(J) Jump connection test.
Display “O”, if the connection between Jumpand IC
which will be programmed is OK. If not, display “X”.
(K) Socket connection test.
Display “O”, if the connection between socket and IC
which will be programmed is OK. If not, display
“X”.
(L) Current detector.
(M) Voltage detector.
Programming Counter function. This function will be active
if users keep pressing the red button for five seconds. The
LCM will switch to the programming counter function page
for ten seconds as users release the red button and will
then return back to the general function page.
(1)
(2)
(1) Total programming times after Power-On and
/RESET.
(2) Successful programming times after Power-On
and /RESET.
(3)
Busy indicator
The green LED shows 4 kinds of information:
On: under programming. Wait for LED turns off.
Off: programming OK, reading OK, Load OK.
Slow blinking (1.5 cycles per second): programming
failed.
Type blinking (2.5 cycle per second): OTP not in socket.
Quick blinking (5 cycles per second): buffer reading failed.
◆
Mode slots
There are 6 mode slots which are EM78P153S/P156E/ P156N/ P257/
P447S /P447N/ P451/ P451S/P458/P459 from the left to the right. Each slot has 17
sets of jumper. Users can short jumpers with a
set of jumper cap for a desired mode.
Program Bottom
To press the red button to program independently.
Texttool / Socket
To line up the bottom of a programmed IC with the bottom of
the socket.
DC power adapter
To plug with a DC power supply is 18V.
Printer port Connector
To communicate with IBM PCs or compatibles with the
printer cable.
2. Hardware requirements
IBM PC 486 or above,
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