P1
P3
data
’0’ / ’1’
’1’
’0’ / ’1’
5V
VCC
RST
Vpp
PROG
TEST
TCODE
XTAL1
’1’
’0’ / ’1’ / Vpp
4 to 12 MHz
P1
P3
data
’0’ / ’1’
Programming configuration
Verifying configuration
/ ADH / ADL
TCODE = Test code, ADH = address high, ADL = address low
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