Key Features - Quectel BC65 Hardware Design

2.2. Key Features

The following table describes the detailed features of BC65 module.
Table 3: Key Features
Feature
Power Supply
Power Saving
Frequency Bands
Transmitting Power
USIM Interface
UART Interfaces
Network Protocols
SMS*
Data Transmission
Rate
AT Commands
Firmware Update
Physical
Characteristics
BC65_Hardware_Design
Details
⚫
Supply voltage range: 3.2–4.2 V
⚫
Typical supply voltage: 3.8 V
Typical power consumption: 4 μA
B1*/B3/B5/B8/B20/B28
23 dBm ± 2 dB
Supports 1.8/3.0 V USIM card
Main UART:
⚫
Used for AT command communication and data transmission.
⚫
When used for AT command communication and data transmission, baud
rates 4800 bps, 9600 bps (default), and 57600 bps are supported.
Debug UART:
⚫
Used for firmware debugging and
⚫
Support 921600 bps baud rate.
Auxiliary UART*:
⚫
Used for AT command communication and data transmission.
⚫
When used for AT command communication and data transmission, baud
rates 4800 bps, 9600 bps (default), and 57600 bps are supported.
Supports UDP/TCP/SNTP/MQTT/CoAP*/PPP/TLS*/DTLS*/HTTP* protocols
Text/PDU Mode
Cat NB1 (Max):
⚫
Single-tone: 25.5 kbps (DL)/ 16.7 kbps (UL)
⚫
Multi-tone: 25.5 kbps (DL)/ 62.5 kbps (UL)
Cat NB2 (Max):
⚫
127 kbps (DL)/ 158.5 kbps (UL)
⚫
3GPP TS 27.005/3GPP TS 27.007 AT commands (3GPP Rel-13/Rel-14)
⚫
Quectel Enhanced AT commands
⚫
DFOTA
⚫
Debug UART
⚫
Size: (17.7 ± 0.15) mm × (15.8 ± 0.15) mm × (2.2 ± 0.2) mm
⚫
Weight: approx. 1.0 ± 0.1 g
NB-IoT Module Series
BC65 Hardware Design
upgrading.
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