Ublox C027-C20, Руководство пользователя

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C027-U20/C20/G35 - User Guide
Starting up
UBX-13004386 - R01 Objective Specification
Page 6 of 10
1.2 C027-U20/C20/G35 block diagram
Figure 2 shows the main interfaces and internal connections of the C027:
MAX 7Q
GNSS
module
Step - Down
Ethernet
connector
7 - 17 V
Power
input
CAN
connector
Wireless module
LISA-U200 / LISA-C200/
SARA-G350
Main
ANT
USB B
connector
ARM Cortex-M3
LPC1768 MCU
Main CPU
ARM
Cortex-M0
LPC1768
GNSS
ANT
Step - Down
LDO
LDO
Reset
SIM card
holder
AnalogIn PwmOut
I
2
C
USB / UART
EN
EN
LDO EN
UART
I
2
C
UART
Eth
Serial
3V3
Ethernet
transceiver
3V3
3V8
V
o
lt
ag
e
tr
an
sl
at
o
rs
UART control
Figure 2: C027 block diagram
1.3 C027 starter kit BoM
The C027 IoT starter kit contains the following items:

C027 PCB with cellular module, GNSS module, ARM CPU and all interfaces

GNSS antenna (Taoglas AA.161 or AA.162)

Penta-band cellular antenna (Taoglas TG.22.0111)

Quick start instruction card
1.4 Features
1.4.1 Cellular and GNSS modules

LISA-C200 (C027-C20), LISA-U200 (C027-U20) or SARA-G350 (C027-G35) cellular module (assembly
option)

MAX-7Q GNSS receiver
1.4.2 Main CPU

High-performance ARM(R) Cortex(TM)-M3 NXP LPC1768 MCU running at 96 MHz

512 kByte on-chip flash

64 kByte on-chip SRAM
1.4.3 Interfaces and electrical data

A standard-based header connector with
o
6 analog inputs
o
9 PWM capable outputs
o
22 GPIOs