GMS36 Datasheet, PDF (94/109 Pages) Hynix Semiconductor – 4-BIT SINGLE CHIP MICROCOMPUTERS

Chapter 9. EPROM
CHAPTER 9. EPROM
MODE Define
Item
Device operation
Mode setting
User mode
Exact User pgm
K3~ K0 = 0 ~ 3V
Vcc=3V
EPROM read mode
Address in, Data out
K1~0=01/10 Vcc=5.5V
1Byte PGM Write & Verify
Lock bit Write mode
Lock bit Read mode
Address in, Data in
Data out
Lock bit write
Lock bit out (to D5 port)
K3 =12.5V
K1~0=01/10
K2 = Vcc
Vcc=5.5V
K1~0=01/00 _Vcc=5.5V,
K1~0=01/01 ^{(Default : unlock)}
Reset mode
System reset before
all test
K2 = 0V
-
-
* Mode setting (K1~0=01/10) means the serial input by 2bits.
Port Define for GMS36XXXT
 (SURP 0RGH
8VHU 0RGH
 *1'
 &ORFN



 00
 00
 5HVHW
 933



*1' ^
26& ^
26& ^
' 
' 
. 
. 
. 
. 
5 
5 
5 
3,1
*067 
 8VHU 0RGH
(SURP 0RGH
 9''
 5(0287
 9''

 3*1'

 '

 '
 '
 '
 '
 '
 '
 '

 /RFN GDWD RXW
 $G$G
 $G$G  'D'D
 $G$G  'D'D
 $G$G  'D'D
 $G$G  'D'D
 5

 *1'
*1' 
 &ORFN
26& 
 26& 
 00
. 
 00
. 
 5HVHW
. 
 933
. 

5 

5 

5 
3,1
*067 
 9''
 9''
 5(0287 
 3*1'
 '
 '
 '
 '
 '
 _'

 /RFN GDWD RXW
 $G$G
 $G$G  'D'D
 $G$G  'D'D
 $G$G  'D'D
 $G$G  'D'D
 5

 *1'
*1' 
 &ORFN
26& 
 26& 
 00
 00
 5HVHW
. 
. 
. 
 933
. 
 'D'D  $G$G
' 
3,1
*067 
 9''
 9''

5(0287 
 3*1'
 '
 '
 '
 '

'

 /RFN GDWD RXW
 $G$G
 $G$G  'D'D
 $G$G  'D'D
 $G$G  'D'D
3RUW 1DPH
8VHU 0RGH
(3520 0RGH
9''*1'
3*1'
26&
5HPRXW
.
.
.
.
'
'
'
'
'
'
'
'
'
'
5
5
5
5
3RZHU
3RZHU
3JQG 9
&ORFN

&ORFN
5HPRXW
., QSXW
., QSXW

0RGH VHWWLQJ
5HDG  :ULWH &RQWURO
$GGUHVV  'DWD &RQWURO
., QSXW
5HVHW
., QSXW
'2XWSXW
933 9
$G $G 'D 'D
'2XWSXW
'2XWSXW
$G $G
$G $G
'D 'D
'D 'D
'2XWSXW $G $G 'D 'D
'2XWSXW $G $G
'2XWSXW
/RFN GDWD RXWSXW
'2XWSXW

'2XWSXW

'2XWSXW

'2XWSXW

5,2

5,2

5,2

5,2

9-1