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boards:sbc:sbc_v2:minimum-build [2018/07/09 10:54]
b1ackmai1er [RS232 Interface]
boards:sbc:sbc_v2:minimum-build [2019/01/20 04:25] (current)
b1ackmai1er [Disk storage without ECB backplane and Disk I/O board.]
Line 33: Line 33:
   * X1 (32768 Hz crystal)   * X1 (32768 Hz crystal)
   * C9 (bypass capacitor)   * C9 (bypass capacitor)
- 
  
 ===== NVRAM Controller ===== ===== NVRAM Controller =====
Line 59: Line 58:
  
 {{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​sbc/​sbc_v2/​sbcv2-ttlserial.png?​nolink&​160x110}} {{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​sbc/​sbc_v2/​sbcv2-ttlserial.png?​nolink&​160x110}}
- 
  
 ===== Component Substitution ===== ===== Component Substitution =====
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 ^Device - Jumper^Size^K1^K6^K8| ^Device - Jumper^Size^K1^K6^K8|
 ^AT29C020^256Kb|1-2|2-3|None| ^AT29C020^256Kb|1-2|2-3|None|
 +^AT49F040A^512Kb|1-2|2-3|2-3|
 ^AT27C080^1Mb|1-2|1-2|1-2| ^AT27C080^1Mb|1-2|1-2|1-2|
 ^M27C801^1Mb|1-2|1-2|1-2| ^M27C801^1Mb|1-2|1-2|1-2|
- 
-\\ 
- 
  
 ==== Use CMOS 74HCT or 74AHCT ICs instead of the TTL 74LS ==== ==== Use CMOS 74HCT or 74AHCT ICs instead of the TTL 74LS ====
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 ==== Disk storage without ECB backplane and Disk I/O board. ==== ==== Disk storage without ECB backplane and Disk I/O board. ====
  
-You can install the 8255 PPI chip, and use the [[https://​retrobrewcomputers.org/​n8vem-pbwiki-archive/​0/​35845334/​35845372/​35846055/​index.htm|PPIDE]] mini board to connect an IDE drive or a compact flash card. +You can install the 8255 PPI chip, and use the [[:boards:​other:​ppide|PPIDE]] mini board to connect an IDE drive or a compact flash card.
  
 +{{https://​www.retrobrewcomputers.org/​lib/​plugins/​ckgedit/​fckeditor/​userfiles/​image/​boards/​other/​ppide/​on_sbcv2_2_.jpg?​nolink&​400x236|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_boards_other_ppide_on_sbcv2_2_.jpg}}
  
  
boards/sbc/sbc_v2/minimum-build.1531148058.txt.gz · Last modified: 2018/07/09 10:54 by b1ackmai1er
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