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Operation
6
7
ESC
Memory Check
The functions of the numbered items on the display include:
1. WR1
: Writes the test pattern in the ROM to the RAM area. (Test pattern: Incremental order 00,
01, and so on)
2. READ1
: Compares the test pattern with the write data (WRITE1) of the RAM and displays the
results.
3. WR2
: Writes the test pattern in the ROM to the RAM area. (Test pattern: Decremental order
FF, FE, and so on)
4. READ2
: Compares the test pattern with the write data (WRITE2) of the RAM and displays the
results.
5. DUMP
: Dump the data stored in ROM.
6. CHKSUM : Calculate SUM and XOR of RAM connected and display them.
Operation
2
1
( or 3 )
Display
TIME DISPLAY
00:00:XX
TEST
2 MEMORY
MENU
3 KEY
4 BUZZER
1 DISP
5 EXT
Display
MEMORY
3 WR2
4 READ2
1 WR1
5 DUMP
2 READ1
6 CHKSUM
WRITE1
( or WRITE2 )
—
—
14
Note
Shows dots at
corners.
Check to see if
timer is working.
Note
RAM check
To return to the
TEST MENU,
press
.
ESC
5: Not used
6: Not used
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