Rockwell-automation 2098-IPD-xxx Ultra5000 C Programming using the Mot Manuel d'utilisateur télécharger pdf (Page 92)

Publication 2098-PM001E-EN-P — July 2002

2-52 Referencing the Motion Library

Latch Functions

Latch functions control registration events. The table presents the

function names for each function in this category along with a brief

functional description. Detailed descriptions of the functions follow

the table.

Latch Attributes

long LatchGetAutoMode(long channel);

Returns the auto mode state of a channel latch. The channel argument

selects the latch channel to status.

Valid channel arguments are:

• 1 = Primary motor latch

• 2 = Secondary motor latch

• 3 = Primary auxiliary latch

• 4 = Secondary auxiliary latch

Valid mode returns are:

• 0 = Disabled

• 1 = Enabled

Use these functions: To:

Latch Attributes

• LatchGetAutoMode

• LatchGetCount

• LatchGetOutput

Get latch attributes.

Latch Services

• LatchOnIndex

• LatchOnInput

• LatchReset

• LatchSetAutoMode

Arm a registration event

that stores the motor

encoder position or

auxiliary encoder

position on the specified

edge of a digital input or

encoder index.

Latch Status

• LatchTriggered

Query latch status.

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