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深圳_03_VX1000+High+Performance+Measurement+and+Calibration.pdf
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深圳_03_VX1000+High+Performance+Measurement+and+Calibration
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V1.00 | 2023-02-15
VX1000 High Performance Measurement and Calibration
u
The Motivation for VX1000
VX1000
- Solution Overview
VX1000 Driver
VXtools
Use Case
- Standard
Use Case
- Non-Standard
Stimulation Use Case
Software Debugging and Timing Analysis through XCP
Agenda
2
“How can I access the data inside my microcontroller?”
u Either through bus connection …
u … or through debug connection
Depending on required measurement bandwidth, …
u … a bus system like CAN, Ethernet …
… or …
u … the debug / trace port …
… are used to connect your target to the MC Tool.
Principle
The Motivation for VX1000
HW Interface
CAN / Ethernet
ECU
CAN
ETH
MC ToolVX1000
Debug/
Trace
Port
XCP on Ethernet
3
System Overview
VX1000 - Solution Overview
Target hardware
u Debug / Trace port
Small Plug-on-Device
(POD)
u Specific to MCU /
Target Interface
u Attached to ECU
VX Base Module
u Data processing
u XCP Slave
Measurement and
Calibration Software
u XCP Master
XCP on
Ethernet
Serial
HSSL
JTAG
DAP
SWD
Aurora
General M&C Data Rates
CAN ~ 10 kByte/s
Private CAN for MC ~ 50 kByte/s
FlexRay ~ 100 kByte/s
JTAG / DAP / SWD ~ 1…2 MByte/s
DAP Data Trace ~ 10 MByte/s
Data Trace ~ 100 MByte/s
Target
Interface
[Example Extract]
Measurement
Principle
MCU Load Data Rate
JTAG, DAP,
SWD
RAM Data Copy ~ 5…10 % 3 MByte/s
Aurora Data Trace none 100 MByte/s
4
Measurement u High-speed measurement: > 100 MByte/s (XCP + Streaming)
u Fast measurement cycles, up to 100 kHz / down to 10 µs
u First loop data acquisition (cold start)
Calibration u Automated calibration overlays
u High-speed upload and download
u Support of calibration pages
Bypassing u Very low latency bypassing
Flash Programming u Brain dead flash programming
Network Interface u CAN / CAN FD channels
u FlexRay Cluster (Channel A+B)
Tool interface u XCP on Ethernet (ASAM Standard) with up to 3 XCP slaves per VX device
u 1 Gbps & 10 Gbps Ethernet
u PTP time synchronization
Debugging u VX1000 as debugging hardware for Software Debugging over XCP
Main Features
VX1000 - Solution Overview
5
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