Functional - Fibocom NL668-LA Hardware User Manual

Interface
Antenna
Functional Interface
Software
Protocol Stack
AT Command
Firmware update
Voice service
SMS
Note:
When the temperature is beyond the normal operating temperature range (-30 ° C to + 75 ° C),
the RF performance of the module may slightly exceed the 3GPP specification.

2.3 Functional

Functional of the NL668-LA series module, including baseband and RF features.
Baseband includes:

PMIC

MCP

USB, (U)SIM, PCM, I

GSM/CDMA/EVDO/WCDMA/TD-SCDMA/LTE TDD/LTE FDD controller
RF includes:

RF Transceiver

RF PA

RF filter

Antenna
Reproduction forbidden without Fibocom Wireless Inc. written authorization - All Rights Reserved.
FIBOCOM NL668-LA Series Hardware User Manual
Antenna: Main, GNSS, DIV
(U)SIM 3.0V/1.8V
USB 2.0
Status Indicator
UART x 2, PCM, I2C, SGMII, SPI, SDIO, GPIOs
ADC x 2
Embedded TCP/IP and UDP/IP protocol stack
3GPP TS 27.007 and 27.005, and proprietary FIBOCOM AT
USB (UART does not support DOWNLOAD)
VoLTE, HR, FR, EFR, AMR, DTMF, Caller ID, Call Transfer, Call Hold, Call
Waiting and Multi-Talk, etc.
point-to-point MO, MT; cell broadcast; support Text and PDU modes
Table 2- 1 Product Specification
2
C, SPI, UART, SGMII, SDIO, GPIOs
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