IS1678 Datasheet, PDF (23/54 Pages) Microchip Technology – Bluetooth® Dual-Mode SoC

3.3.2 STAND-BY MODE
• SPP (BR/EDR)
- Enable the Inquiry Scan and Page Scan in
this mode
- Configurable to be discoverable
- Ready to be paired
• Bluetooth Low Energy (BLE)
- Enable the Undirected Advertising in this
mode
- Ready to be paired
3.3.3 LINK-BACK MODE
• SPP (BR/EDR)
- Enable page procedure to establish dedi-
cated or last connected Bluetooth SPP link
- Configurable to be invisible situation
• BLE
- No BLE link-back behavior because of iOS
limitation
- Configurable to be invisible situation
- Ready to be paired
3.3.4 CONNECTED MODE
• SPP (BR/EDR)
- Use SPP or iAP protocol to exchange the
application data
- Connection Establish status: SPP Connected
mode
• BLE
- Use GATT protocol to exchange the applica-
tion data
- Connection establish status: BLE Connected
mode
3.3.5 DEEP-SLEEP MODE
• Auto Pattern
- Enter into Deep-sleep mode automatically
- Wake-up trigger: WAKE_UP pin
• Manual Pattern
- Enter into Deep-sleep mode by MCU com-
mand assign
- Wake-up trigger: WAKE_UP pin or
UART_RX_Ind pin
IS1678
 2016 Microchip Technology Inc.
Advance Information
DS60001386A-Page 23