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##

# 2.105.7 SDHCx_IsDatLineBusy Function

## C

    /* x = SDHC instance number (x is applicable only on devices with more than one instances of SDHC) */

    bool SDHCx_IsDatLineBusy ( void )

## Summary

Returns the status of the data line

## Description

The status of the data line must be checked before initiating a data transfer.

## Precondition

SDHCx_Initialize() must have been called first for the associated instance.

## Parameters

None.

## Returns

true - If the data line is busy.

false - If the data line is ready.

## Example

    if (SDHC1_IsDatLineBusy() == false)
    {
        // Transmit next data
    }

## Remarks

This function must be called to check the status of Commands with busy signal (example R1b).