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##

# 2.105.6 SDHCx_IsCmdLineBusy Function

## C

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

    bool SDHCx_IsCmdLineBusy ( void )

## Summary

Returns the status of the command line

## Description

This function returns the state of the command line. If the command line is busy, the function returns true; returns false otherwise. The status of the command line must be checked before issuing a new command.

## Precondition

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

## Parameters

None.

## Returns

true - If the command line is busy.

false - If the command line is ready.

## Example

    if (SDHC1_IsCmdLineBusy() == false)
    {
        // Command line is free. Transmit a new command.
    }

## Remarks

None.