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use nucleo 3.3v vdda; add 2nd low-pass stage to input

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add-on-rev2
Clyne 1 year ago
parent 3f4738bd15
commit d9f17a9029
Signed by: clyne
GPG Key ID: 3267C8EBF3F9AFC7
6 changed files with 8944 additions and 15661 deletions
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20916
hardware/DSP PAW add-on board.kicad_pcb
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2
hardware/DSP PAW add-on board.kicad_sch
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@ -6,7 +6,7 @@
(title_block
(title "DSP PAW add-on board")
(date "2023-09-04")
(date "2023-09-13")
(rev "2")
(company "bitgloo")
(comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")

1545
hardware/analog_io.kicad_sch
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251
hardware/board_connectors.kicad_sch
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@ -6,7 +6,7 @@
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(date "2023-09-13")
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(comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
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hardware/power_regulation.kicad_sch
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hardware/user_io.kicad_sch
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@ -6,7 +6,7 @@
(title_block
(title "DSP PAW add-on board")
(date "2023-09-04")
(date "2023-09-13")
(rev "2")
(company "bitgloo")
(comment 1 "Released under the CERN Open Hardware Licence Version 2 - Strongly Reciprocal")
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(fill (type none))
)
)
(symbol "VDDA_1_1"
(symbol "VCC_1_1"
(pin power_in line (at 0 0 90) (length 0) hide
(name "VDDA" (effects (font (size 1.27 1.27))))
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(number "1" (effects (font (size 1.27 1.27))))
)
)
@ -817,42 +817,6 @@
)
)
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(property "Value" "VDDA" (at 193.04 97.79 0)
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(pin "1" (uuid b5a48a38-32d1-49a1-9103-f4d460b8aacf))
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(project "DSP PAW add-on board"
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(pin "1" (uuid 71f96073-9756-4382-b037-31caa84bf970))
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(project "DSP PAW add-on board"
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)
)
)

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