Data Sheet
Table Of Contents
- 1Overview
- 2Chip Dimensions
- 3Pin Definition
- 4Functional Description
- 4.1Direct Memory Access Controller (DMA)
- 4.2Independent Watchdog(IWDG)
- 4.3Window Watchdog(WWDG)
- 4.4General Purpose and Alternate Function(GPIO and AF
- 4.5Peripheral Interconnection
- 4.6Elliptic Curve Cryptography(ECC)
- 4.7Encryption(AES/DES)
- 4.8True Random Number Generator(TRNG)
- 4.9Calculating Accelerator(CALC)
- 4.10Advanced Timer(ADTIM)
- 4.11General-Purpose Timer(GPTIMC)
- 4.12Basic Timer(BSTIM)
- 4.13Low-Power Timer(LPTIM)
- 4.14Analog-to-Digital Converter(ADC)
- 4.15Real Time Clock(RTC)
- 4.16Inter-Integrated Circuit Interface(I2C)
- 4.17Serial Peripheral Interface 1(LSSPI)
- 4.18Serial Peripheral Interface 2(SPI2)
- 4.19Universal Asynchronous Receiver Transmitter(UART)
- 4.20Audio Interface (PDM)
- 4.21BLE
Wireless-Tag Technology Co., Ltd. V1.0.1
©2020 Wireless-Tag Technology Co., Ltd. All rights reserved.
http://www.wireless-tag.com
1
1 Overview
BLE5.0 / BLE5.1
Support 125Kbps/500Kbps/1Mbps
Receiving sensitivity: -99.7dBm@1Mbps
-105dBm@125Kbps
Transmit power: +12 dBm(Max.)
Link gain: 117dBm@125Kbps( Max.)
Support Single-Ended Antenna Output
BLE MESH
Support BLE SIG Mesh
Support private MESH
MCU core
32-bit CPU core
Frequency up to 64MHZ
Max. 64KB Data SRAM memory
Max. 512KB Data Flash memory
Support two-wire debugging protocol
System power consumption
RX mode: 4.5mA @3.3V
TX mode: 4.3 mA @3.3V 0dBm
Deep sleep mode: 1.1μA(RTC wake-up+GPIO wake-up)
ShutDown mode: 700nA(GPIO wake-up)
Power, reset
Main power domain(VDD33)
Operating voltage range: 1.7V≤VDD33≤3.6 V
POR, PDR, PVD
Clock
External high-speed crystal oscillator: 16MHz
Internal high-speed RC oscillator: 24 MHz
External low-speed crystal oscillator: 32.768KHz
Internal low-speed RC oscillator: 32.768KHz
System peripherals










