User's Manual

Telink Dongle TLSR8278DG48D User Manual
3
1 Product Introduction
This is a user manual for Telink Dongle TLSR8278DG48D.
1.1 General description
The TLSR8278DG48D, which is based on Telink TLSR8278F1KET48 chip,
provides a Bluetooth LE .
The TLSR8278DG48D integrates a power-balanced 32-bit
MCU, BLE , 64kB SRAM, 512kB internal Flash, 14bit ADC , 6-channel PWM, flexible
GPIO interfaces, and nearly all the peripherals needed for IoT (Internet of Things)
and HID (Human Interface Devices) application development (e.g. Bluetooth
Low Energy ).
The TLSR8278DG48D supports standards and industrial alliance specifications
including Bluetooth Low Energy (up to Bluetooth 5), BLE Mesh, 6LoWPAN,
Thread, HomeKit .
1.2 Key features
 Bluetooth 5 Compliant, 1Mbps, 2Mbps, Long Range 125kbps and 500kbps
 64kB on-chip SRAM with up to up to 32kB retention
 A rich set of I/Os: SPI, I2C, Single wire, up to 32 GPIOs, UART with hardware flow
control and 7816 protocol support, DMIC (Digital Mic), AMIC (Analog Mic), I2S,
Stereo Audio output
 6-channel PWM (Pulse Width Modulation) output
 6-channel (only GPIO input), 14-bit SAR ADC with 10.5-bit ENOB
 4-channel PGA, differential input
 RSSI monitoring with +/-1dB resolution
 Power supply: DC3.3V