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Input/ Output 5-3MN1942

5.2.1 Driveenable input
Location Connector X3, pins 9 & 19
(Matingconnec tor: Weidmüller Minimate B2L 3.5/20)
Name Driveenable
Description Dedicated drive enable input.
Nominalinput v oltage: +24VDC
(inputc urrent not to exceed 50mA)
Samplinginterv al: 1ms
The drive enable input is buffered by a TLP280 opto-isolator, allowing the input signal to be
connected with either polarity.
Drive
Enable+
3k3
TLP280
DGND
Mint
DRIVEENABLESWITCH
10k
Vcc
MicroFlexe100
Drive
Enable-
4n7
100R 74LVC14
4n7
19
9
Figure24 - Drive enable input circuit
Innormal use, the drive enableinputc ontrols the enabled status of the drive.However, when the
MicroFlexe100 is c onnected to Mint WorkBench, additional methods are available forcontrolling
thedrive enable status.In all cases, thedrive enable input must be ac tive and there must be no
errors present before the MicroFlex e100 can be enabled.
HThe drive enable button on the motion toolbar toggles the enable/disable status.
Alternatively,the Mint command DRIVEENABLE.0=1 c an be used in the command window
toenable the Micr oFlex e100; DRIVEENABLE.0=0will disable the MicroFlex e100.
HThe Tools, Reset Controller menu item will clear errors and enable the MicroF lex e100.
Alternatively,the Mint c ommand RESET.0 can be used in the command window toperform
thesame ac tion.
Thestat e of the drive enable input is displayed in the Mint WorkBench Spy window.
Alternatively,the state of the driv e enable input can be read (but not set) using the Mint command
Print DRIVEENABLESWITCH in the command window. Seethe Mint help file for details.
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