CLM920_RC3(RV3 RE3)LCC Series CAT1 Module Hardware Manual
Shanghai YUGE Information Technology Co., Ltd.
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Applicati
on
interface
Used for AT commands, data transmission, software
debugging and software upgrade
USB driver: support Windows / Linux / Android etc.
UART
interface
Main serial port (4-wire):
Support RTS and CTS hardware flow control
Used for AT commands and data transmission
Baud rate up to 3.6Mbps, the default is 115200bps
Debug serial port (2 lines):
Used for debugging information output and printing
module log
The default baud rate is 115200bps
PCM
interface
PCM digital audio, external codec chip
Only main mode is supported
SDIO
interface
Compliant with SDIO 3.0 protocol
Compliant with IEEE 802.11 standard
I2C interface
Compliant with I2C bus protocol
High speed mode can support up to 3.4Mbps rate
ADC
interface
Supports two 12-bit sampling ADCs
Voltage input range 0 ~ 1.2V
Status
indicator
NET_STATUS network operation status indication
NET_MODE network registration status indication
STATUS module running status indication
General GPIO
WAKEUP_IN sleep mode control
W_DISABLE # Flight mode control
Two general-purpose input and output ports GPIO69,
GPIO74
Frequency band
LTE-TDD:B34/B38/B39/B40/B41
LTE-FDD:B1/B3/B5/B8
GSM/GPRS/EDGE:GSM900/DCS1800
Transmit power
LTE: Class 3(23dBm
±
2dB)
Class 4(33dBm
±
2dB) GSM900
Class 1(30dBm
±
2dB) DCS1800
Data service
GPRS/EDGE(
3GPP R99
):