APPLICATION EXAMPLES
CASH
DRAW
KEY
SWITCH
TOTALS
AUDIO INDICATOR
DATA
& STROBE
STEPPER
MOTOR
CONTROL
PAPER ADVANCE
STATUS
,
MATRIX
PRINTER'
WITH PAPER
ADVANCE
'DRUM
PRINTER
MAY
BE
USED.
DRUM PRINTER REOUIRES
MORE OUTPUTS WHICH CAN
BE
OBTAINED FROM
AN
EXPANDER
DEVICE.
[J=~"
8748/8048
PROM/ROM
RAM
I/O
TIMER
INTERRUPT
~
-II'
,
CASH
REGISTER KEYBOARD
• NUMERIC
• DEPT.
• ITEM
•
TAX
•
ETC.
LOW COST
POINT
OF SALE TERMINAL
5-20
\ TO OPTIONAL
• COMMUNICATIONS
"'i
}
INTERFACE
• READER
I
• STORE
AND
FORWA
~
},
8279
KEYBOARD DISPLAY
I I
SCAN LINES
FRONT AND
REAR
DUAL
,
DISPLAY
818181
E""
18~
SEGM~NT
I
INDICATOR LAMP
MATRIX
FOR
ILLUMINATED
KEY
TOPS
RD