Table 8. 1284 Signals (continued)
Pin Source of Data
Type of Mode
Compatible Nibble Byte
23 Signal Ground (Data 4)
24 Signal Ground (Data 5)
25 Signal Ground (Data 6)
26 Signal Ground (Data 7)
27 Signal Ground (Data 8)
28 Signal Ground (PError, Select, nAck)
29 Signal Ground (Busy, nFault)
30 Signal Ground (nAutoFd, nSelectIn, nInit)
31 Host nInit
32 Printer NFault nDataAvail aDataAvail
33 Not Defined
34 Not Defined
35 Not Defined
36 Host nSelectIn 1284 Active 1284 Active
Note: The length of the data cable from the host computer to the printer should
not exceed 32 feet (10 meters).
216 Infoprint 6500 User’s Manual