VIA Technologies SOM-9X35 Manuals

Manuals and User Guides for VIA Technologies SOM-9X35. We have 3 VIA Technologies SOM-9X35 manuals available for free PDF download: Design Manual, User Manual, Quick Manual

VIA Technologies SOM-9X35 Design Manual (81 pages)

Carrier Board

Brand: VIA Technologies | Category: Control Unit | Size: 5 MB

Table of Contents
4
Introduction
10
Document Overview
10
Acronyms Used
11
Table 01: Acronyms Used
11
I/O Parameter Definitions
12
Schematic Conventions
12
Figure 01: Schematic Conventions
12
Table 02: I/O Parameter Definitions
12
General Carrier Board Recommendations
13
PCB Stack-Up
13
Figure 02: Microstrip PCB Stack-Up Example
13
Figure 03: Stripline PCB Stack-Up Example
13
6-Layer PCB Stack-Up Example
14
Impedance Requirements
14
Figure 04: 6-Layer PCB Board Stack-Up Detail
14
Table 03: Impedance Requirements
14
General Layout & Routing Guidelines
15
Figure 05: Point-To-Point and Multi-Drop Examples
15
Figure 06: Daisy-Chain Example
15
Figure 07: Alternate Multi-Drop Example
15
General Trace Attribute Recommendation
16
Figure 08: Single-Ended Trace Width and Spacing Example
16
Figure 09: Differential Trace Width and Spacing Example
16
Table 04: Recommended Trace Width and Spacing
16
General Clock Routing Considerations
17
Figure 10: Suggested Clock Trace Spacing
17
Figure 11: Clock Trace Layout in Relation to the Ground Plane
17
Figure 12: Series Termination for Multiple Clock Loads
17
Trace Bend Geometry
18
Signal Proximity
18
Figure 13: Use 135° Bends Instead of 90
18
Figure 14: Suggested Minimum Distance and Segment Length at Bends
18
Figure 15: Try to Increase Spacing between Traces Whenever It Is Possible
18
Trace Stubs
19
Ground Planes under Pads
19
Figure 16: Avoid Stub Traces by Daisy Chain Routing
19
Figure 17: Remove Ground Plane under Large Pads
19
Differential Pair Signals
20
Length Matching
20
Figure 18: Do Not Put any Components or Vias between Differential Pairs
20
Figure 19: Place Vias Symmetrical
20
Figure 20: Route Pairs on the same Layer, Place same Amount of Vias
20
Figure 21: Route Pairs on the same Layer, Place same Amount of Vias
21
Figure 22: Add Length Correction to the Mismatching Point
21
Figure 23: Place Length Compensation Close to a Bend
21
Figure 24: Length Differences Need to be Compensated in each Segment
22
Figure 25: Pairs Within same Interface Should be Routed Preferable on same Layer
22
Figure 26: Preferred Symmetrical Breakout
22
Figure 27: Preferred Breakout of Differential Pairs
23
SOM-9X35 Module & M.2 Slot Specification Overview
24
SOM-9X35 Module Placement
24
Figure 28: SOM-9X35 Module Placement Example on the Carrier Board
24
SOM-9X35 Module & Carrier Board Dimensions
25
Figure 29: Dimensions of the SOM-9X35 Module
25
Figure 30: Dimensions of the Reference Carrier Board
25
Slot
26
Slot Dimensions
26
Figure 31: Dimensions of the M.2 Slot (Top View)
26
Figure 32: Dimensions of the M.2 Slot (Side View)
26
Table 05: M.2 Slot Sample
26
Slot Height Notes
27
Slot Placement (Unit MM)
27
Slot Pin Assignments
27
Figure 33: M.2 Slot Placement
27
Slot Reference Schematics
37
Figure 34: M.2 Slot Reference Circuitry (Part 1)
37
Table 06: M.2 Slot Pinouts
37
Figure 35: M.2 Slot Reference Circuitry (Part 2)
38
Figure 36: M.2 Slot Reference Circuitry (Part 3)
38
Layout & Routing Recommendation
39
HDMI Interface
39
HDMI Signal Definition
39
Figure 37: HDMI Routing Topology
39
Table 07: HDMI Signal Definition
39
HDMI Layout & Routing Recommendations
40
Figure 38: HDMI Differential Trace Width and Spacing Example
40
Figure 39: HDMI Single-Ended Trace Width and Spacing Example
40
Table 08: HDMI Layout Guidelines
40
HDMI Reference Schematics
41
Figure 40: HDMI Reference Circuitry (Part 1)
41
Table 09: SOM-9X35 HDMI Trace & Via Delay
41
Figure 41: HDMI Reference Circuitry (Part 2)
42
Figure 42: HDMI Reference Circuitry (Part 3)
42
MIPI DSI Interface
43
MIPI DSI Signal Definition
43
Figure 43: MIPI DSI Routing Topology
43
Table 10: MIPI DSI Signal Definition
43
MIPI DSI Layout & Routing Recommendations
44
Figure 44: MIPI DSI Differential Trace Width and Spacing Example
44
Table 11: MIPI DSI Layout Guidelines
44
MIPI DSI Reference Schematics
45
Figure 45: MIPI DSI Reference Circuitry
45
Table 12: SOM-9X35 MIPI DSI Trace & Via Delay
45
LCD Backlight & Bias Voltage Reference Schematics
46
LVDS Interface
46
LVDS Signal Definition
46
Figure 46: LCD Backlight & Bias Voltage Reference Circuitry
46
Figure 47: LVDS Routing Topology
47
Figure 48: LVDS Differential Trace Width and Spacing Example
47
Table 13: LVDS Signal Definition
47
Table 14: LVDS Layout Guidelines
48
Table 15: SOM-9X35 LVDS Trace & Via Delay
48
LVDS Reference Schematics
49
Figure 49: LVDS Reference Circuitry
49
MIPI CSI Interface
50
MIPI CSI Signal Definition
50
Table 16: MIPI CSI0 Signal Definition
50
MIPI CSI Layout & Routing Recommendations
51
Figure 50: MIPI CSI Routing Topology
51
Figure 51: MIPI CSI Differential Trace Width and Spacing Example
51
Table 17: MIPI CSI1 Signal Definition
51
Table 18: MIPI CSI Layout Guidelines
52
Table 19: SOM-9X35 MIPI CSI0 4-Lane Trace & Via Delay
52
Table 20: SOM-9X35 MIPI CSI0A 2-Lane Trace & Via Delay
53
Table 21: SOM-9X35 MIPI CSI0B 2-Lane Trace & Via Delay
53
MIPI CSI Reference Schematics
54
Figure 52: Camera Main Clock Oscillator Reference Circuitry
54
Table 22: SOM-9X35 MIPI CSI1 4-Lane Trace & Via Delay
54
Figure 53: Camera I2C Bus Level Shift Reference Circuitry
55
Figure 54: Camera Control Pin Level Shift Reference Circuitry
55
Figure 55: Camera Power Control Reference Circuitry
56
Figure 56: MIPI 4-Lane Camera Reference Circuitry (Part 1)
56
USB Interface
57
USB Signal Definition
57
Figure 57: MIPI 4-Lane Camera Reference Circuitry (Part 2)
57
Figure 58: USB Routing Topology
57
Table 23: USB Signal Definition
57
USB Layout & Routing Recommendations
58
Figure 59: USB Differential Trace Width and Spacing Example
58
Table 24: USB Layout Guidelines
58
Table 25: USB Port0 OTG
58
Table 26: USB Port0 Host/Device
58
USB Reference Schematics
59
Figure 60: USB Port0 Reference Circuitry
59
Table 27: USB Port0 Trace & Via Delay
59
Table 28: USB Port1 Trace & Via Delay
59
Figure 61: USB Port1 Reference Circuitry (Part1)
60
Figure 62: USB Port1 Reference Circuitry (Part2)
60
SDC Interface
61
SDC Signal Definition
61
SDC Layout & Routing Recommendations
61
Figure 63: SDC Routing Topology
61
Table 29: SDC Signal Definition
61
Figure 64: SDC Single-Ended Trace Width and Spacing Example
62
Table 30: SDC Layout Guidelines
62
Table 31: SOM-9X35 SDC Trace & Via Delay
62
SDC Reference Schematics
63
Analog Audio Interface
63
Analog Audio Signal Definition
63
Figure 65: SDC Reference Circuitry
63
Table 32: Analog Audio Signal Definition
63
PCB Layout Requirement
64
Schematics Requirement
64
Figure 66: Audio Bias Voltage LDO Reference Circuitry
64
Audio Analog Reference Schematics
65
Figure 67: On-Board MIC Reference Circuitry
65
Figure 68: Line-Out & MIC-In Jack Reference Circuitry
65
Figure 69: Speaker Connector Reference Circuitry
66
Figure 70: Class-D Amplifier Reference Circuitry
66
GPIO Interface
67
GPIO Signal Definition
67
Figure 71: GPIO Level Shift Reference Circuitry
67
Table 33: SOM-9X35 GPIO Signal Definition
67
GPIO Extender
68
ADC Interface
68
ADC Signal Definition
68
ADC Design Notes
68
Figure 72: GPIO Expander Reference Circuitry
68
Table 34: SOM-9X35 ADC Signal Definition
68
System Boot Interface
69
System Boot Signal Definition
69
System Boot Design Notes
69
Figure 73: ADC Reference Circuitry
69
Table 35: SOM-9X35 System Boot Signal Definition
69
System Boot Reference Schematics
70
PWM Interface
70
PWM Signal Definition
70
PWM Design Notes
70
Figure 74: SOM-9X35 Power Switch Reference Circuitry
70
Figure 75: SOM-9X35 BATSNS Reference Circuitry
70
Table 36: SOM-9X35 PWM Signal Definition
70
I2C Interface
71
I2C Signal Definition
71
I2C Design Notes
71
Figure 76: SOM-9X35 PWM Level Shift Reference Circuitry
71
Table 37: SOM-9X35 I2C Signal Definition
71
UART & SPI Interface
72
UART & SPI Signal Definition
72
Figure 77: SOM-9X35 I2C Level Shift IC Reference Circuitry
72
Figure 78: SOM-9X35 I2C Level Shift Reference Circuitry
72
UART & SPI Design Notes
73
Figure 79: SOM-9X35 I2C Level Shift IC Reference Circuitry
73
Table 38: SOM-9X35 UART & SPI Signal Definition
73
MCU Interface
74
MCU Signal Definition
74
MCU Design Notes
74
MCU Reference Schematics
74
Figure 80: SOM-9X35 MCU IC Reference Circuitry
74
Table 39: SOM-9X35 MCU Signal Definition
74
MCU GPIO List
75
Figure 81: SOM-9X35 MCU Power Supply Reference Circuitry
75
Figure 82: SOM-9X35 MCU Flash Connector Reference Circuitry
75
Button Interface
76
Button Signal Definition
76
Table 40: SOM-9X35 MCU GPIO List
76
Table 41: SOM-9X35 Button Signal Definition
76
Button Design Notes
77
Figure 83: SOM-9X35 Reset Button Reference Circuitry
77
Figure 84: SOM-9X35 Download Button Reference Circuitry
77
Figure 85: SOM-9X35 Power Button Reference Circuitry
77
Power Manage Interface
78
Power Manage Signal Definition
78
Power Manage Design Notes
78
Gas Gauge Interface
78
Table 42: SOM-9X35 Power Management Signal Definition
78
Table 43: SOM-9X35 Power Management Status
78
Table 44: SOM-9X35 Gas Gauge Signal Definition
78
Figure 86: SOM-9X35 Battery Leakage Protect Reference Circuitry
79
Figure 87: SOM-9X35 Gas Gauge Current Sense Reference Circuitry
79
Figure 88: 2:1 Voltage Divided Voltage Following Reference Circuitry
80

VIA Technologies SOM-9X35 User Manual (48 pages)

Brand: VIA Technologies | Category: Computer Hardware | Size: 2 MB

Table of Contents
6
Product Overview
10
Key Features
10
Product Specifications
10
Layout Diagram
13
Figure 01: VIA SOM-9X35 Module Layout (Top View)
13
Figure 02: Dimensions of the VIA SOM-9X35 Module (Top View)
13
On-Board I/O Connectors
14
UART Debug Connector
14
Figure 03: UART Debug Connector
14
Table 01: UART Debug Connector Pinouts
14
I-PEX Connector
15
Figure 04: I-PEX Connector
15
Hardware Installation
16
Installing the VIA SOM-9X35 Module on the Carrier Board
16
Figure 05: VIA SOM-9X35 Module Installation
16
Figure 06: Securing the VIA SOM-9X35 Module to the Carrier Board
16
Connecting the Wi-Fi Antenna
17
Figure 07: Connecting the Wi-Fi Antenna
17
Software and Technical Support
18
Android and Yocto Support
18
Technical Support and Assistance
18
Appendix Avia VAB-935 Carrier Board Reference
19
Carrier Board I/O
19
Figure 08: VIA VAB-935 Carrier Board Layout (Top View)
19
Figure 09: VIA VAB-935 Carrier Board Front Panel I/O
19
Figure 10: VIA VAB-935 Carrier Board Rear Panel I/O
19
Carrier Board Dimensions
20
Figure 11: VIA VAB-935 Carrier Board Layout (Bottom View)
20
Figure 12: Dimensions of the VIA VAB-935 Carrier Board (Top View)
20
Figure 13: External I/O Dimensions of the VIA VAB-935 Carrier Board (Front Panel)
20
Carrier Board Height Distribution
21
Figure 14: External I/O Dimensions of the VIA VAB-935 Carrier Board (Back Panel)
21
Figure 15: Height Distribution of the VIA VAB-935 Carrier Board (Top View)
21
Figure 16: Height Distribution of the VIA VAB-935 Carrier Board (Bottom View)
21
Carrier Board On-Board I/O
22
Minipcie Slot
22
Figure 17: Minipcie Slot
22
Table 02: Minipcie Slot Pinouts
22
SIM Card Slot
23
Figure 18: SIM Card Slot
23
Table 03: SIM Card Slot Pinouts
23
Battery Charger Connector
24
Figure 19: Battery Charger Connector
24
Table 04: Battery Charger Connector Pinouts
24
RTC Battery Connector
25
Speaker Connectors
25
Figure 20: RTC Battery Connector
25
Figure 21: Speaker Connectors
25
Table 05: RTC Battery Connector Pinouts
25
On-Board MIC Connector
26
Figure 22: On-Board MIC Connector
26
Table 06: Speaker Connector Pinouts
26
Table 07: On-Board MIC Connector Pinouts
26
MCU Upgrade Pin Header
27
MIPI CSI 4-Lane Connectors
27
Figure 23: MCU Upgrade Pin Header
27
Figure 24: MIPI CSI 4-Lane Connectors
27
Table 08: MCU Upgrade Pin Header Pinouts
27
Download Button & Pin
28
Figure 25: Download Button & Pin
28
Table 09: MIPI CSI 4-Lane Connectors Pinouts
28
I/O Expansion Header
29
Figure 26: I/O Expansion Header
29
Table 10: I/O Expansion Header Pinouts
29
MIPI DSI 4-Lane Connector
30
Figure 27: MIPI DSI 4-Lane Connector
30
Table 11: MIPI DSI 4-Lane Connector Pinouts
30
LVDS Connector (ODM Request)
31
Figure 28: LVDS Connector
31
Table 12: LVDS Connector Pinouts
31
7" Touchscreen Connector
32
Figure 29: 7" Touchscreen Connector
32
Table 13: 7" Touchscreen Connector Pinouts
32
6-Pin 1.25Mm Pitch 10.1" Touchscreen Connector (ODM Request)
33
Figure 30: 6-Pin 1.25Mm Pitch 10.1" Touchscreen Connector
33
Table 14: 6-Pin 1.25Mm Pitch 10.1" Touchscreen Connector Pinouts
33
6-Pin 0.5Mm Pitch 10.1" Touchscreen Connector (ODM Request)
34
Figure 31: 6-Pin 0.5Mm Pitch 10.1" Touchscreen Connector
34
Table 15: 6-Pin 0.5Mm Pitch 10.1" Touchscreen Connector Pinouts
34
MIPI CSI 2-Lane Connectors (ODM Request)
35
Figure 32: MIPI CSI 2-Lane Connectors
35
Table 16: MIPI CSI 2-Lane Connector Pinouts
35
M.2 Connectors
36
Figure 33: M.2 Connectors
36
Figure 34: M.2 Connector Placement - Carrier Board External I/O
37
Table 17: M.2 Connector Pinouts
37
HDMI® Port
38
USB 2.0 Port
38
Figure 35: HDMI Port
38
Figure 36: USB 2.0 Port
38
Table 18: HDMI Port Pinouts
38
Table 19: USB 2.0 Port Pinouts
38
10/100Mbps Ethernet Port
39
COM Port
39
Figure 37: 10/100Mbps Ethernet Port
39
Figure 38: COM Port
39
Table 21: 10/100Mbps Ethernet Port LED Color Definitions
39
Table 20: 10/100Mbps Ethernet Port Pinouts
39
Table 22: COM Port Pinouts
39
IR Receiver
40
DC Jack
40
Reset Button & Reset Pin
40
Figure 39: IR Receiver
40
Figure 40: DC Jack
40
Figure 41: Reset Button & Pin
40
Micro USB 2.0 Port
41
Headphone Jack
41
Microphone Jack
41
Power Button
41
Figure 43: Headphone Jack
41
Figure 44: Microphone Jack
41
Figure 45: Power Button
41
Figure 42: Micro USB 2.0 Port
41
Table 23: Micro USB 2.0 Port Pinouts
41
Microsd Slot
42
Power LED
42
DIO Port
42
Figure 48: DIO Port
42
Figure 46: Microsd Card Slot
42
Figure 47: Power Button
42
Table 24: Power Button Behavior Description
42
Table 25: Microsd Card Slot Pinouts
42
Table 26: Power LED Behavior
42
Table 27: DIO Port Pinouts
43
Appendix B Installing Pcie Mini Card Accessories
44
Installing a Pcie Mini Card into the Minipcie Slot
44
Figure 49: Installing a Pcie Mini Card
45
Figure 50: Securing the Pcie Mini Card
45
Appendix C Connecting LCD Display
46
Connecting the 7" TFT-LCD Display
46
Figure 51: Connecting the 39-Pin FFC Cable of the 7" TFT-LCD Display to 'J7
46
Figure 52: Connecting the 30-Pin FFC Cable of the 7" Touchscreen to 'J9
46

VIA Technologies SOM-9X35 Quick Manual (17 pages)

Brand: VIA Technologies | Category: Computer Hardware | Size: 1 MB

Packing List
2
Connecting the Speakers
7
Connecting the Microphone
9
Connecting the AC Adapter
15
Appendix A Recommended Mating/Unmating Jig
16

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