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BeMicro CV shield — Parallax Forums

BeMicro CV shield

AleAle Posts: 2,363
edited 2014-08-14 01:47 in Propeller 1
Well,

we need a sheild, we need a shield for the BeMicro CV :). EEPROM, VGA connector and SRAM and/or SDRAM. I want it sort of soon :)... PS/2 connector too :)
do you have a few ideas ?, size will be 10x5 cm.

Comments

  • jmgjmg Posts: 15,173
    edited 2014-08-13 23:59
    Ale wrote: »
    Well,

    we need a sheild, we need a shield for the BeMicro CV :). EEPROM, VGA connector and SRAM and/or SDRAM.

    because this will also be used for P2, I would include SO8 lands (maybe 4?) for QuadSPI SRAM and QuadSPI FLASH
    I guess there will be room for both SDRAM and SRAM ?

    What about HDMI connector ?

    Parallax are doing a PCB, maybe their PCB will allow any Cyclone V to be fitted, to cover a broader range ?
  • Peter JakackiPeter Jakacki Posts: 10,193
    edited 2014-08-14 00:06
    Ale wrote: »
    Well,

    we need a sheild, we need a shield for the BeMicro CV :). EEPROM, VGA connector and SRAM and/or SDRAM. I want it sort of soon :)... PS/2 connector too :)
    do you have a few ideas ?, size will be 10x5 cm.

    Yes, but I prefer USB connectors as all PS/2 compatible keyboards these days are normally USB connector with a bulky gender bender that's not required if we wire the USB socket for PS/2. To minimize the number of I/O required for RAM we should stick to SDRAM plus they come in high capacities and are very cheap.

    SDRAM
    PS/2 (USB)
    SD/microSD
    VGA
    Audio
    EEPROM
    Wiznet W5500
    USB FT232
  • pik33pik33 Posts: 2,366
    edited 2014-08-14 01:35
    if we wire the USB socket for PS/2.

    Is there any schematic where to connect usb socket to PS2? (or will I have to find a this ps2-usb dongle and check it experimentally?)
  • Peter JakackiPeter Jakacki Posts: 10,193
    edited 2014-08-14 01:47
    pik33 wrote: »
    Is there any schematic where to connect usb socket to PS2? (or will I have to find a this ps2-usb dongle and check it experimentally?)

    This is what I do:
    Screenshot from 2014-08-14 18:46:48.png
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