Epson Moverio Pro BT-2000 Developer's Manual page 153

8.8.16. discChar
Function

Start searching the connected BLE device for Characteristics.
Format

int discChar(char connectedHandle, char startHandle, char endHandle);
Parameter

Model name
char connectedHandle
char startHandle
char endHandle
Return value

Model Explanation
int BluetoothLeChipCode.SUCCESS: success
BluetoothLeChipCode.BaseError.INVALID_ADDR: invalid memory address
BluetoothLeChipCode.BaseError.INVALID_STATE: invalid status
BluetoothLeChipCode.BaseError.BUSY: system busy status
BluetoothLeChipCode.STKError.INVALID_CONN_HANDLE:invalid connection
handle
Usage method

To receive search results, you need to register the callback function in setGattCallback in
advance.
The following callback function sends a notification for search results.
BluetoothLeGattCallback.onDiscCharResult
MOVERIO Pro Developer's Guide (Rev.1.4)
Explanation
Connection handle
Handle location for starting the search
Handle location for ending the search
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