Functional Overview; Figure 1: Emview-7/Rpi3 Block Diagram - Janz Tec emVIEW-7/RPI3 Hardware Manual

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Functional Overview

The processing core of the emVIEW-7/RPI3 is an unmodified Raspberry PI 3 B board. A Janz Tec
specific add-on board implements the specific features. Refer to figure 1 for the block diagram. The
display is the unmodified Raspberry 7" display with integrated touch screen.
2.5A
main
DC/DC
5V, 2A
UVL:
9.1V ... 10.2 V rising
7.1 V ... 7.9V ... 8.8 V falling
(12% tolerance)
RS232
Converter
User LEDs
USB 2.0
USB 2.0
USB 2.0
USB 2.0
10/100
BaseT
© Janz Tec AG
emVIEW-7/RPI3 (Hardware and Software Manual) • Introduction
120 Ohm
J300
RS485/
RS232
Transceiver
Mode
J301
DC/DC
UART
3.3V
2A
eFuse
TPS2592AA
Raspberry PI
7" Display
800x480

figure 1: emVIEW-7/RPI3 block diagram

24pin IO header
120 Ohm
J400
Trans-
ceiver
DC
Isolator
DC
CAN
Temp.- EE-
Sensor PROM
IIC
4 4
High side
switches
4 x 0.5A
Isolator Isolator
Battery Power
(RTC Only)
1-
RTC
Wire
micro
SD
Rev. 1.0