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emPC-A/RPI4
Janz Tec emPC-A/RPI4 Manuals
Manuals and User Guides for Janz Tec emPC-A/RPI4. We have
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Janz Tec emPC-A/RPI4 manual available for free PDF download: Hardware And Software Manual
Janz Tec emPC-A/RPI4 Hardware And Software Manual (51 pages)
embedded PC
Brand:
Janz Tec
| Category:
Industrial PC
| Size: 1 MB
Table of Contents
Table of Contents
3
About this Manual
6
Acronyms and Abbreviations
6
Introduction
7
Features
7
Ordering Information
7
Functional Overview
8
Figure 1: Empc-A/RPI4 Block Diagram
8
Safety Instructions
9
Installation and Maintenance
9
Ambient and Environmental Conditions
10
Intended Use
11
Disposal and Recycling
11
Germany
11
Installation
12
Mounting
12
Figure 2: Empc-A/RPI4 Mounting Options: Desk-Top and DIN Rail
12
Connectors and Operators
13
Power in
13
Figure 3: Multi Connector for IO (Power Supply Pins Highlighted)
13
Table 1: Power Supply Connector Pins
13
Graphics Connector (HDMI)
14
Ethernet Interface
14
USB Host Interfaces (USB1-USB2)
14
Table 2: HDMI Connector
14
Table 3: Ethernet Connector
14
Table 4: USB Host Connector
14
Micro USB Slave Interface (Service Only)
15
Console (RS232)
15
Serial Port (RS232/RS485)
15
Table 5: Micro USB Slave Connector
15
Table 6: Console (RS232) Connector
15
Table 7: Serial Port Connector Pins
15
Can
16
Figure 4: RS485 Signaling
16
Table 8: CAN Connector Pins
16
Digital IO
17
Figure 5: Digital IO Detailed Schematic
17
Table 9: Digital IO Connector Pins
17
WLAN Antenna
18
LTE Antenna(S)
18
Maintenance
19
Figure 6: Empc-A/RPI4 Micro Sdcard/Sim Location
19
Figure 7: Empc-A/RPI4 Screws for Case Opening
19
Figure 8: Empc-A/RPI4 Jumper and Battery Location on PCB
19
Micro Sdcard Replacement
20
SIM Card Replacement
20
Option Jumpers
20
Battery Replacement
21
Figure 9: Removing and Replacing Coin Cell Battery
21
Operating System and Drivers
22
Standard Raspbian Operating System
22
Installation
22
Empc-A/RPI4 Driver Installation Script
23
Installation Script
23
Driver Details
23
6.2.2.1 SPI Driver
23
6.2.2.2 Sc16Is7Xx : Serial RS232/RS485 Driver
23
6.2.2.3 Mcp251Xfd : CAN Driver
24
6.2.2.4 Rv8803: RTC
24
Janz Tec AG Linux Image for Empc-A/RPI4
25
General Information
25
Optional Software
25
CODESYS Control for Raspberry Pi SL Information
25
6.5.1.1 Information
26
6.5.1.2 License Information
26
Programming Information
27
User Leds
27
I2C Bus
27
I2C-0 (ID)
27
I2C-1
27
Table 10: Internal I²C Devices
27
SPI Bus
28
Can
28
Serial Port (RS232/RS485)
28
Figure 10: RS232/RS485 Mode Switch and Transceiver Control
28
Digital IO
29
Console RS232
29
Power Supply Monitor
30
Figure 11: Power Supply Monitor Unit
30
Timing Diagrams
31
Figure 12: System Control by Power Supply Voltage (VIN)
31
Figure 13: System Control by Remote Control Input (VS)
31
State Machine
32
Power down
32
Power off
32
Figure 14: PMON State Machine
32
I2C Communication
33
I2C Address
33
I2C Registers
33
Figure 15: PMON I2C Protocols
33
Command Codes
39
I2C Timing
40
Update
40
Appendices
41
Technical Data
41
References
43
Dimensions
44
Figure 16: Housing Dimensions
44
CM4 GPIO Usage
45
Port Expander Usage
46
Expansion Connector
47
Figure 17: Expansion Connector Location
47
Figure 17: Riser PCB: Nominal Insertion Depth
47
EMC Cable Installation
49
Figure 17: EMC Shielding
49
Empc-ARPI2/3 Vs Empc-ARPI4
50
General Incompatibilities
50
Different Usage of GPIO Signals
50
Product History
51
Manual History
51
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