C030-R412M - User Guide
UBX-19010121 - R01
Hardware description
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Hardware description
The u-blox C030-R412M has the following onboard hardware features:
u-blox SARA-R412M LTE Cat M1/NB1 and 2G module
u-blox ZOE-M8B concurrent GNSS receiver SiP for up to 3 GNSS (GPS, Galileo, GLONASS, and
BeiDou)
STM32F437VG Cortex-M4 ARM Host MCU with 1024 kB Flash, 256 kB SRAM and SWD connector
o
12 MHz crystal oscillator for system clock
o
32.768 kHz crystal oscillator for real-time clock
o
1.8 V operation
On-board ST-Link/V2-1 debugger/programmer with SWD connector
o
ST-Link/V2-1 standalone development and debug capability
o
USB re-enumeration; Virtual COM port, Mass Storage Device and Debug Port
o
5V from ST-Link/V2-1 Debug USB VBUS, 3.3V operation
o
(CMSIS-DAP variant of the FW with extended features will be available in the future)
On-board TI® bq24295 Single Cell LiPo battery charger and TI® bq27441-G1 Battery Fuel Gauge
Molex® SPOX™ 5268-03A LiPo battery connector
o
Supports battery types like LP-503759-IS-3 from BAK (battery is not included)
On-board SiLabs® CP2105 USB to Dual UART Bridge as Serial USB sniffer
o
Alternative to ST-Link/V2-1 Virtual COM Port when ST-LINK/V2-1 is not used/available
o
Alternative to Main Supply and Debug USB 5V VBUS inputs
o
Sniffing serial communication between the Host MCU and the Cellular module
RGB User LED, and two push buttons: User and Reset
On-board SiLabs® Si7034-A10 Humidity and Temperature Sensor
o
Only the temperature sensor is used; it cannot be used for humidity measurements
SD card socket for file storage
SMA RF connectors for 50
Ω
cellular and GNSS active antennas
MicroSIM card holder
Extension:
o
Arduino™ Uno R3 compatible interface
o
6 analog capable inputs
o
8 PWM capable outputs
o
22 GPIOs
o
1 x SPI
o
1 x I2C
o
1 x UART with HW flow control option (RTS, CTS)
Flexible board power supply:
o
5 V main supply USB, debug USB, and sniffer USB VBUS inputs
o
Arduino UNO R3 VIN input for external power supply
⚠
VIN voltage level should not exceed the C030 component and SARA-R412M absolute maximum
ratings.
o
2.8 V to 4.4 V LiPo Battery input
Support of a wide range of Integrated Development Environments (IDEs), including but not limited
to GCC-based IDEs, ARM mbed
ARM mbed Enabled (see
