COMPANY PRESENTATION | 2018 | ELECTRONICS R&D3
FUNCTIONAL SAFETY
ISO 26262 (road vehicles)
ISO 25119 (agricultural machinery)
STANDARDS
Process compliant with level 3
Principal (top level) Assessorspermanent support
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D4
custom L3 - Req. Allocation
dgt1
ana2
pwr1
pwr2 pwr3
dgt3
dgt2
pwr4
pwr5
ana3
ana1
pwr6
PowerUnit
dgt1
ana2
pwr1
pwr2 pwr3
dgt3
dgt2
pwr4
pwr5
ana3
ana1
pwr6
dgt
pwr3pwr1
pwr2
Regulator
Adgt
pwr3pwr1
pwr2pwr1 pwr2
ConditioningFilterR
A
pwr1 pwr2
pwr1 pwr2
ConditioningFilterL
A
pwr1 pwr2
pwr1
pwr2
dgt
VbbDriv erSwitch
A
pwr1
pwr2
dgt
ana2
pwr2
pwr3
pwr1
ana1
ana3
dgt
BatteryMonitor
A
ana2
pwr2
pwr3
pwr1
ana1
ana3
dgt
pwr1 pwr2
pwr3
VbbPowNetwork
A
pwr1 pwr2
pwr3
2.2.1.4: MMC-SMC battery
voltage measurement
2.2.1.1: ECU power network
2.2.1.3: PBCU logic unit
supply
2.2.1.3-2
2.2.6.1: OFF mode current
consumption
2.2.6.2: No actuation current
consumption
2.2.8.1: EMC filters
2.2.1.1: ECU power network
(positive)
2.2.1.2: ECU power network
(ground)
2.2.1.4: Power network
failure (logic)
2.2.1.5: MMC-SMC battery
voltage mesurement
2.2.1.6: MMC-SMC battery
voltage mesurement
(diagnostic)
2.2.6.1: OFF mode current
consumption
2.2.6.2: OFF mode current
consumption (T max)
2.2.6.3: No actuation current
consumption2.2.8.1: EMC filters
Vbb_A
EnableVcc
Vcc_5V
Vbb_A
Vbb_B
Vbb_A
Vbb_A_Mon
Vbb_BVbb_B_Mon
Vbb_B
VbbPow_12V
VbbDriver_12Volt
Vbb_A
EnableVbbDriver
En_Monitor_Batt
VbbDriver_12V
VbbPow_12V
Vbb_Driver_Mon
Vbb_B
«satisfy»
«satisfy»
«satisfy»«satisfy» «satisfy»«satisfy»
Vbatt_B
«satisfy»
Vbatt_A
«satisfy»«satisfy»«satisfy»«satisfy»
DESIGN PROCESS
HARDWARE DESIGN
Architectural designand requirements allocation
Detailed design
Component selection according to AEC standard
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D5
Multi-board design.Conventional 2D and 3D design. Design to manufacturing checks.
HARDWARE DESIGNDRAWING & ROUTING
Signal and power integrity simulation.
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D6
Tools for simulating and optimizing electromagnetic systems for EMC on printed circuit boards (PCB).
HARDWARE DESIGNELECTROMAGNETIC SIMULATION
ELECTRICAL SIMULATION R1
47R
R2
100R
0
0
R3
39.2k
R4
10K
VCC
U2
LM2903/5_1/TI
+3
-2
V+7
V-4
OUT6
VCC
0
R610K
VCC
D1
BAV99/INF
D2
BAV99/INF
D3
BAV99/INF
D4
BAV99/INF
VCC VCC
0 0
COMPARATOR
Q1
BCR133
Q2
BCR166
R15
1meg
R7
10k
0
VCC
VBB_DRIVER
R17
1k
C1
1n
ENCODER
0
ENABLE ENCODER
Time
0s 2ms 4ms 6ms 8ms 10ms 12ms 14ms 16ms 18ms 20ms 22ms 24ms 26ms 28ms 30ms
-I(R1)
-12mA
-11mA
-10mA
-9mA
-8mA
V(C1:2)
0V
2.0V
4.0V
6.0V
SEL>>
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D7
CFD THERMAL DESIGN AND ANALYSIS
Thermal simulation tool.
HARDWAREDESIGN
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D8
MECHANICAL DESIGNDESIGN PROCESS – 3D Modelling Tools and CAE Tools
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D9
MECHANICALDESIGNCAE ANALISYS
Modal/vibrational (sine or random) analysis Mechanical shock analysis
Static structural analysis
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D10
OPTICAL ANALISYS – Telltales, Dial plates, Display and Head-Up
Pointers
MECHANICAL DESIGN
Dial plates and telltales
Displays
Head-Up
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D11
MTA Core is a software package that contains general purpose libraries plus an engine that manages all typical functional states of automotive application.
Main features:• OS independent• hardware independent• layered and modular approach• small footprint• optimized• code reuse oriented
SOFTWARE DESIGN
VEHICLE FUNCTIONS
ENGINE
SYSTEM ABSTRACTION
VEHICLE FUNCTIONS
VEHICLE FUNCTIONS
VEHICLE FUNCTIONS
OPERATING SYSTEM HARDWARE
MTA CORE
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D12
Since 2010 MTA develops its projects using the Autosar (3.1/4.X) environments which are certifiable at different ASIL levels (ISO 26262/25119):
Examples of complex drivers developments:• motor DC/DC control• motor brushless control• stepper motor control• power driver• board protection system• TFT/LCD displays• sound generator
SOFTWARE DESIGN
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D13
Linux optimization by MTA.
• Linux for instrument cluster₋ Quick Boot in milliseconds
₋ 50ms CAN messages₋ graphics in less than 1 sec
₋ fast and complex graphics₋ 2.5D, 3D at 60fps ₋ multi-display
• Linux for infotainment₋ multimedia (radio, audio/video)₋ connectivity (cellular, BT…) ₋ positioning (navigation)
• Linux for security₋ security extensions₋ firmware over the air₋ secure gateway
SOFTWARE DESIGNLINUX
UI Application
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D14
Android optimization by MTA.
• Android Quick Boot in few seconds (< 4 sec)
• Widely automotive bus support: ₋ CAN ₋ LIN₋ BroadR-Reach
• Enable advanced functionalities:₋ multimedia₋ connectivity ₋ apps₋ complex graphics
• Real-Time:₋ vehicle functionalities implemented in Autosar
Veh
icle
co
mm
un
icat
ion
SOFTWARE DESIGNANDROID
COMPANY PRESENTATION | 2018 | ELECTRONICS R&D15
AUTOMATION FOR VALIDATION & END-OF-LINE TESTVISIONCamera image recognition for automatic verification of icons, graphics elements, alarms, messages and telltales.
HARDWARE IN THE LOOP• Electrical test• Input/output stress test• Optical, audio, haptic tests (robots)• Acquisition systems
www.mta.it | [email protected]
THANK YOUfor your attention
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All Contents herein are provided on an “AS IS” basis, without warranties of any kind. The Contents discussed herein remain the sole and exclusive property of MTA S.p.A. and shall not be copied, translated in whole or in part without MTA S.p.A prior written consent.
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