參數(shù)資料
型號: ZTB500E
廠商: Electronic Theatre Controls, Inc.
英文描述: 4-BIT SINGLE CHIP MICROCOMPUTERS
中文描述: 4位單片機(jī)微機(jī)
文件頁數(shù): 42/49頁
文件大?。?/td> 328K
代理商: ZTB500E
4 - 11
Port define
NMOS open drain I/O
in EPROM mode
* Undefined ports in this table are N.C (No Connection)
Port Name
VDD
RESETB
OSC1
K0
K1
K2
K3
User Mode
3.0V
Reset (0, 3.0V)
Clock input
K0(Input)
K1(Input)
K2(Input)
K3(Input)
EPROM Mode
6.0V
Vpp (0, 12.5V)
Clock input
Read / Write Control
Address / Data Control
D0
D1
D2
D3
D4
D5
D0(Output)
D1(Output)
D2(Output)
D3(Output)
D4(Output)
D5(Output)
A0
A5
Da0
Da4
Lock bit output
GND
0V
A1
A6
Da1
Da5
A2
A7
Da2
Da6
A3
A8
Da3
Da7
A4
A9
-
-
Programming data
Device Name
GMS34004TK
ROM Size
512bytes
Blank data
(HEX)
FF
Lock bit
Yes
Device address
0000 ~ 01FF
File address
0000 ~ 01FF
GMS34112TK
1,024bytes
FF
Yes
0000 ~ 03FF
0000 ~ 03FF
GMS34140TK
1,024bytes
FF
Yes
0000 ~ 03FF
0000 ~ 03FF
- If lock bit is set, the EPROM of the device can not be read, because output is always FF.
- Input file : Intel Hexa format ( *.RHX )
Chapter 4. EPROM
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