Key Report Transmission; Hid Descriptor - TELink TLSR827 Series Manual

Note
 Whether the RCU is in IR mode or BLE mode, both the "Power TV" and "TV AV Input" act as IR keys.

2.5.3 Key Report Transmission

The RCU key reports are sent using HOGP (HID over GATT profile) profile.
The RCU shall send the Key press report anytime the key is pressed. No Key repeat reports will be sent if a
key is held down for a long time.
The RCU shall send the Key release report (NULL) when the key is released.

2.5.4 HID Descriptor

The HID report descriptor describes how the HID report will be formatted. It will be defined as described
in the following sections.
1) Standard Keyboard report descriptor
/* Key Board */
/* Key Board */
0x05, 0x01, // Usage Pg (Generic Desktop)
0x09, 0x06, // Usage (Keyboard)
0xA1, 0x01, // Collection: (Application)
0x85, 0x01, // Report Id (1)
0x05, 0x07, // Usage Pg (Key Codes)
0x19, 0xE0, // Usage Min (224)
0x29, 0xE7, // Usage Max (231)
0x15, 0x00, // Log Min (0)
0x25, 0x01, // Log Max (1)
0x75, 0x01, // Report Size (1)
0x95, 0x08, // Report Count (8)
PS-20033000-E1
RC button
Digit 9
18
Spec For TLSR827x-based BLE Audio Remote Control
BLE HID
0x0026
Ver.0.1.0