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# 1.2.4.4 Library Interface

PLC PVDD Monitor service provides the following interfaces:

Functions

Name | Description
--- | ---
SRV_PVDDMON_Initialize | Initializes the PVDD Monitor service
SRV_PVDDMON_Start | Start the PVDD Monitor service according to the requested Comparison mode
SRV_PVDDMON_Restart | Restart the PVDD Monitor service allowing to change the Comparison mode
SRV_PVDDMON_CallbackRegister | Allows a client to set a PVDD Monitor event handling function for the service to call back when the value of the analog signal crosses any fixed threshold value
SRV_PVDDMON_CheckWindow | Allows a client to check if the current ADC value is between correct threshold levels to be able to transmit through PLC

Data types and constants

Name | Type | Description
--- | --- | ---
SRV_PVDDMON_CALLBACK | Typedef | Pointer to a PVDD Monitor Event handler function
SRV_PVDDMON_CMP_MODE | Enum | Defines the Comparison mode

Rev: G