
Configuration / Operation
147
Poll Code
The poll code is an addition to the terminal address. Valid entries are shown in
Table 8-6. Entries are made as the actual character.
Device Type
This entry represents the type of NCR device. Table 8-7 shows valid entries.
Table 8-6
Poll Codes
Hex Character Hex Character Hex Character
20 space 40 @ 60 ‘ grave accent
21 ! 41 A 61 a
22 “ 42 B 62 b
23 # 43 C 63 c
24 $ 44 D 64 d
25 % 45 E 65 e
26 & 46 F 66 f
27 ‘ apostrophe 47 G 67 g
28 ( 48 H 68 h
29 ) 49 I 69 i
2A * 4A J 6A j
2B + 4B K 6B k
2C , comma 4C L 6C l
2D - 4D M 6D m
2E . 4E N 6E n
2F / 4F O 6F o
Table 8-7
NCR Device
Type NCR Device Comments
00 2262
01 7900
02 270
03 796
04 ATM
05 279
06 Poll/Select 1 This is a normal T27-type terminal.
07 Poll/Select 2 A few Poll/Select terminals do not send
an EOT after a host ACKs their data.
Select this type for those terminals.
Types 6 and 7 require special software options to run poll/select and NCR
terminals on the same port.
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