NCR 7454 - Page 30

1-18 Chapter 1: Product Overview
CashDrawerI/OPortBitDefinition:
Bit # Description Bit = 1 Bit = 0
7 SolenoidBControl Turnsoffsolenoid
output
Activatessolenoid
output
6 SolenoidAControl Turnsoffsolenoid
output
Activatessolenoid
output
5 Reserved Reserved Reserved
4 Reserved Reserved Reserved
3 SolenoidBStatus SolenoidBoutput
active
SolenoidBoutput
inactive
2 SolenoidAStatus SolenoidAoutput
active
SolenoidAoutput
inactive
1 Reserved Reserved Reserved
0 CashDrawer(s)Status Drawer(s)open Drawer(s)closed
Note: Bits2and3aresetto‘1’byeachdevice reset.
Thecashdrawerinterfacecanbediagnosedremotely.Forsecurity
reasons,thecashdrawerdiagnosticsmodemustfirstbeactivatedby
pressinganexternalmomentaryswitch(SW2).Theintentionisfor
authorizedpersonneltobepresentwhenthe
cashdrawerdiagnostic
teststakeplace.
Thereisonlyonecashdrawerstatussignal;therefore,bit0isthestatus
ofeither
cashdrawerorbothcashdrawers.