OSH Park
Shared projects
4x4 keypad
by
smbaker.
2
layer board of
4.04x3.15
inches
(102.57x80.01
mm).
Shared on
August 21st, 2016 05:57.
4x4 i2c keypad
keypad 2x4
by
smbaker.
2
layer board of
4.04x1.65
inches
(102.57x41.91
mm).
Shared on
August 21st, 2016 05:57.
smaller keypad
IN12 Block I2C 0.3
by
smbaker.
2
layer board of
3.60x2.25
inches
(91.47x57.15
mm).
Shared on
August 21st, 2016 05:55.
With R labels & fixed addr jumper
RCA Microboard Backplane
by
UhClem.
2
layer board of
2.46x3.47
inches
(62.48x88.14
mm).
Shared on
August 20th, 2016 19:47.
3 slot backplane for RCA COSMAC Microboards
Ethernet PHY for Teensy 3.5 & 3.6
by
PaulStoffregen.
4
layer board of
2.40x0.70
inches
(60.99x17.83
mm).
Shared on
August 20th, 2016 17:56.
Ethernet Shield for Teensy 3.5 and 3.6.
See this Kickstarter update for more info.
Please understand this shield has very limited software support at this time. However, Manitou’s early benchmarks show excellent performance we can someday hope to achieve as the software matures.
Bill of Materials
Qty Part Digikey
--- ---- -------
1 LAN8720A LAN8720A-CP-CT-ND
1 CAT811T CAT811TTBI-GT3OSCT-ND
1 Crystal, 25 MHz 535-13419-1-ND
1 Transformer, Pulse H1102FNL 553-2204-1-ND
1 Connector, RJ45 A102068CT-ND
1 Capacitor, 1nF, 2000V 709-1036-1-ND
2 Capacitor, 33pF 490-5936-1-ND
1 Capacitor, 470pF 490-1297-1-ND
3 Capacitor, 10nF 445-1260-1-ND
1 Capacitor, 22nF 490-8022-1-ND
3 Capacitor, 1uF 399-5090-1-ND
1 Resistor, 33, 1% 311-33.0LRCT-ND
4 Resistor, 49.9, 1% RMCF0402FT49R9CT-ND
4 Resistor, 75, 1% RHM75.0HCT-ND
2 Resistor, 330, 1% 311-330LRCT-ND
1 Resistor, 1.5K, 1% 311-1.50KLRCT-ND
2 Resistor, 12.1K, 1% P12.1KLCT-ND
1 Inductor, Ferrite bead 553-2387-1-ND
2 LED, Green 475-1410-1-ND
Parts Placement Diagram
Warning: you must solder the LAN8720A’s center pad. This chip will not work if only the outside 24 pins are connected.
A future version of this board may include Power Over Ethernet support…..