User's Guide

ATOP3.5G Product Description
80447ST10636A rev.10 – 2015-03-03
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Reserved. Page 7 of 66
Mod. 0808 2011-07 Rev.2
 Security processor
3
: This processor provides a root of trust for signing messages to
servers; authenticates the presence of an external vignette; and/or runs multiple security
applications.
 Utility processor: This processor takes care of all housekeeping tasks such as
connecting to external interfaces, displays, etc. but also handles power management,
waking-up and booting-up the system, i.e. all support tasks which are not part of the
high-level applications but are required to make the system work.
Figure 2 ATOP conceptual view
3 Features and benefits
 Utility processor for interfacing with external world and house-keeping
o ARM Cortex M3 microcontroller with Ethernet, CAN, USB Host, Device and
OTG, UART, SPI-bus, I
2
C-bus, ADCs, DAC, GPIOs, and PWMs
o Internal temperature sensor
 Application processor to run customer application code
o Virtual Machine for customer application
o Communication coprocessor with Quad-band 3.5G/EDGE/GPRS/GSM terminal
o GPS/GLONASS receiver
 Near Field Communication (NFC) coprocessor to connect to external vignette, smart
card, mobile phone
2
 Security processor for providing a source of trust
3
o SmartMX smartcard running JCOP 2.4.2
 Mandatory and voluntary certification
o R&TTE and FCC passed for safety, EMC, and RF
o Certification for GCF, including field test
o Certification for PTCRB
o Certification for AT&T
 Designed and qualified for use in automotive applications
1
 -40 °C to +85 °C / limited operating range as defined in Table 11
3
Only for OM12030/1X0 and OM12030/2X0, with X as defined in Section 5.