Technical Specs

6.3 BLE HM-17 module, BT1.
Description:
HM-17 is used to communicate with the application.
HM-17 is Bluetooth V4.2 BLE version. HM Bluetooth module use CC2640 IC, Master and slave roles in one, transmission version and remote-
control version in one, Support the AT command modify module parameters, Convenient and "exible.
Used for communication with the application in which the settings of the operating modes are set.
Specification:
- Chip CC2640
- Flash memory: 128kByte
- BT Version: Bluetooth Specification V4.2 / 5.0 BLE
- Send and receive no Bytes limit.
- Working frequency: 2.4GHz ISM band
- Modulation method: GFSK (Gaussian Frequency Shift
Keying)
Speed: Asynchronous: 3-8K Bytes
- Security: Authentication and encryption
- Service: Central & Peripheral
- Power: +1.9~3.7 VDC 50mA
- Long range: Open space have 100 Meters range
- Power: Standby mode 2.6mA, Active mode 2.6mA.
- Working temperature: –40 ~ +105 Centigrade
- Size: HM-19 18.5mm * 13.5mm * 2mm
Typical connection diagram :