# NNS_G3D_SBC_NOP

## Command Format

Offset (bytes) | Description
--- | ---
0 | `NNS_G3D_SBC_NOP`

## Description

The `NNS_G3D_SBC_NOP` command does nothing, but it can be inserted into the callback process. The callback function can be inserted only once, and the regardless of which kind of timing is designated, the callback function is executed in the same general location. 1-byte commands do not have operands.

Timing for Calling a Callback Function | Usage
--- | ---
`NNS_G3D_SBC_CALLBACK_TIMING_A` | A callback function will be called at the same place regardless fo the timing that is specified.
`NNS_G3D_SBC_CALLBACK_TIMING_B`
`NNS_G3D_SBC_CALLBACK_TIMING_C`

## See Also

## Revision History

10/14/2004 Revised description.

08/02/2004 Initial version.