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boards:ecb:protoboard_iii:protoboard_iii [2021/03/20 01:06]
b1ackmai1er [ProtoBoard III]
boards:ecb:protoboard_iii:protoboard_iii [2021/03/21 01:28] (current)
b1ackmai1er [Version]
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 ====== ProtoBoard III ====== ====== ProtoBoard III ======
  
-The ECB Prototype ​board features configurable ​I/O decoders.+The ProtoBoard III is an 160x100mm EBC bus prototyping ​board that feature a generous through hole prototyping area and the typical bus buffering and address decoding required to implement an I/O peripheral.
  
-{{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​ecb/​protoboard_iii/​protoiii-17-10-05.jpg?​nolink&​640x404}}+Features:
  
-{{https://www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​ecb/​protoboard_iii/​protoiii-17-10-05.jpg?​nolink&​640x404|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_boards_ecb_protoboard_iii_protoiii-17-10-05.jpg}}+  * Flexible 6-bit I/O address range selection 
 +  * Pin headers for buffered address, data and control signals. 
 +  * ECB bus pinout area for access to other ECB signals.
  
-{{:boards:ecb:protoboard_iii:​protoboard_iii--img_0830.jpg?​nolink&​800x600|protoboard_iii--img_0830.jpg}}+{{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/ecb/protoboard_iii/​protoiii-17-10-05_built.jpg?​nolink&​640x385|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_boards_ecb_protoboard_iii_protoiii-17-10-05_built.jpg}} 
 + 
 +{{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​ecb/​protoboard_iii/protoiii-17-10-05.jpg?​nolink&​640x404|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_boards_ecb_protoboard_iii_protoiii-17-10-05.jpg}}
  
 <font 16px/​inherit;;​inherit;;​inherit>​The board may be constructed with either the 74LS682 (preferred),​ 74LS684, or 74LS688 chip. The last two require a strip of 22K bussed resistors; the first does not.</​font>​ <font 16px/​inherit;;​inherit;;​inherit>​The board may be constructed with either the 74LS682 (preferred),​ 74LS684, or 74LS688 chip. The last two require a strip of 22K bussed resistors; the first does not.</​font>​
 +
 +<font 16px/​inherit;;​inherit;;​inherit>​Note that the footprint for the second ECB connector is for access to ECB signal lines and is not suitable for connect to another ECB board through a female vertical connector.</​font>​
  
  
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 Gerbers are here : {{:​boards:​ecb:​protoboard_iii:​ecb_protoboard_17-10-05_mfg.zip|:​boards:​ecb:​protoboard_iii:​ecb_protoboard_17-10-05_mfg.zip}} Gerbers are here : {{:​boards:​ecb:​protoboard_iii:​ecb_protoboard_17-10-05_mfg.zip|:​boards:​ecb:​protoboard_iii:​ecb_protoboard_17-10-05_mfg.zip}}
 +
 +Kicad file are here : {{:​boards:​ecb:​protoboard_iii:​ecb_protoboard_with_io_decode_-_17-10-05.zip|:​boards:​ecb:​protoboard_iii:​ecb_protoboard_with_io_decode_-_17-10-05.zip}}
  
 Please note errata for previous version [[:​boards:​ecb:​protoboard_iii:​errata|here.]] Please note errata for previous version [[:​boards:​ecb:​protoboard_iii:​errata|here.]]
 +
 +Respin consideration:​ Add +5VDC barrel jack connector, add mounting holes, add warning for installing ECB connect on ECB2.
 +
  
 ====== Files ====== ====== Files ======
boards/ecb/protoboard_iii/protoboard_iii.1616216799.txt.gz · Last modified: 2021/03/20 01:06 by b1ackmai1er
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