Oki 24DX manual 190, Input Output

Models: 24DX

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5)Interface circuit

a) Receiving circuit

75189 or equivalent

INPUT

OUTPUT

+12V

+3V -3V

INPUT

-12V

b) Sending circuit

75188 or equivalent

 

 

 

INPUT

 

OUTPUT

OUTPUT

 

+3V

+9V

 

 

 

 

-3V

 

 

45ns

55ns

 

-9V

Note: The above signal level is for the case where 3KΩ x 15pF is being connected to the terminal.

6)Communications protocol

a)READY/BUSY protocol

b)X-ON/X-OFF protocol

40930701TH DRAFT Vesion

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Page 171
Image 171
Oki 24DX manual 190, Input Output