# wx.setBLEMTU(Object object)
Start from base library version 2.11.0. Please remaining backward compatible.
with Promise style call: Supported
Mini Program plugin: Support, need to Mini Program base library version no less than 2.11.0
Negotiating Bluetooth Low Power Maximum Transmission Unit (Maximum Transmission Unit, MAN)Need in. wx.createBLEConnection Called after successful invocation. Android only 5.1 The above version is valid, iOS Not supported due to system limitations.
# parameter
# Object object
| attribute | type | Default values | Required | Introductions |
|---|---|---|---|---|
| deviceId | string | yes | Bluetooth Device id | |
| Man | number | yes | Maximum transmission unit. Set the scope to (22,512) Interval, unit bytes | |
| success | function | no | Interface calls the successful callback function | |
| fail | function | no | Interface calls failed callback functions | |
| complete | function | no | Callback function at the end of an interface call (both successful and unsuccessful calls are executed) |
# object.success callback
# parameter
# Object res
| attribute | type | Introductions |
|---|---|---|
| Man | number | Final negotiated MAN Value, consistent with the passed parameter. Android Client 8.0.9 Start supporting. |
# object.fail callback
# parameter
# Object res
| attribute | type | Introductions |
|---|---|---|
| Man | number | Final negotiated MAN Value. This parameter is not available if the negotiation fails. Android Client 8.0.9 Start supporting. |