2021 HOLTEK New Product Presentation

Characteristics Applications

Block Diagram

BT5.2 BLE Module BM7701-00-1

G01

Body fat scales, blood pressure/glucose meters, etc.■ Compatible with BLE 5.2

■ Air data rate: 1Mbps / 2Mbps

■ Operation modes: Normal, Deep-Sleep and Power-Down

■ Programmable TX output power up to +3.5dBm

■ RX sensitivity up to -94dBm

■ ETSI/FCC compliant and Bluetooth BQB qualified

RF Matching

BLE

Controller

IC

Crystal

BM7701-00-1

3V

UART

IndicatorsTact Switches

LCM

HT32F52352

VCC

VCC

PC0/RX

PB15/TX

PB2

PB3

PB4

PB5

PB7

PA8

PA10

PA11

PA14

VDD

GND

PC10

PC11

PC12

PC13

XTALI

XTALO

VCC

RES

RS

SDA

SCK CS

VDD

GND

LCM

VCC

LCM Display

BLE Module

HT32F52352

LED

PowerPA0/TX

PA1/RX

VDD

GND

BM7701-00-1

Key