SeeedStudio Grove BLE (dual model)

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SKU: rz24318404 Category: Bluetooth and NRF Modules

Description

Grove – Blueseeed LE – Dual model (HM13) uses CSR dual-mode Bluetooth chip,with the ARM architecture single chip which supports AT instructions, Users can develop flexibly according to the serial baud rate, equipment name, pairing password.

Getting Started with SeeedStudio Grove BLE (dual model)

Pinout:

K2: During connected status, it could be disconnected by pressing the K2 button for more than 100ms. During sleep mode, it could be restored by pressing the K2 (factory settings) button.
U1: U1 is the wireless module, it includes an automatic power-on reset circuit.
D1: The LED works in two modes: Sleeping is indicated by flashing slowly and Connected status is indicated by continuous illumination.
J1: The standard Grove connector.

Features:

BT Version: Bluetooth Specification V4.0 & BLE
UART send and receive max bytes is 512
Other devices to the module in SPP mode: 90 Bytes per packet
Other devices to the module in BLE mode: 20 Bytes per packet
Two data transmission mode, balance mode and high-speed mode
Service: Slave SPP, Peripheral BLE, UUID FFE0, FFE1
Security: Authentication and encryption
Working frequency: 2.4GHz ISM band
Modulation method: GFSK(Gaussian Frequency Shift Keying)
RF Power: -23dbm, -6dbm, 0dbm, 6dbm.
Speed: Asynchronous: 3K Bytes
Synchronous: 3K Bytes
Power: +3.3/+5.0VDC 50mA
Long-range: SPP 30 meters, BLE 60 meters
Power: SPP 13.5mA, BLE 9.5mA
Working temperature:–5 ~ +65 Centigrade

Package Includes :

1 x SeeedStudio Grove BLE (dual model)

Additional information

Operating Voltage(V)	+3.3/+5.0VDC 50mA
Version Bluetooth	V4.0 BLE
Working frequency	2.4GHz ISM band
Modulation method	GFSK(Gaussian Frequency Shift Keying)
RF Power	-23dbm , -6dbm , 0dbm , 6dbm , can modify through AT Command AT+POWE
Speed Asynchronous	6K Bytes , Synchronous: 6K Bytes
Sensitivity	≤-84dBm at 0.1% BER
Service Central & Peripheral	UUID FFE0 , FFE1
Working Temperature Range (°C)	–5 ~ +65 Centigrade
Working Current	< 10 mA
Sourcing Current	< 20 mA
Sleeping Current	< 1 mA

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Shipping & Delivery

Shipping and Delivery Policy

1. Shipping Process:

Orders are processed within 1-2 business days after payment confirmation.
Delivery time varies based on location and selected shipping method, typically ranging between 3-7 business days.
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6. No Return Policy for Opened/Soldered Products:

We do not accept returns for products that have been opened, used, or soldered.
Ensure you verify product compatibility before purchase, as returns will only be accepted for unopened and unused items in their original packaging.

7. Refund Policy:

Refunds will be issued only for canceled orders before shipment or wrong/damaged items received (subject to investigation).
No refunds or replacements for products that have been tampered with, soldered, or physically damaged by the customer.

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Chipset	CC2540
Microcontroller Chip	ATmega328
Operating Voltage (VDC)	5
Input Voltage (V)	<8
Interface Type	I2C
Sensitivity (dBm)	-93
Maximum Clock Frequency (MHz)	16
Working Temperature Range (°C)	-10 to 85
Length (mm)	33.1
Width (mm)	28.8
Weight (gm)	10.4

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