Difference between revisions of "VFO-003"
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[[File:ArdruinoProMini-EBAY_PART-720px.png]] | [[File:ArdruinoProMini-EBAY_PART-720px.png]] | ||
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== Connectors == | == Connectors == | ||
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[[file:VFO-003_J8.PNG]] | [[file:VFO-003_J8.PNG]] | ||
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| + | == Schematic == | ||
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| + | [https://github.com/land-boards/lb-boards/blob/master/HamRadio/VFO-003/VFO-003_Rev1_Schematic.pdf Rev 1 schematic] | ||
== Assembly Sheet / Parts List == | == Assembly Sheet / Parts List == | ||
[[VFO-003 Assembly Sheet - Rev 1]] | [[VFO-003 Assembly Sheet - Rev 1]] | ||
Revision as of 15:02, 29 July 2021
Features
- Software controlled VFO
- Arduino Pro Mini Microprocessor
- 8-bit ATMEGA328 CPU
- 8 MHz
- 3.3V I/O
- Detachable Rotary Encoder/OLED card
- SSD1306 OLED Display
- I2C Interface
- Controls frequencies with rotary encoder
- 100 Hz, 1 KHz, 10 KHz, 100 KHz, 1 MHz, 10 MHz steps (software controllable
- SSD1306 OLED Display
- Si5351A Oscillator
- 3 Outputs
- 25 or 27 MHz crystal
- I2C Interface
- Power
- MINI-360 DC/DC Buck regulator
- 7-24 VDC
- Fits in standard extruded enclosures
Arduino Pro Mini
Connectors
J1 - OLED
J2 - Display Encoder/OLED (Display card)
J3 - Display Encoder/OLED (Main card)
J4 -- FTDI
J5 - Arduino A0-A3/C10-D13
J6 - Disconnect for Mini-360 Power Supply
J7 - Output disconnects
- Cut rear side trace to disconnect
J7 - Arduino P5-P9
