HM-10 Bluetooth 4.0 Module BLE 4.0

The HM-10 is a readily available Bluetooth 4.0 module. This module is used for establishing wireless data communication. The module is designed by using the Texas Instruments CC2541 Bluetooth low energy (BLE) System on Chip (SoC). The module design and firmware. 

HM-10 Module Features

• BT Version: Bluetooth Specification V4.0
• BLE chip - Bluetooth Low Energy consumption
• Send and receive no bytes limit.
• Working frequency: 2.4GHz ISM band
• UART Serial Interface
• Full-Speed USB Interface
• 12 General Purpose Input/Output Pins
• In-System-Programmable Flash- 256KB
• 8-KB SRAM
• 32-kHz Sleep Timer With Capture
• Long range: Open space has 100 Meters
• Potable size

HM-10 MODULE Specifications

• Operating voltage of MODULE: 2.0V – 3.6V
• Can operate on LOW voltages
• Consumes 235uA on battery backup
• Input RF level: 10dBm
• Maximum voltage: + 3.9V
• Operating temperature: -40ºC to +85ºC
• ESD: 750V

Pin Description:

• STATE: state test pins, connected to internal LED, generally keep it unconnected.
• BRK: break connect, it means breaking Bluetooth connection, generally keep it unconnected.
• VCC: positive pole of the power source.
• GND: Ground.
• TXD: serial interface, transmitting terminal.
• RXD: serial interface, receiving terminal.

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• Datasheet & Commands