Variscite VAR-EXT-CB103 Manuel utilisateur
VARISCITE LTD
VAR-EXT-CB103
Extension Board for VAR-xxxxCustomBoard
Ver1.0
© 2009 Variscite Ltd.
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Variscite Ltd.
60 Mediant Ha’Yehudim.
Hertzelia Pituach
P.O.B 12598
46722, Israel
Phone +972 (9) 9562910 • Fax +972 (9) 9589477
Revision History
Revision Date Notes
1.0 14/01/2010 Initial release
TableofContents
Revision History................................................................................ii
1Overview............................................................................4
1.1General Information ...............................................................4
1.2Related Documents................................................................4
2Detailed Description ..........................................................5
2.1VAR-EXT-CB103 Layout & Connectors.................................5
2.1.1IO & BUS Extenders (Section A)....................................................5
2.1.2RS-232 Level UARTS (Section B)..................................................6
2.1.3USB HUB (Section C).....................................................................6
2.1.4JTAG (Section D)............................................................................6
3Connectors Pin out............................................................7
3.1Extension Headers.................................................................7
3.1.1Extension Header J6 – LCD Interface............................................7
3.1.2Extension Header J3 – CAM & I2C................................................8
3.1.3Extension Header J7 – Local Bus ..................................................9
3.1.4Extension Header J9 – SPI, MMC & ADC...................................10
3.2UARTs .................................................................................11
3.2.1RS232 connectors assignment.....................................................11
3.2.2RS232 connectors pin out............................................................11
3.3JTAG Connectors.................................................................11
3.3.1JTAG In (J12) ...............................................................................11
3.3.2JTAG Out (J11).............................................................................11
4Environmental specifications...........................................12
5Legal notice.....................................................................13
6Warranty terms................................................................15
7Contact 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
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
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
SignalName
VAR‐SOM‐MX25
SignalName
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
SignalName
VAR‐SOM‐MX25
SignalName
1VIOVIO
2NCNC
3CAM_D0NC
4NCNC
5CAM_D1NC
6NCNC
7CAM_D2CSI_D2
8NCNC
9CAM_D3CSI_D3
10NCNC
11CAM_D4CSI_D4
12NCNC
13CAM_D5CSI_D5
14NCNC
15CAM_D6CSI_D6_MMC2_CMD
16CAM_STROBECSPI_CS1
17CAM_D7CSI_D7__MMC2_CLK
18CAM_XCLKACSI_MCLK_MMC2_DAT0
19CAM_D8CSI_D8
20CAM_PCLKCSI_PIXCLK_MMC2_DAT3
21CAM_D9CSI_D9
22I2C3_SDAI2C1_DATA
23CAM_D10NC
24I2C3_SCLI2C1_CLOCK
25CAM_D11NC
26CAM_WENNC
27CAM_VSCSI_VSYNC_MMC2_DAT1
28CAM_FLDGND
29GNDGND
30CAM_HSCSI_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
SignalName
VAR‐SOM‐MX25
SignalName
1LB_IO_0NC
2LB_IO_1NC
3LB_IO_2NC
4LB_IO_3NC
5LB_IO_4NC
6LB_IO_5NC
7LB_IO_6NC
8LB_IO_7NC
9LB_IO_12NC
10LB_IO_9NC
11LB_IO_14NC
12LB_IO_11NC
13LB_IO_A1NC
14LB_IO_13NC
15LB_IO_A3NC
16LB_IO_15NC
17LB_IO_A5NC
18LB_IO_A2NC
19LB_IO_A7NC
20LB_IO_A4NC
21LB_IO_8NC
22LB_IO_A6NC
23LB_IO_10NC
24LB_nCS3NC
25LB_RE_OE_NNC
26LB_nADV_ALENC
27LB_WE_N3V3
28LB_CLENC
29LB_WAIT0NC
30LB_CLKPWM1
9 Data Sheet Rev 1.0
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