EVM5509 Dip Switch Module

The following list summarizes the DIP Switch API in terms of its function calls:

Description
Initialize the DIP switch module, must be called before any DIP switch functions.

Required Headers
evm5509.h
evm5509_dip.h

Required Libraries
evm5509bsl.lib

Function Prototype
void EVM5509_DIP_init( )

Parameters
None

Return Value
None

Example

    /* Initialize the DIP switch module */
    EVM5509_DIP_init();

Description
Read the value of a DIP switch

Required Headers
evm5509.h
evm5509_dip.h

Required Libraries
evm5509bsl.lib

Function Prototype
Uint32 EVM5509_DIP_get(Uint32 dipNum)

Parameters
dipNum – Index of the switch to read. dipNum ranges from 0 to 3.

Return Value
0 – Specified switch is on (switch is depressed).
1 – Specified switch is off (switch is in up position).

Example

    /* Check the value of DIP switch 2 */
    if (EVM6413_DIP_get(2) == 0)
    {
        /* DIP switch 2 is on */
    }
    else
    {
        /* DIP switch 2 is off */
    }