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0.1.0 AD5660
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‎libraries/AD5660/.arduino-ci.yml‎

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platforms:
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rpipico:
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board: rp2040:rp2040:rpipico
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package: rp2040:rp2040
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gcc:
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features:
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defines:
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- ARDUINO_ARCH_RP2040
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warnings:
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flags:
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packages:
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rp2040:rp2040:
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url: https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json
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compile:
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# Choosing to run compilation tests on 2 different Arduino platforms
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platforms:
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- uno
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# - due
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# - zero
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# - leonardo
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- m4
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- esp32
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- esp8266
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# - mega2560
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- rpipico
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‎libraries/AD5660/.github/FUNDING.yml‎

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# These are supported funding model platforms
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github: RobTillaart
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custom: "https://www.paypal.me/robtillaart"

‎libraries/AD5660/.github/workflows/arduino-lint.yml‎

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name: Arduino-lint
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on: [push, pull_request]
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jobs:
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lint:
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runs-on: ubuntu-latest
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timeout-minutes: 5
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steps:
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- uses: actions/checkout@v4
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- uses: arduino/arduino-lint-action@v1
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with:
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library-manager: update
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compliance: strict

‎libraries/AD5660/.github/workflows/arduino_test_runner.yml‎

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name: Arduino CI
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on: [push, pull_request]
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jobs:
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runTest:
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runs-on: ubuntu-latest
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timeout-minutes: 20
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steps:
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- uses: actions/checkout@v4
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- uses: ruby/setup-ruby@v1
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with:
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ruby-version: 2.6
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- run: |
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gem install arduino_ci
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arduino_ci.rb

‎libraries/AD5660/.github/workflows/jsoncheck.yml‎

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name: JSON check
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on:
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push:
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paths:
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- '**.json'
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pull_request:
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jobs:
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test:
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runs-on: ubuntu-latest
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timeout-minutes: 5
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steps:
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- uses: actions/checkout@v4
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- name: json-syntax-check
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uses: limitusus/json-syntax-check@v2
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with:
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pattern: "\\.json$"

‎libraries/AD5660/AD5660.cpp‎

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//
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// FILE: AD5660.cpp
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// AUTHOR: Rob Tillaart
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// VERSION: 0.1.0
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// DATE: 2024-10-25
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// PURPOSE: Arduino library for AD5660 Digital Analog Convertor (16 bit).
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#include "AD5660.h"
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// HARDWARE SPI
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AD5660::AD5660(uint8_t slaveSelect, __SPI_CLASS__ * mySPI)
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{
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_select = slaveSelect;
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_hwSPI = true;
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_mySPI = mySPI;
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_value = 0;
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_type = 16;
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_maxValue = 65535;
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_powerMode = 0;
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}
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// SOFTWARE SPI
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AD5660::AD5660(uint8_t slaveSelect, uint8_t spiData, uint8_t spiClock)
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{
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_select = slaveSelect;
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_hwSPI = false;
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_mySPI = NULL;
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_dataOut = spiData;
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_clock = spiClock;
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_value = 0;
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_type = 16;
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_maxValue = 65535;
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_powerMode = 0;
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}
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// initializes the SPI
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// and sets internal state
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void AD5660::begin()
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{
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pinMode(_select, OUTPUT);
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digitalWrite(_select, HIGH);
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_spi_settings = SPISettings(_SPIspeed, MSBFIRST, SPI_MODE0);
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if (_hwSPI)
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{
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// _mySPI->end();
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// _mySPI->begin();
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// delay(1);
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}
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else // SOFTWARE SPI
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{
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pinMode(_dataOut, OUTPUT);
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pinMode(_clock, OUTPUT);
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digitalWrite(_dataOut, LOW);
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digitalWrite(_clock, LOW);
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}
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}
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uint8_t AD5660::getType()
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{
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return _type;
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}
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//
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// SET VALUE
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//
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bool AD5660::setValue(uint16_t value)
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{
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// range check not needed.
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// if (value > _maxValue) return false;
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_value = value;
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// prepare 12 bit transfer.
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uint32_t data = value;
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// set powerMode bits if not 0.
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if (_powerMode) data |= (((uint32_t)_powerMode) << 16);
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updateDevice(data);
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return true;
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}
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uint16_t AD5660::getValue()
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{
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return _value;
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}
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uint16_t AD5660::getMaxValue()
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{
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return _maxValue;
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}
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bool AD5660::setPercentage(float percentage)
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{
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// range check
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if ((percentage < 0) || (percentage > 100)) return false;
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uint32_t value = round(655.35 * percentage);
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return setValue(value);
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}
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float AD5660::getPercentage()
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{
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float value = getValue();
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if (value > 0)
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{
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return value * ( 1.0 / 655.35);
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}
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return 0;
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}
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//
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// POWER DOWN
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//
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bool AD5660::setPowerDownMode(uint8_t mode)
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{
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// range check
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if (mode > 3) return false;
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_powerMode = mode;
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return true;
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}
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uint8_t AD5660::getPowerDownMode()
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{
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return _powerMode;
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}
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//
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// SPI
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//
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void AD5660::setSPIspeed(uint32_t speed)
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{
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_SPIspeed = speed;
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_spi_settings = SPISettings(_SPIspeed, MSBFIRST, SPI_MODE0);
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};
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uint32_t AD5660::getSPIspeed()
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{
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return _SPIspeed;
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}
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bool AD5660::usesHWSPI()
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{
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return _hwSPI;
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}
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//////////////////////////////////////////////////////////////////
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//
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// PROTECTED
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//
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void AD5660::updateDevice(uint32_t data)
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{
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digitalWrite(_select, LOW);
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if (_hwSPI)
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{
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_mySPI->beginTransaction(_spi_settings);
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_mySPI->transfer((data >> 16) & 0xFF);
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_mySPI->transfer((data >> 8) & 0xFF);
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_mySPI->transfer(data & 0xFF);
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_mySPI->endTransaction();
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}
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else // Software SPI
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{
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swSPI_transfer(data);
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}
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digitalWrite(_select, HIGH);
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}
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// simple one mode version
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void AD5660::swSPI_transfer(uint32_t value)
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{
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uint8_t clk = _clock;
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uint8_t dao = _dataOut;
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// 24 bit
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for (uint16_t mask = 0x800000; mask; mask >>= 1)
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{
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digitalWrite(dao,(value & mask));
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digitalWrite(clk, HIGH);
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digitalWrite(clk, LOW);
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}
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}
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// -- END OF FILE --
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‎libraries/AD5660/AD5660.h‎

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#pragma once
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//
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// FILE: AD5660.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.1.0
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// DATE: 2024-10-29
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// PURPOSE: Arduino library for AD5660 Digital Analog Convertor (16 bit).
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#include "Arduino.h"
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#include "SPI.h"
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#define AD5660_LIB_VERSION (F("0.1.0"))
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#ifndef __SPI_CLASS__
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// MBED must be tested before RP2040
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#if defined(ARDUINO_ARCH_MBED)
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#define __SPI_CLASS__ SPIClass
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#elif defined(ARDUINO_ARCH_RP2040)
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#define __SPI_CLASS__ SPIClassRP2040
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#else
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#define __SPI_CLASS__ SPIClass
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#endif
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#endif
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class AD5660
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{
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public:
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// HARDWARE SPI
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AD5660(uint8_t slaveSelect, __SPI_CLASS__ * mySPI = &SPI);
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// SOFTWARE SPI
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AD5660(uint8_t slaveSelect, uint8_t spiData, uint8_t spiClock);
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void begin();
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uint8_t getType();
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// SET DAC
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// sets output immediately = prepare + update.
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bool setValue(uint16_t value = 0);
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uint16_t getValue();
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uint16_t getMaxValue();
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bool setPercentage(float percentage);
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float getPercentage();
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// POWER DOWN
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bool setPowerDownMode(uint8_t mode);
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uint8_t getPowerDownMode();
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// SPI
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// speed in Hz
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void setSPIspeed(uint32_t speed);
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uint32_t getSPIspeed();
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bool usesHWSPI();
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protected:
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uint8_t _type; // #bits
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uint16_t _maxValue;
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uint8_t _dataOut = 255;
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uint8_t _clock = 255;
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uint8_t _select = 255;
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uint16_t _value = 0;
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// power down mode P19.
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uint8_t _powerMode = 0;
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bool _hwSPI = false;
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uint32_t _SPIspeed = 16000000;
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void updateDevice(uint32_t data);
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void swSPI_transfer(uint32_t data);
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__SPI_CLASS__ * _mySPI;
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SPISettings _spi_settings;
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};
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// -- END OF FILE --

‎libraries/AD5660/CHANGELOG.md‎

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# Change Log AD5620
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All notable changes to this project will be documented in this file.
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The format is based on [Keep a Changelog](http://keepachangelog.com/)
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and this project adheres to [Semantic Versioning](http://semver.org/).
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## [0.1.0] - 2024-10-29
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- initial version, based upon AD5620
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