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ML63293 Datasheet(PDF) 2 Page - OKI electronic componets

Part No. ML63293
Description  4-Bit Microcontroller with Built-in LCD Driver ( 68SEG. 32COM. ) and Melody Circuit
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Manufacturer  OKI [OKI electronic componets]
Direct Link  http://www.oki.com
Logo OKI - OKI electronic componets

ML63293 Datasheet(HTML) 2 Page - OKI electronic componets

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Semiconductor
ML63293
Preliminary Ver.1.1
Feb.10,1999
2 of 5
· Program memory space
64K words
Basic instruction length is 16 bits / 1 word
· Data memory space
3K nibbles
· External data memory space
64K bytes ( expandable by using an I/O port )
· Stack level
Call stack level
: 16 levels
Register stack level
: 16 levels
· I/O ports
Input ports
: Selectable as input with pull-up resistance/ input with pull-down
resistance / high-impedance input
Output ports
: Selectable as P-channel open drain output / N-channel open drain
output / CMOS output / high-impedance output
Input-output ports
: Selectable as input with pull-up resistance / input with pull-down
resistance / high-impedance input
Selectable as P-channel open drain output / N-channel open drain
output / CMOS output / high-impedance output
Can be interfaced to external devices having different power supplies.
Number of ports:
Input ports
: 4bits
( 1port
× 4bits )
Output ports
: 16bits ( 4ports
× 4bits )
Input-output ports : 24bits ( 6ports
× 4bits )
· Melody output function
Melody sound frequency
: 529 to 2979Hz
Tone length
: 63 varieties
Tempo
: 15 varieties
Melody data
: Stored in program memory
Buzzer driver signal output
: 4kHz
· LCD driver
Number of segments
: 2176 segments max. ( 68seg.
× 32com. )
Duty
: Selectable as 1/2,1/4,1/6,1/8,1/10,1/12,1/14.1/16,1/18,1/20,
1/22,1/24,1/26,1/28,1/30, 1/32
Bias
: Selectable as 1/5 or 1/6 ( internal Voltage regulator )
Frame frequency
: 64 Hz
Contrast
: 8 levels
Display modes
: Selectable as all-ON mode, all-OFF mode, power down mode,
and normal display mode


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