Bluetooth BLE Temperature Humidity senso (藍牙低功耗BLE溫濕度感應器)

BLE V4.2 module
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Bluetooth BLE module (V4.2)



Computer peripherals and I/O devices



Multi-touch trackpad

Interactive entertainment devices

Remote control

3D Glasses

Gaming controller

Personal Area Networks

Health/fitness sensor and monitor devices

Medical devices

Key-fobs + wrist watch

Remote control toys



■ Bluetooth 4.2 qualified single-mode module

■ Module size: 14.52 mm ×19.20 mm × 2.00 mm

■ 256-KB flash memory, 32-KB SRAM memory

■ Industrial temperature range: –40 °C to +85 °C

■ Antenna: Chip (default), U.FL or RF-out (Option)

■ Support capacitive sensors for buttons or sliders

■ Bluetooth Low Energy protocol stack supporting generic access profile (GAP) Central, Peripheral, Observer, or Broadcaster roles

■ Switches between Central and Peripheral roles on-the-go


Power Consumption

■ TX output power: –18 dbm to +3 dbm

■ Received signal strength indicator (RSSI) with 1-dB resolution

■ TX current consumption of 15.6 mA (radio only, 0 dbm)

■ RX current consumption of 16.4 mA (radio only)

■ Low-power mode support

❐ Deep Sleep: 1.3 μA with watch crystal oscillator (WCO) on

❐ Hibernate: 150 nA with SRAM retention

❐ Stop: 60 nA with XRES wakeup



UUID_180A_SERV = UUID.fromString("0000180A-0000-1000-8000-00805F9B34FB"),

UUID_180A_VER  = UUID.fromString("00002A26-0000-1000-8000-00805F9B34FB"),//x.x.x(ASCII/read only)

UUID_NOTIFY= UUID.fromString("00002902-0000-1000-8000-00805F9B34FB"),//20byte

UUID_BLE_SERV= UUID.fromString("0003ABCD-0000-1000-8000-00805F9B0131"),

UUID_BLE_DATA= UUID.fromString("00031234-0000-1000-8000-00805F9B0130"),

UUID_BLE_SENT= UUID.fromString("00031234-0000-1000-8000-00805F9B0131"),//20byte

UUID_BLE_CONF= UUID.fromString("00031234-0000-1000-8000-00805F9B0132");//5byte


RF Current Specifications:

Receive current in normal mode: 18.7 mA (Typical)

RF Radio receive current in normal mode: 16.4 mA(Typical) Measured at VDDR

HIGHGAIN Receive current in high-gain mode: 21.5 mA(Typical)

TX current at 3-dBm setting (PA10): 20 mA(Typical)

TX current at 0-dBm setting (PA7): 16.5 mA(Typical)

Radio TX current at 0 dBm setting (PA7): 15.6 mA(Typical) Measured at VDDR

Radio TX current at 0 dBm excluding Balun loss: 14.2 mA(Typical) Guaranteed by design simulation

TX current at –3-dBm setting (PA4): 15.5 mA(Typical)

TX current at –6-dBm setting (PA3): 14.5 mA(Typical)

TX current at –12-dBm setting (PA2): 13.2 mA(Typical)

TX current at –18-dBm setting (PA1): 12.5 mA(Typical)

Average current at 1-second BLE connection interval: 18.9 – μA(Typical), TXP: 0 dBm; ±20-ppm, master and slave clock, accuracy. For empty PDU exchange

Average current at 4-second BLE connection interval: 6.25 μA(Typical), TXP: 0 dBm; ±20-ppm master and slave clock accuracy. For empty PDU exchange


RSSI Specifications:

RSSI accuracy: ±5 dB(Typical)

RSSI resolution: 1 dB(Typical)

RSSI sample period: 6 μs(Typical)


RF Performance Characteristics:

RF output power on ANT: –18(min.), 3 dBm(Max.), (Configurable via register settings)

RF receive sensitivity on ANT: –87 dBm (Typical)

Module frequency range: 2400 ~ 2480 MHz

Peak gain: 0.5 dBi

Average gain: –0.5 dBi

Return loss: –10.5 dB

Channel spacing: 2 MHz (Typical)

On-air data rate: 1000 kbps (Typical)

BLE.IDLE to BLE. TX transition time: 120μs (Typical), 140 μs(Max.)

BLE.IDLE to BLE. RX transition time – 75μs (Typical), 120 μs(Max.)


Chip Antenna specifications:

Working Frequency Range: 2450±50MHz

Fc(GHz): 2.5

Gain(dBi): 2 (Typical)


DC Specifications:

Power supply input voltage: 1.8 ~ 5.5 V (With regulator enabled)

Power supply input voltage unregulated : 1.71V(min.), 1.8V (Typical), 1.89 V (Max.) (Internally unregulated supply)

Radio supply voltage (radio on) :1.9V (min.), 5.5 V(Max.)

Radio supply voltage (radio off) :1.71V(min.), 5.5 V (Max.)


Active Mode, T = 25 °C, VDD = 3.3 V

Execute from flash; CPU at 3 MHz: 1.7 mA (Typical)

Execute from flash; CPU at 6 MHz: 2.5 mA (Typical)

Execute from flash; CPU at 12 MHz: 4 mA (Typical)

Execute from flash; CPU at 24 MHz: 7.1 mA (Typical)

Execute from flash; CPU at 48 MHz: 13.4 mA (Typical)


AC Specifications:

CPU frequency: 3MHz(min.), 48 MHz(Max.) (VDD: 1.71 ~ 5.5 V)

Wakeup from Sleep mode: 0 μs(Typical), Guaranteed by characterization

Wakeup from Deep-Sleep mode: 25 μs(max.), 24-MHz IMO. Guaranteed by characterization

Wakeup from Hibernate mode: 2 ms(Max.), Guaranteed by characterization

Wakeup from Stop mode: 2.2 ms(Max.), XRES wakeup

Environmental Conditions:

Operating temperature: -40 °C(min.), 85 °C(Max.)

Operating humidity (relative, non-condensation): 5%(min.), 85%(Max.)

Thermal ramp rate: 3 °C/minute(Max.)

Storage temperature: –40 °C(min.), 85 °C(Max.)

Storage temperature and humidity: – 85 ° C at 85% (Max.)

ESD: Module integrated into system: 15 kV Air, 2.2 kV Contact

檔案下載圖示檔案下載:BLE V4.2 module datasheet

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