Variscite VAR-EXT-CB103 User manual

VARISCITE LTD
VAR-EXT-CB103
Extension Board for VAR-xxxxCustomBoard
Ver1.0
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© 2009 Variscite Ltd.
All Rights Reserved. No part of this document may be photocopied, reproduced, stored in
a retrieval system, or transmitted, in any form or by any means whether, electronic,
Mechanical, or otherwise without the prior written permission of Variscite Ltd.
No warranty of accuracy is given concerning the contents of the information contained in
this publication. To the extent permitted by law no liability (including liability to any
person by reason of negligence) will be accepted by Variscite Ltd., its subsidiaries or
employees for any direct or indirect loss or damage caused by omissions from or
inaccuracies in this document.
Variscite Ltd. reserves the right to change details in this publication without notice.
Product and company names herein may be the trademarks of their respective owners.
Variscite Ltd.
60 Mediant Ha’Yehudim.
Hertzelia Pituach
P.O.B 12598
46722, Israel
Phone [phone] • Fax [phone]

Revision History
Revision Date Notes
1.0 14/01/2010 Initial release

TableofContents
Revision History................................................................................ii
1Overview............................................................................4
1.1General Information ...............................................................4
1.2Related Documents................................................................4
2Detailed Description ..........................................................5
2.1VAR-EXT-CB103 Layout & Connectors.................................5
2.1.1IO & BUS Extenders (Section A)....................................................5
2.1.2RS-232 Level UARTS (Section B)..................................................6
2.1.3USB HUB (Section C).....................................................................6
2.1.4JTAG (Section D)............................................................................6
3Connectors Pin out............................................................7
3.1Extension Headers.................................................................7
3.1.1Extension Header J6 – LCD Interface............................................7
3.1.2Extension Header J3 – CAM & I2C................................................8
3.1.3Extension Header J7 – Local Bus ..................................................9
3.1.4Extension Header J9 – SPI, MMC & ADC...................................10
3.2UARTs .................................................................................11
3.2.1RS232 connectors assignment.....................................................11
3.2.2RS232 connectors pin out............................................................11
3.3JTAG Connectors.................................................................11
3.3.1JTAG In (J12) ...............................................................................11
3.3.2JTAG Out (J11).............................................................................11
4Environmental specifications...........................................12
5Legal notice.....................................................................13
6Warranty terms................................................................15
7Contact information ......................................................16

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
1Overview
This chapter gives a short overview of the VAR-EXT-CB103 extension board.
1.1 General Information
The VAR-EXT-CB103 extension board is an add-on board, plugs into the VAR-
xxxxCustomBoard extension connectors. The VAR-EXT-CB103 exposes more than
90% of the VAR-SOM-xxxx IO’s and interfaces into an easy to use 2.54mm pitch
through-hole connectors. The VAR-EXT-CB103 standard prototyping headers offers
a fast & easy way for adding additional custom hardware to the VAR-
xxxxCustomBoard.
Additional to exposing the VAR-SOM-xxxx IO’s the VAR-EXT-CB103 features also:
1. On board 3 port USB2 HUB
2. Two RS-232 transceivers & connectors
3. JTAG interface adapter
Supporting products:
•VAR-OM35CustomBoard
•VAR-MX25CustomBoard
Contact support for further information: mailto:[email protected].
1.2 Related Documents
Document Location
VAR-SOM-OM35 data sheet http://www.variscite.com/DataSheets/VAR-
OM35xxSBC_DS_V1_3.pdf
VAR-SOM-MX25 data sheet http://www.variscite.com/DataSheets/VAR-SOM-
MX25_DS_V1_1.pdf
4 Data Sheet Rev 1.0

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
2Detailed Description
2.1 VAR-EXT-CB103 Layout & Connectors
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2.1.1 IO & BUS Extenders (Section A)
The VAR-EXT-SB103 features four 15x2, 2.54mm, standard header connectors.
The four headers expose more than 90% of VAR-SOM-xxxx modules IOs and
interfaces, among including:
•Full LCD interface.
•CAM Interface.
•SPI,I2C Serial BUS.
•MMC.
•Two A to D inputs.
•Local BUS (if featured in SOM connector).
•GPIO.
Detailed pin out can be found in section 3.1 “Extension Headers”
5 Data Sheet Rev 1.0

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
2.1.2 RS-232 Level UARTS (Section B)
The VAR-EXT-SB103 features two 5x2 headers. Together with on board
UART connector featured by the VAR-xxxxCustomBoard, all three VAR-
SOM-xxxx UART interfaces can be directly connected to any standard RS-
232 terminal.
Detailed pin out can be found in section 3.2 UARTS
2.1.3 USB HUB (Section C)
The VAR-EXT-SB103 features stand alone, 3 ports USB2 HUB. The HUB
can be connect either to VAR-xxxxCustomBoard HOST port or to the OTG
port using standard USB cable.
The HUB enables to using USB1.1 devices with VAR-OM35CustomBoard
HOST port without needing third party USB hub.
2.1.4 JTAG (Section D)
The VAR-EXT-SB103 features on board 2x7 pin, 2.57mm pitch JTAG connector
to 2x5 pin, 1.27mm JTAG connector converter.
Detailed pin out can be found in section 3.3 JTAG Connectors
6 Data Sheet Rev 1.0

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
3Connectors Pin out
3.1 Extension Headers
3.1.1 Extension Header J6 – LCD Interface
PIN#VAR‐SOM‐OM35
SignalName
VAR‐SOM‐MX25
SignalName
1 VIO VIO
2 DSS_D0 CAN_TX1
3 DSS_D1 CAN_RX1
4 DSS_D2 LCD_D0
5 DSS_D3 LCD_D1
6 DSS_D4 LCD_D2
7 DSS_D5 LCD_D3
8 DSS_D6 LCD_D4
9 DSS_D7 LCD_D5
10 DSS_D8 CSPI1_RDY
11 DSS_D9 LCD_16
12 DSS_D10 LCD_D6
13 DSS_D11 LCD_D7
14 DSS_D12 LCD_D8
15 DSS_D13 LCD_D9
16 DSS_D14 LCD_D10
17 DSS_D15 LCD_D11
18 DSS_D16 NC
19 DSS_D17 GPIO4[6]
20 DSS_D18 LCD_D12
21 DSS_D19 LCD_D13
22 DSS_D20 LCD_D14
23 DSS_D21 LCD_D15
24 DSS_D22 LCD_D16
25 DSS_D23 LCD_D17
26 DSS_PCLK LCD_PCLK
27 DSS_VSYNC LCD_VSYNC
28 DSS_HSYNC LCD_HSYNC
29 GND GND
30 DSS_ACBIAS LCD_DRDY
•
7 Data Sheet Rev 1.0

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
3.1.2 Extension Header J3 – CAM & I2C
PIN
#
VAR‐SOM‐OM35
SignalName
VAR‐SOM‐MX25
SignalName
1VIOVIO
2NCNC
3CAM_D0NC
4NCNC
5CAM_D1NC
6NCNC
7CAM_D2CSI_D2
8NCNC
9CAM_D3CSI_D3
10NCNC
11CAM_D4CSI_D4
12NCNC
13CAM_D5CSI_D5
14NCNC
15CAM_D6CSI_D6_MMC2_CMD
16CAM_STROBECSPI_CS1
17CAM_D7CSI_D7__MMC2_CLK
18CAM_XCLKACSI_MCLK_MMC2_DAT0
19CAM_D8CSI_D8
20CAM_PCLKCSI_PIXCLK_MMC2_DAT3
21CAM_D9CSI_D9
22I2C3_SDAI2C1_DATA
23CAM_D10NC
24I2C3_SCLI2C1_CLOCK
25CAM_D11NC
26CAM_WENNC
27CAM_VSCSI_VSYNC_MMC2_DAT1
28CAM_FLDGND
29GNDGND
30CAM_HSCSI_HSYNC_MMC2_DAT2
8 Data Sheet Rev 1.0

VAR-EXT-CB103 REV 1.0 EXTENSION BOARD
3.1.3 Extension Header J7 – Local Bus
PIN
#
VAR‐SOM‐OM35
SignalName
VAR‐SOM‐MX25
SignalName
1LB_IO_0NC
2LB_IO_1NC
3LB_IO_2NC
4LB_IO_3NC
5LB_IO_4NC
6LB_IO_5NC
7LB_IO_6NC
8LB_IO_7NC
9LB_IO_12NC
10LB_IO_9NC
11LB_IO_14NC
12LB_IO_11NC
13LB_IO_A1NC
14LB_IO_13NC
15LB_IO_A3NC
16LB_IO_15NC
17LB_IO_A5NC
18LB_IO_A2NC
19LB_IO_A7NC
20LB_IO_A4NC
21LB_IO_8NC
22LB_IO_A6NC
23LB_IO_10NC
24LB_nCS3NC
25LB_RE_OE_NNC
26LB_nADV_ALENC
27LB_WE_N3V3
28LB_CLENC
29LB_WAIT0NC
30LB_CLKPWM1

9 Data Sheet Rev 1.0