---
title: "MIDISendUMPSysex8(_:)"
framework: coremidi
role: symbol
role_heading: Function
path: "coremidi/midisendumpsysex8(_:)"
---

# MIDISendUMPSysex8(_:)

Asynchronously sends a single universal MIDI packet (UMP) system-exclusive (SysEx) event with an 8-bit message.

## Declaration

```swift
func MIDISendUMPSysex8(_ umpRequest: UnsafeMutablePointer<MIDISysexSendRequestUMP>) -> OSStatus
```

## Parameters

- `umpRequest`: Contains the destination and a pointer to the MIDI data to send.

## Return Value

Return Value An OSStatus result code.

## Discussion

Discussion The request’s data needs to point to a single MIDI SysEx 8-bit message, or portion thereof.

## See Also

### Sending a request

- [MIDISendUMPSysex(_:)](coremidi/midisendumpsysex(_:).md)