commit c6ecc5c8c2765f78640957a37d02aaabed4e2aa2 Author: Xavier Date: Fri Jul 24 06:52:04 2026 +0200 Téléverser les fichiers vers "/" diff --git a/Ex_config.png b/Ex_config.png new file mode 100644 index 0000000..1e19cc5 Binary files /dev/null and b/Ex_config.png differ diff --git a/README.md b/README.md new file mode 100644 index 0000000..0a2d7df --- /dev/null +++ b/README.md @@ -0,0 +1,312 @@ +## SDR-PICO V1 and V2 + +[A project from Burkhard Kainka, DK7JD ](https://www.elektronik-labor.de/Raspberry/Pico38.html) + +The Raspberry Pi Pico can generate an HF (high-frequency) signal on its GPIO pins thanks to its dedicated GPIO assembly language, known as PIO (Programmable I/O). + + +## SDR-PICO V1 +![rpi](images/rpiV1.jpg "rpi") + +# 📡 Beacon Specifications + +## 🧩 Hardware + +- **Microcontroller:** Raspberry Pi Pico (RP2040) +- **Power supply:** USB or external +5V source +- **GPS module** +- **Optional RTC:** DS3231 real-time clock +- **Amplifier:** 2N2222 (0.1 W max) +- **Removable filter** +- **PCB:** Available in Gerber format + +## 💻 Software Compatibility + +- Arduino IDE 1.8+ +- PlatformIO (OSX / Windows / Linux) + +## 📶 Transmission Modes + +- WSPR +- FT8 +- Hell +- RTTY +- CW + +## Schematics + +![schematics](schematics/baliseHF_picoV11.png "schematics") + +## PCB +![PCB_QRP11](images/PCB_QRP11.png "PCB_QRP11") + +## RPI PICO ZERO PINOUT + +![RP2040-Zero](images/RP2040-Zero.jpg "RP2040-Zero") + +## Testing SDR-PICO V1 board + +### With solar pannel no batteries 20m band + +![test](images/test_low.jpg "test") + +![20m-pico-wspr-solar](images/20m-pico-wspr-solar.png "20m-pico-wspr-solar") + +### 20m band during one night + +![20m_f4kmn](images/20m_f4kmn.png "20m_f4kmn") + +### 40m band + +![wspr40m_45mW](images/wspr40m_45mW.png "wspr40m_45mW") + +![wspr40m_bis_dis](images/wspr40m_bis_dis.png "wspr40m_bis_dis") + +## Raspberry Pi Pico RP2040 Specifications + +### Core Features +- **Microcontroller**: RP2040, designed by Raspberry Pi +- **Processor**: Dual-core ARM Cortex-M0+ running at up to 133 MHz +- **Memory**: 264 KB of SRAM and 2 MB of on-board QSPI Flash storage +- **USB**: USB 1.1 with device and host support + +### GPIO and Connectivity +- **GPIO Pins**: 26 multi-function GPIO pins, including: + - 2 × SPI, 2 × I2C, 2 × UART, 3 × 12-bit ADC, and 16 × PWM channels +- **Programmable I/O (PIO)**: 2 PIO blocks, each with 4 state machines for custom peripheral support +- **Debugging**: SWD debug pins available + +### Power and Input +- **Operating Voltage**: 3.3V (régulator via micro-USB or external power source) +- **Low Power Consumption**: Power-efficient design with various sleep and dormant modes + +### Software and Compatibility +- **Supported Languages**: C/C++ and MicroPython +- **Development Environment**: Official support for the Raspberry Pi Pico SDK, including integration with the Visual Studio Code (VS Code) IDE +- **Alternative IDE**: Arduino IDE support via the Arduino-Pico core + +## Configuration in putty (115200 bauds) + +It is now necessary to access the configuration menu. +To do this, hold down the push button “bp menu” while connecting the USB connector to the Raspberry Pi Pico Zero. +At this point, a serial communication port such as COMx should appear on Windows, or /dev/ttyACM0 on Linux. + + +```console +>help +Available commands +Set transmission frequency : freq 7040100 +Set offset value : offset -200 +Set callsign : call F4XYZ +Set locator : loc JN07 +Set mode wspr rtty ft8 hell cw : mode wspr +Set modulo in minutes : minute 10 +Set number of repeated frames to send : nbframe 2 +Set cw words per minute : wpm 15 +Set transmission power (dBm) : dbm 10 +Set email address : mail f4xyz at example.com +Set gps baud rate : gpsbaud 9600 +Scan I2C bus : scan +Show nmea frame : nmea 1 +Save current configuration to EEPROM : save +Display current configuration : show +Reset all parameters to default values : raz +Restart RPI pico : restart +Show this help message : help +Exit menu : exit> +``` +The minimum setup for a quick WSPR test is: + +```console + +>raz Initialize parameters +>freq 7040100 Set transmission frequency +>call F4XYZ Enter callsign +>loc JN07 Enter locator +>mode wspr Select transmission mode +>minute 2 Transmit every two minutes +>dbm 10 Set power level information for WSPR +>save Save configuration +>show Display configuration + +>show +Current configuration : + freq : 7040100 Hz + offset : -200 + call : F4GOH + locator : JN07 + dbm : 10 dBm + mode : WSPR + wpm : 12 + mail : none@example.com + minute : 2 min + nbframe : 1 + Gps baud rate : 9600 + Nmea debug is : OFF +``` + +#### Using Arduino IDE with Raspberry Pi Pico + +It is also possible to program the Raspberry Pi Pico using the Arduino IDE thanks to the Arduino-Pico core. + +**Installation steps:** + +1. Open the Arduino IDE +2. Go to **File > Preferences** +3. In the field **"Additional Boards Manager URLs"**, add the following URL: + + ```console + https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json + ``` +4. Go to Tools > Board > Boards Manager +5. Search for "rp2040" +6. Install "Raspberry Pi Pico/RP2040" by Earle Philhower +7. Select your board via Tools > Board > Raspberry Pi Pico + +--- + +# SDR-PICO V2 + +![rp2350_board](images/board_low2.jpg "rp2350_board") + +## Schematics + +![schematics](schematics/baliseHF_pico2350.png "schematics") + +## PCB +![PCB_QRP20](images/PCB_QRP20.png "PCB_QRP20") + +## RPI PICO ZERO PINOUT + +![rp2350_lcd](images/rp2350_lcd.png "rp2350_lcd") + +![rp2350_lcd_pinout](images/rp2350_lcd_pinout.png "rp2350_lcd_pinout") + + +## Raspberry Pi Pico RP2350 Specifications + +### Core Features +- **Microcontroller**: RP2350, designed by Raspberry Pi +- **Processor**: Dual-core ARM Cortex-M33 running at up to 150 MHz (with optional RISC-V core depending on variant) +- **Memory**: Up to 520 KB of SRAM and external QSPI Flash support (typically 2 MB or more depending on board) +- **Security**: Arm TrustZone support and enhanced security features +- **USB**: USB 1.1 with device and host support + +### GPIO and Connectivity +- **GPIO Pins**: Up to 30 multi-function GPIO pins, including: + - SPI, I2C, UART, ADC, PWM (enhanced capabilities compared to RP2040) +- **Programmable I/O (PIO)**: 3 PIO blocks with multiple state machines for advanced custom peripherals +- **Analog**: Improved ADC performance +- **Debugging**: SWD debug interface available + +## testing SDR-PICO V2 board + +## Configuration in putty (115200 bauds) + +It is now necessary to access the configuration menu. +To do this, hold down the push button “bp menu” while connecting the USB connector to the Raspberry Pi Pico Zero. +At this point, a serial communication port such as COMx should appear on Windows, or /dev/ttyACM0 on Linux. + + +```console + +>help +Available commands +Set transmission frequency : freq 7040100 +Set offset value : offset -200 +Set callsign : call F4XYZ +Set locator : loc JN07 +Set mode wspr rtty ft8 hell cw iambic : mode wspr +Set band 160,80m,60m,40m,30m,20m,freq : band 40m +Set modulo in minutes : minute 10 +Set follow mode : follow 1 +Set cw words per minute : wpm 15 +Set iambic mode : iambic B +Set transmission power (dBm) : dbm 10 +Set email address : mail f4xyz at example.com +Set gps baud rate : gpsbaud 9600 +Scan I2C bus : scan +Show nmea frame : nmea 1 +Save current configuration to EEPROM : save +Display current configuration : show +Reset all parameters to default : raz +Restart RPI pico : restart +Show this help message : help +Exit menu : exit +``` +The minimum first setup for a quick WSPR test is: + +```console + +>raz Initialize parameters +>band 60m Set band +>call F4XYZ Enter callsign +>loc JN07 Enter locator +>mode wspr Select transmission mode +>minute 2 Transmit every two minutes +>dbm 10 Set power level information for WSPR +>save Save configuration +>show Display configuration + +>show +Current configuration : + freq : 5288700 Hz + offset : -200 + call : F4GOH + locator : JN07 + dbm : 10 dBm + mode : WSPR + band : 60m + wpm : 16 + iambic mode : A + mail : none@example.com + minute : 2 min + Gps baud rate : 9600 + Nmea debug is : OFF + Follow is : OFF +> exit + +``` + +![rp2350_60m](images/band60m.png "rp2350_60m") + +To enable iambic mode and vand mode the 1st time is : + +```console +>raz +>mode iambic +Mode set to: IAMBIC +>band 60m +>wpm 15 +>iambic B +>save +>exit +> +``` + +![rp2350_cw](images/board_cw.jpg "rp2350_cw") + +--- + +## Usefull links for wspr reports + +- [WSPRnet (site officiel)](https://wsprnet.org/drupal/wsprnet/map) +- [WSPR Live Map](https://www.wsprnet.org/drupal/wsprnet/map) +- [WSPR Database Query](https://wsprnet.org/drupal/wsprnet/spots) +- [PSKreporter (inclut WSPR et autres modes)](https://pskreporter.info/pskmap.html) +- [WSPR Rocks](https://wsprocks.com/) +- [QRP Labs WSPR viewer](https://www.qrp-labs.com/ultimate3/wsprview.html) + +## Usefull links for wspr + +- [Code correcteur — Wikipédia](https://fr.wikipedia.org/wiki/Code_correcteur) +- [WSPR Coding Process (PDF)](http://www.g4jnt.com/wspr_coding_process.pdf) + +## Usefull links for filter design + +- [Tonnesoftware SVC Download](http://tonnesoftware.com/svcdownload.html) +- [Mini Ring Core Calculator – Software Informer](https://mini-ring-core-calculator.software.informer.com/1.2/) + + + +