Table of Contents
Chapter 4
EPROM
.................................................................................................4-1
GMS34004TK/34112TK/34140TK
.........................................................4-1
Mode Define
.....................................................................................4-1
Port Define
.......................................................................................4-2
Programming Data
...........................................................................4-2
Write/Read Data Conversion
............................................................4-3
Checksum .........................................................................................4-3
Programming Control ........................................................................4-3
Programming DC Specification .........................................................4-3
EPROM read mode(1/2)
...................................................................4-4
EPROM read mode (2/2)
..................................................................4-4
EPROM write mode (1/2) ..................................................................4-5
EPROM write mode (2/2) ..................................................................4-5
Lock bit write mode (1/2)
..................................................................4-6
Lock bit write mode (2/2)
..................................................................4-6
Lock bit read mode (1/2)
..................................................................4-7
Lock bit read mode (2/2)
..................................................................4-7
GMS34004T/112T/140T (Pin assignment & Package) .....................4-8
EPROM (KHz) mode .........................................................................4-9
EPROM write only mode
..................................................................4-9
GMS34004TK/34112TK/34140TK
.............................................................4-10
Mode Define .....................................................................................4-10
Port Define ........................................................................................4-11
Programming Data ...........................................................................4-11
Write/Read Data Conversion ............................................................4-12
Checksum ........................................................................................4-12
Programming Control ......................................................................4-12
Programming DC Specification ........................................................4-12
EPROM read mode(1/2) ...................................................................4-13
EPROM read mode (2/2) ...................................................................4-13
EPROM write mode (1/4) ..................................................................4-14
EPROM write mode (2/4) ..................................................................4-14
EPROM write mode (3/4) ..................................................................4-15
EPROM write mode (4/4) ..................................................................4-15
Lock bit write mode (1/3) ..................................................................4-16
Lock bit write mode (2/3) ..................................................................4-16
Lock bit write mode (3/3) ..................................................................4-16
Lock bit read mode (1/2) ..................................................................4-18
Lock bit read mode (2/2) ..................................................................4-18
HYNIX [ HYNIX SEMICONDUCTOR ]
