Arduino si5351 vfo. See the schematics for 4 wiring and README.

Arduino si5351 vfo Starting in firmware version s1. 03 the processor can control the 6 relays in the 6-band Relay-switched LPF kit. Dans ce code source et à cette première page, on a le choix entre "Si5351" et "Si570" (pour choisir, appuyer sur le bouton "RIT "). ここまで、Arduino Pro Miniを使って、ロータリーエンコーダとOLEDのテストをしました。それらに、3チャンネルクロックジェネレーターSi5351Aを加えて、7MHz VFOを作ってみます。 Dazu gibt es auch eine passende Arduino-Library. Photo three. The output level from this synthesiser is approximately 3 volts peak-to-peak. //SI5351_vfo + LCD PLL fixed at 900 MHz #include <Adafruit_Sensor. To me though, it was Variable frequency oscillator arduino VFO arduino SW radio ESP32 VFO project local oscillator for radio si5351 oscillator ESP32 Arduino TFT VFO ST7735 TFT diusplay Arduino simple ESP32 project 128x160 1. この度，TS-520V用のデジタル外部VFOを作成することにしました。 構成は，知人が作成したもので，その知人もどなたかOMから開発環境（Arduino 次に秋月電子で入手した同じSi5351を使ったクロックジェネレータモジュールなるもの（1cm四方のPCB) Here is RF generator code for adafruit Si5351 and Si5351 chip. Klik dua kali file Si5351_VFO. Menu: Main; Version: December 6, 2019: Revision: v1. h> A quick search found a discussion thread in the Arduino forum on the prohibitive size of the Adafruit OLED library. It uses rotary 中国製エアバンドレシーバーキット改造で、局発のデジタル化（アルディーノでもっと簡単に手掛けられないか）と中間周波数フィルタを替えての狭帯域化が残っています。 今回アルディーノの再勉強を行い、やっとsi5351a接続まで来ました。 1. Ce VFO se destine principalement à un transceiver CW/SSB, mais on ne pourra que le moduler en fréquence et très lentement par programmation (usage en WSPR). The Si5351A Synth in the VFO/SigGen kit produces a squarewave output. 1 ZL1UEM'S Tiny OLED Si5351 Arduino VFO. Der SI5351 hat einen Quarzoszillator mit 25 MHz und zwei PLLs, die zwischen 600 MHz und 900 MHz eingestellt werden können. August 2017: I made up a second Arduino Nano and si5351 VFO/BFO/Controller for another homebrew rig, with some improvements. Feb 28, 2021 10kHz to 120MHz VFO / RF Generator with Si5351 and Arduino. Also note the rotary encoder to the left side of the perfboard. This feature can be used to automatically select a LPF depending on the VFO operating frequency, to optimally remove Si5351A PLL VFO PCB (SOL606-0) 先に紹介した SOL510-1 を使用してVFOを作るための基板 (SOL606-0) を紹介致します。 Arduino nano を使用した Ham 向けの VFO に使用するPC板です。 このPC板には、2. Rotary Encoder: Si5351a feature VFO in the volume of a sugar cube using ATtiny85. 先に報告の通り、ロータリーエンコーダーを In this series of videos I go though how to build a VFO based on the Arduino platform using the SI5351. It covers 40, 30 & 20m with tuning in 100Hz steps. I started by downloading, Przemek Sadowski, SQ 9NJE 's code and his Si5351 library and was able to get it to work with very little problems. The trick is that it needs to generate two square waves, one of them with a 90 degree phase offset. h> //----- #define IF 0 //Введите частоту ПЧ, например: 455 = 455 кГц, 10700 = 10,7 МГц, 0 = прямое преобразование приемника или Contribute to sprakashb/Si5351-VFO-BFO-for-12-MHz-IF development by creating an account on GitHub. COM. Pete N6QW has a bunch of 10kHz to 225MHz VFO / RF Generator with Si5351, Arduino Nano, with Intermediate Frequency (IF) offset (+ or -), RX/TX Selector for QRP Transceivers, Band Presets and Bargraph S-Meter. L’interface homme-machine est constitué d’un microprocesseur, ici un Arduino Nano Pro, d’un This is a flexible multi-band VFO firmware running on the Arduino platform, driving a Skyworks (formerly SiliconLabs) Si5351 DDS. Bahan : Arduino uno , Lcd Modul Nokia 5110, Si5351 Modul, Rotary encoder, kabel2 Menggunakan sketch dari N6QW atau bisa menggunakan yang lain >>bisa search di om google “si5351 vfo”. The ATMega168 (ATMega88, ATmega328 or whatever used) has been put onto a self-designed breakout-board also to save space compared to the 28-pin DIL version. A 40 Meter SSB Transceiver with a Yaesu Filter . 1. It connects to an LCD and ROtary Encoder with Button. I’m a bit overwhelmed, so you don’t get anything here right now. Przemek's code comes with a library called 'Rotary' (written by Ben Buxton) which is used to provide an interrupt driven Arduino и Si5351A А теперь // Set CLK0 to output the starting "vfo" frequency as set above by vfo = ? si5351. Can be used as RF/Clock generator too. I2C data transfer, only 2 wires to connect the display / Si5351 and arduino. Sesudah ganti nama maka file tersebut akan berubah ditandai icon Arduino. VU2ESE ne s’est pas privé Cheap and easy-to-build VFO device that is almost indispensable in radio engineering, especially in DIY radio receivers. vfoとして動作させるためには、ロータリーエンコーダを利用し、周波数をアップダウンさせます。 その方法は、ロータリーエンコーダの実験の記事を見てください。 （割り込みを利用しています。 Wont let me add it because I'm a new user but the original code is here 10kHz to 120MHz VFO / RF Generator with Si5351 and Arduino - Arduino Project Hub. h> #include <Rotary. Make sure you look at read. Hugh ZL1UEM has come up with a very creative way to take maximum advantage of the small size of the Si5351 board, the Arduino, and the OLED display. 9A3RU March 15, 2015 at 11:27 AM. Voici la description du VFO et Interface Homme-Machine. See the schematics for wiring and Arduino UNO/nanoとUglibを組合わせ、TFT表示をさせる場合、メモリ不足でコンパイル出来ない。そこで、多くのメモリ消費させるsi5351ライブラリを使わず、コンパクトなヘッダーファイルを使う事で、メモリ消費を抑えた。si5351aコントロールに必要な部分は、 Arduino Si5351A SSD1306 VFO の実験 2023/05/21 自由に周波数を設定できるVFOを作ってみたい 超アナログ人間の私には無理と思ってたが、 いろんなサイトを眺めているうち、 10KHz to 225MHz VFO/RF Generator with Si5351-Version2 というサイトを見つけた Si5351 board. It's a really teeny tiny VFO. Search Gists Search Gists. Here’s my second one. 1 /***** 2 10kHz to 225MHz VFO / RF Generator with Si5351 and Arduino Nano, with Intermediate Frequency (IF) offset 3 (+ or -), RX/TX Selector for QRP Transceivers, Band Presets and Bargraph S-Meter. Di desain oleh seorang Amatir Radio dari Japan JA2GQP, menggunakan Arduino Nano ,si5351 , layar TFT 1,8inch. I have used it for at least a dozen homebrew transceivers and transmitters over the past four years (including all of my Summit Prowler SOTA QRP portable rigs), with constant refinement. Fitur yang di sediakan cukup sederhana dan hanya mempunyai 4 tombol untuk pengoperasiannya. Simpleceiver Two VFO Code. 3. All that you need is an Arduino, a rotary encoder, a 16 character x 2 line I2C LCD display, and some software. Cheap and easy-to-build VFO device that is almost indispensable in radio engineering, 194 si5351. Photo two. zip をダウンロードし書込むと動作確認 Ok Girardi. This is a project of a VFO (variable frequency oscillator) for use in homebrew equipement such as Direct Conversion and Superheterodyne Receivers or Ham Transmitters. Back in February 2017 I scratch-built my first Arduino and si5351 VFO. My grand plan for these modules is to build a multiband SSB/CW transceiver for SOTA and portable operation (another rig in my established 'Summit Prowler' series). set_freq((vfo_t * SI5351_FREQ_MULT), SI5351_CLK0); si5351. h> #include <si5351. 0 (September 2022) click here . h> #include <Adafruit_SSD1306. The Shield has four outputs, VFO, BFO, I & Q from the Si5351 DDS CLk0, CLK1 & CLK2. 3 and builtin CW-key. ino" in the Arduino program and download it. Now i have substituted the si5351 board and it works well. This feature can be used to automatically select a LPF depending on the VFO operating frequency, to optimally remove Arduino-si5351-VFO-sketch; 200 watt Class D and Pulse Width Modulated AM Transmitter; Pocket-sized homebrew 40m CW QRPp/QRP transceiver; AM-Transmitter-Modules; SP-8: a homebrew 28MHz SSB transceiver for a UR3LMZ 144MHz transverter; A compact Arduino, si5351 VFO with Keyer and OLED display; Digital SWR and Power Meter DuWaynes [KV4QB] Arduino/Si5351 VFO Sketch . By J. 8inch,1. Tom, ak2b . Follow the schematics to wire the Arduino, Display, Si5351 module, rotary encoder, etc. 5 to 30 MHz. The 10 bands of the transceiver follow the 10 HF bands from 160m to 10m. Introduction It was no more than a couple of hours after I finished my full-featured si5351 VFO with its Nokia LCD display that the thought arrived. The Arduino Nano is between the Si5351 board and the display board. Revised Simpleceiver Two VFO Code ~ No Flicker . The "ARDU-5351 VFO" offers many functions and configurations as "Universal VFO" to be used as a local oscillator on a single band transceiver. I have added SPI_TFT_COLOR_DISPLAY for radio receivers. Rotate the rotary encoder to tune up or down the frequency. Seperti yang tertera dalam skema, Vfo dibangun dengan Arduino Nano dan Si5351. The si5351 is on an Adafruit breakout which includes a 3. Walaupun sederhana tapi cukup untuk sebagai VFo pada radio jadul saya FT-180A , terlihat cukup stabil . Hardware Layout for this program can be found here. me first. 10kHz to 225MHz VFO/RF Generator with Si5351 - Version 2 For use in DIY homebrew radio equipment such superheterodyne single/double conversion receiver, SDR, HAM QRP transceivers or RF generator. ino untuk membukanya. It is capable to make frequency output from 1MHz to 150MHz with various step from 100Hz to 10MHz. 20) Arduinoを使用したVFO-controllerを製作してから3年経過した。 世界各国から色々なコメントを頂き感謝感謝です。この間、受信機等の製作に合わせてそのたびに色々な種類のcontrolerを作ってきた。 A Multi-Band Modular Si5351a VFO with Keypad and Encoder Tuning An Arduino Nano, a Si5351a module, and a 16x2 alphanumeric LCD. Things used in Schematic from CesarSound of the connections from Arduino to Si5351 module and OLED. Hallo I am Ciro,IK6AIZ, I am looking for a ready sketch for Arduino nano clone and 16x2 display NOT I2c, to make the si5351a Arduino nano vfo, with s-meter, bfo frequency, another fixed frequency available from the third output of the 出力周波数の設定は si5351_setfreq (unsigned long freq ) の引数に1ヘルツのケタまで周波数を渡せばOKです。 このプログラムでは単に7MHzを出力させているだけですが、ロータリーエンコーダなどを用いて連続的に周波数データを設定すればVFOになります。 10kHz to 120MHz VFO / RF Generator with Si5351 and Arduino. This version uses the new version of the 10kHz to 225MHz VFO / RF Generator with Si5351 and Arduino Nano, with Intermediate Frequency (IF) offset (+ or -), RX/TX Selector for QRP Transceivers, Band Presets and Bargraph S-Meter. Testing. I have played These designs needed relatively few parts: an oscillator, some analog switches, and an amplifier. The distribution is such that the transceiver is fully ranging from 1. 2inch,1. Everything else is as per Raduino other than the presence of a second 7805 regulator for the LCD (and a 1000uF Arduino VFO Project With a Large LCD Display: Cheap and easy-to-build VFO device that is almost indispensable in radio engineering, - Arduino nano microcontroller - Si5351 Signal Generator module - LCD display with ST7920 driver chip - Rotary Encoder with push button - band selection button From here, you should be able to open the sketch by it's name "LCD_VFO_Si5351. The Bitx40 Project as built by N6QW . Si5351は1周波出力で使うしかないと思っていた。 今回JA2GQPさんがSi5351のコントロールを検討し2周波でキャリアOSCにまったく影響しないプログラムを発表された。またLCDも小生のArduino VFO（Ver2)1. Contribute to andrey-belokon/NanoVFO_3 development by creating an account on GitHub. It is pin A4 and A5 in atmega328 based boards (see manual for arduino mega which has a different layout) Assembling and testing (step by MY 10 BAND ARDUINO TRANSCIEVER . CPU: Arduino ProMini PLL: Si5351 or/and Si570 Display: OLED 0. The 27 MHz version has also been adjusted accordingly (not yet availa Works with Arduino Uno, Nano and Pro Mini. 3-30MHz Low Distortion Sinewave Signal Generator. I had some Si5351 clock generators about, so I chose that as a starting point. The VFO includes IF offsets, frequency displays and a. Can you please tell us your electronics, This version of the ZL2PD si5351 VFO uses an ATtiny85 8-pin controller to cut the si5351 VFO component count down to the minimum. It is a generic Nano/si5351 module wired up to Farhan’s Raduino circuit. Ho però una difficoltà, non riesco a far uscire niente dagli All parts to build the complete kit: PCB with all the SMD components installed, pins strips for connections, rotary encoder, SI5351 module and Arduino Nano module (factory programmed). The starting point is the variable frequency oscillator (VFO). Open the scketch on Arduino IDE, install all the required libraries. March 2018: Have built four or five Arduino Nano/si5351 VFO/Controllers now. Olha dá uma olhada no site do PY2 OHH Miguel que ele fez alguns projetos com SI5351, você fez a montagem do SI5351 e todo projeto que postei nesta página ou outro, Faz uma pesquisa nos endereços que postei que lá tem mais sobre o SI5351. This small project is about a BFO that you can control the output of the Si5351A by using the Arduino Micro (Atmega32u4). drive_strength(SI5351_CLK0,SI5351_DRIVE_2MA); // Set CLK1 to output the Rx frequncy = vfo +/- bfo frequency if The Si5351 breakout board is designed to run off 5 volts and has an I2C interface which makes it easy to connect to an Arduino. Program Arduino IDE akan membuka dan ada notifikasi bahwa file harus berada dalam folder 10kHz to 225MHz VFO / RF Generator with Si5351 and Arduino Nano, with Intermediate Frequency (IF) offset (+ or -), RX/TX Selector for QRP Transceivers, Band Presets and Bargraph S-Meter. For the schematic click here. The "how to" of connecting an Arduino board to an Si5351 board, wiring up a display, and loading the firmware, is straightforward, and well established. zip を書込むと動作確認が出来ます。 ・Arduino Nano には、 JA2GQP OM の Download site から si5351_TFT181. 8' TFT Just a quick note that using the latest si5351 library just one little change need to be done to the Arduino code for the VFO with the LCD. Photo one. Arduino VFO Project with a Large LCD Display. Features: Operation range from 10kHz to 120MHz. The UI part contains a small template library using both the CRTP pattern to avoid the overhead of virtual functions (saves code memory and a bit of runtime Adafruit si5351ﾓｼﾞｭｰﾙを使ったVFOで、LCDにnokia5110 を組合わせた。DUAL VFO方式を採用し、BFOを自動選択方式にしてｽｲｯﾁを減らした。ﾁｬﾝﾈﾙは、0-9(max10ch）でﾊﾞﾝﾄﾞに割り付ける事も可能だが、同 図7下側の「Si5351_send」はサブルーチンから飛ぶサブルーチンです。 I2CのスレーブアドレスhC0とReg番号とデータを送ります。 このサブルーチンは次の周波数の設定でも使われます。 10kHz to 120MHz VFO / RF Generator with Si5351 and Arduino. The ZL2PD SugarCube Si5351 VFO Just how small can you make a digital PLL VFO However, from my perspective, almost all Si5351a VFOs out there, except for most of mine of course, seem to demand an Arduino with at least 3-30MHz Low Distortion Sinewave Signal Generator. I see that there is a need for a simple Si5351 sketch to get hams started using this great little cheap chip. Hello, yes i doing like you told me! File Rotary ,and Si5351 upload without any problem! Having finished my latest Arduino Nano/si5351 VFO/BFO/Controller, I wanted to hook it up to some receiver stages to realise a SSB receiver. Raspberry Pi Pico Arduino IDEによるSi5351A 7MHz VFO Si5351_write(XTAL_LOAD_C,0x92); //Crystal Load Capasitance=8pF. The post describing the VFO is here. See the schematics for wiring and README. AZDelivery 1 x OLED Display Arduino 128 x 64 Pixels White 0. The Arduino Nano is available on Ebay for around $4. A simple VFO for the Si5351 for either LCD or OLED - Si5351_VFO. anon73444976 September 11, 2021, 5:09pm 4. si5351. The architecture will be a single conversion Код программы генератора частоты на Arduino следующий: #include <Wire. ATTiny85はフラッシュメモリが8KByteもあるので複雑な処理もプログラミングできます。とりあえずsi5351aを使用して50MHzのAMトランシーバーでも作るかとVFOを製作しました。50MHzAM用としましたが、si5351aならどのバンドのVFOでも対応可能です。 Si5351 VFO (by Peter (DK7IH)) The board sizes about 5 by 4 centimeters (2 by 1. The N6QW Big Kahuna . set_freq((vfo * SI5351_FREQ_MULT) + bfo, SI5351_PLL_FIXED, SI5351_CLK0); becomes Can anyone suggest a sketch for a simple switch tuned vfo using the Si5351 clock generator. In fact, that's exactly what it is. Sign in /* This Arduino sketch is for generating the VFO and BFO from Si5351 chip. VFO/RF generator for use in homebrew radio equipment such as direct conversion and superheterodyne receivers or ham transmitters. Choose the preferences (see note) and compile the sketch and then load it to the Arduino Nano, Uno or Pro Mini. The pushbutton switches were not included on this version of the VFO. En choisissant "Si570", on utilise le Si5351 pour générer le signal BFO et le Si570 pour générer le signal VFO. Cheap and easy-to-build VFO device that is almost indispensable in radio engineering, especially in DIY radio receivers. 8inch仕様を手直ししていただけた。 中華製エアバンドレシーバーキットの製作と改造を進めています。安定化のためデジタル局発を追加、更に中間周波数フィルタを狭帯域Xtalフィルタに替え、飛行機と管制官の無線通信が安定して、待ち受けモニターで I seem to recall that there once was a sketch for the BITX40, (amunters) that replaced both the VFO and the BFO in the bitx40 with an si5351 tuned using a rotary encoder. 3! VFO build I just want to thank you for your beatiful project. here is where I The digital VFO might use something smaller and cheaper than the Metro, like an ESP32 dev board, if I can get it to work. 0 - Feb/2021, modified by YO9CXY - Ian/2024. Replies. Both are tunable and so provide a tool needed by all homebrewers for rigs. Figure 1 : Le VFOduino à Si5351 : c’est le petit carré noir sous le quartz ! Le Si5351 ne s’alimente qu’en 3,3 V tandis que l’Arduino est en 5 V. See the schematics for 4 wiring and README. Can Downloads: Hex file for the 16F1825 click for 25MHz version or 27MHz version. at. set_correction(corr); On the VFO one for the Buonasera a tutti, sto realizzando un VFO con l'ausilio di un Si5351 e Arduino Nano, ho preso alcuni Sketch da internet e li ho modificati adattandoli al mio utilizzo. Beginner Full instructions provided 3 hours 1,271. A Have you googled Si5351 clock generator arduino. Just comment out the line: si5351. The wisdom of the crowd came through again, and a few clicks later, I’d installed the smallest ASCII-only SSD1306 library known to mankind, SSD1306Ascii, by Bill Greiman. Thanks to AK2B, SK9NJE, My sketch for an Arduino and si5351 to implement a VFO, BFO, CW, keyer, and control lines is here. - prt459/Arduino_si5351_VFO_Controller_Keyer ・Arduino Nano は、互換品でも良いでしょう。 ・Arduino Nano には、 JA2GQP OM のスケッチ si5351a TFT VFO Ver. reset (); Si5351 VFO with OLED 1. Jameco VK3ZYZ Arduino VFO 20190503 VK3ZYZ Arduino VFO Version 1. Look at the difference program space reduced by a third, and global variable Vfo yang satu ini cukup menarik untuk di coba , bisa di gunakan pada semua Band HF 80-10m. 00 so this is a pretty cost effective project. 44inch の TFT LCD を使用できます。 Arduino-si5351-VFO-sketch; Universal VFO Controller (ATMega328 & si5351) 20 meters, 200mW & 12,000 miles: WSPR magic! 'Summit-Prowler'-QRP-Rigs; SP-9: A Compact Five band SSB/CW QRP Transceiver; 200 watt Class D and Pulse Width Modulated AM Transmitter; Yet another Arduino Nano and si5351 Digital VFO/BFO; Pocket-sized homebrew The Universal VFO hardware is a shield for the Arduino UNO, with a Si5351 DDS and a 74AC74 Johnson counter for IQ generation. 91" このモジュールをArduino UNOでコントロールする実験を行いましたので、紹介します。 Si5351の内部は、下図のように、2つのPLLと3つのMultiSynth（分周器）などから構成されています。 A controller for a multi-band homebrew SSB/CW transceiver, targeting Arduino Nano and si5351 PLL. This BFO ocilates from 452KHz to 458KHz. Reply Delete. Si5351_write Arduino制御 LM393 コンパレータ制御 同ブログ： 【 アンテ 大陸からようやく替えのAD9850基板が届きデジタルVFO完成しました！受信側の周波数固定して送信側の周波数を変えるとこんなふうにR2-D2がしゃべってるみたいになります。 Si5351は，Arduino Nano互換機か Simple VFO for portable/micro transceiver based on Si5351 with CW-key - andrey-belokon/NanoVFO. He even has the rotary 1 /***** 2 10kHz to 225MHz VFO / RF Generator with Si5351 and Arduino Nano, with Intermediate Frequency (IF) offset 3 (+ or -), RX/TX Selector for QRP Transceivers, Band Presets and Bargraph S-Meter. At the bottom left of the perfboard are the GPS connections. VFO and BFO using Arduino with Si5351 controlled by SmartPhone. 96 Inch I2C IIC Module for Arduino. Semua file saya kutip dari sebuah forum di Rusia yaitu ut3mk. Power up the Arduino. All ICs have been put on break-out boards to make assembly easier compared to SMD soldering. Added to that, there’s a simple keypad to build, and an optional 8V regulated power supply. This project implements a VFO and BFO using an See also the similar project "VFO and BFO with Si5351 and OLED, controlled by Arduino (Micro)" You can also watch the video "BFO with SI5351 and Arduino test with REDSUN RP2100". ino. Signal output is square wave so there is lot of harmonics. L’objectif était d’obtenir un module compact permettant de commander les principales fonctions d’un récepteur, voire d’un transceiver, et d’en visualiser les paramètres (c’est le rôle de l’interface homme-machine). 3v regulator and crystal. En choisissant "Si5351", on utilise uniquement le Si5351 pour générer les signaux VFO et BFO. 1 si5351_TFT181. They must be taken a count if this generator is used for transmitter. This is the first run of an Arduino driven 3 signal capable VFO based around the Arduino nano and the Si5351 VFO board. For control board schematic click here and for the Si5351 board click here . Just click on But when i verify the code i get this fault C:\Users\George\Desktop\GPS-Si5351-VFO-QEX-JUL-AUG-2015-master(1) W3PM/GPS-Si5351-VFO-QEX-JUL-AUG-2015: Si5351 Arduino Controlled GPS Corrected VFO (QEX July/August 2015) dont know what else to leave here or if im asking to the correct place This is the new version of the VFO with si 5351. h> #include <Adafruit_GFX. 注）改定情報を末尾に記載（Ver 7. Reply. However, you can change this range for other between 8Kz to 160MHz. After many attempts, I finally managed to build a multi-band transciever based on an Arduino Uno, an SI5351 and a 320 X 240 TFT display. Notes: This version of the Si5351 VFO is using the Si5351 library of Ethertkit version 2. ua. Saat ini membangun Vfo untuk Radio Hf bukanlah hal yang sulit, dari beberapa desain vfo yang ada ,saya tertarik dengan desain yang saya tampilkan berikut ini . 0 october 2023:Due to the 25 MHz version not working properly, it has been updated. CesarSound - ver 2. I remind you that the project is experimental for hobbyists and homebrewing enthusiasts and can be changed without notice. h> #include <Adafruit_SI5351. 00 and the Si5351 for about $6. To many, this will be just another Si5351 VFO project, with nothing to distinguish it from the others. Uses a common 128x64 I2C OLED SSD1306 display and Si5351 module. In this case I don't need an lcd or rotary encoder. h> #include <Wire. Link to JESSYSTEMS. It can be used as local oscillator for amateur radio. This work started from the Multifeatured VFO project by Jason Milldrum (NT7S) and Przemek Sadowski The firmware is written in C++ using the Arduino framework for simplicity. Components. Skip to content. txt for details. See the schematics for wiring and For downloading the latest Arduino sketch of this VHF VFO version 3. A video of the new rig (receiver only at this stage) is here. I used an original Arduino Uno board, and si5351 bought cheaply on the net, Maybe one has to buy a lot of Connect the SDA and SCL pins of the Si5351 to SDA and SCL pins on the arduino. Update v. Figure 2 — Here is a completed VFO project, housed in a plastic Jason's Arduino Si5351 Library (click on Download Zip) and install it directly into the new Arduino IDE as mentioned in my last post. Hi Ryan, enjoyed your video. All gists Back to GitHub Sign in Sign up Modified to be Si5351 Arduino v2 compliant by NT7S 21 Nov 2016: This version uses the new version of the Si5351 library from NT7S. 5 Inches). Navigation Menu Toggle navigation. N6QW's Mini-Rig 07/2017 . High stability and precision for frequency David VK3KR is using the script to run this finely made VFO BFO Controller module in a compact portable all homebrew SSB and CW transceiver for 160 Modified to be Si5351 Arduino v2 compliant by NT7S 21 Nov 2016 Added LiquidCrystal_I2C support, M0NIL, December 2020. vxyq lfdwsuq wuknvkvv ullaohz zxiwb ggpab wvtecb eoouvw neaicb anvkx jnboz awe cczoly uisayms klzx