![IBM 4685-L0D Скачать руководство пользователя страница 45](http://html.mh-extra.com/html/ibm/4685-l0d/4685-l0d_setup-operation-and-service-manual_608158045.webp)
Chapter 4. RS-232 Scanner interface specifications
This chapter presents the specifications of the RS-232 scanner interface. This
interface is used for bilateral communication between a Point-of-Sale (POS) ter-
minal and scanner.
Protocol
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2
Characteristics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3
Interface signals
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-3
Signaling characteristics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4
Device requirements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4
Voltage and current requirements
. . . . . . . . . . . . . . . . . . . . . . . . .
4-4
Link characteristics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-5
Basic operating modes
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-5
Free flow
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-5
POS commands and processing requirements
. . . . . . . . . . . . . . . . . .
4-16
POS commands
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-16
Processing requirements
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-16
Assignment of RS-232 cable pins
. . . . . . . . . . . . . . . . . . . . . . . .
4-16
Chapter 4. RS-232 Scanner interface specifications
4-1
Содержание 4685-L0D
Страница 1: ...IBM IBM 4685 L0D Scanner Setup Operation and Service Guide GA18 7746 00 ...
Страница 2: ......
Страница 3: ...IBM IBM 4685 L0D Scanner Setup Operation and Service Guide GA18 7746 00 ...
Страница 8: ...vi IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 9: ...Safety instructions vii ...
Страница 10: ...viii IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 11: ...Safety instructions ix ...
Страница 12: ...x IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 13: ...Safety instructions xi ...
Страница 14: ...xii IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 15: ...IEC 60825 1 S Safety instructions xiii ...
Страница 16: ...xiv IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 17: ...Safety instructions xv ...
Страница 18: ...xvi IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 19: ...IEC 60825 1 S Safety instructions xvii ...
Страница 20: ...xviii IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 22: ...xx IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 50: ...Figure 4 1 Free flow operating mode 4 6 IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 52: ...Figure 4 2 Software flow operating mode 4 8 IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 54: ...Figure 4 3 Hardware flow operating mode 4 10 IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 76: ...6 8 IBM 4685 L0D Scanner Setup Operation and Service Guide ...
Страница 80: ...IBM Part Number 07K9119 Printed in Japan 27K9119 GA18 7746 22 ...