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2)
Input Signal Level (RESET)
The input signal level is at TTL.
"HIGH" level : 2.4V MIN
"LOW" level : 0.4V MAX
3)
Output Signal Level (FAULT, PE)
The output signal level is at TTL.
For TTL level
"HIGH" level : 2.4V MIN
"LOW" level : 0.4V MAX
Communication Error
1) Parity Error
2) Framing Error
3) Overrun Error
On occurrence of the above mentioned error, the data concerned is converted into '
printed.
In checking of odd/even parity based on parity checking assignment, when parity is
found nonconforming.
In detection of stop bit when space state has been detected.
Regardless of data being held in receiving buffer register, when next data are
transmitted to the receiving buffer register.
29
CBM-920 User's Manual
' (7FH) which is
„
CITIZEN
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