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0.2.4 DAC8552
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rob tillaart
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@ -1,3 +1,18 @@
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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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@ -8,4 +23,6 @@ compile:
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- m4
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- esp32
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# - esp8266
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# - mega2560
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# - mega2560
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- rpipico
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44
libraries/DAC8552/CHANGELOG.md
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44
libraries/DAC8552/CHANGELOG.md
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# Change Log DAC8552
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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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## [0.2.4] - 2022-10-30
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- add changelog.md
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- add rp2040 to build-CI
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## [0.2.3] - 2021-12-15
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- update library.json
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- update license
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- update unit test
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- minor edits
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## [0.2.2] - 2021-08-29
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- add support for HSPI / VSPI ESP32 ++
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## [0.2.1] - 2021-06-02
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- compile ESP32 + fix for channel B
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## [0.2.0] - 2020-12-18
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- add arduino-ci + unit test
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- add slave select pin for HW constructor
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----
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## [0.1.3] - 2020-06-07
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- fix library.json
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## [0.1.2] - 2020-04-06
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- minor refactor
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- update readme.md
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## [0.1.1] - 2017-12-19
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- fix begin() bug
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## [0.1.0] - 2017-12-14
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- initial version
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@ -2,19 +2,10 @@
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// FILE: DAC8552.cpp
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// AUTHOR: Rob Tillaart
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// PURPOSE: Arduino library for DAC8552 SPI Digital Analog Convertor
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// VERSION: 0.2.3
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// VERSION: 0.2.4
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// URL: https://github.com/RobTillaart/DAC8552
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//
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// HISTORY:
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// 0.1.0: 2017-12-14 initial version
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// 0.1.1: 2017-12-19 fix begin() bug
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// 0.1.2 2020-04-06 minor refactor, readme.md
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// 0.1.3 2020-06-07 fix library.json
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// 0.2.0 2020-12-18 add arduino-ci + unit test
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// add slave select pin for HW constructor
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// 0.2.1 2021-06-02 compile ESP32 + fix for channel B
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// 0.2.2 2021-08-29 add support for HSPI / VSPI ESP32 ++
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// 0.2.3 2021-12-15 update library.json, license, unit test, minor edits
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// HISTORY: see changelog.md
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#include "DAC8552.h"
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@ -40,8 +31,8 @@ DAC8552::DAC8552(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect)
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}
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// initializes the SPI
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// and sets internal state
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// initializes the SPI
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// and sets internal state
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void DAC8552::begin()
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{
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pinMode(_select, OUTPUT);
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@ -52,26 +43,26 @@ void DAC8552::begin()
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if(_hwSPI)
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{
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#if defined(ESP32)
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if (_useHSPI) // HSPI
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if (_useHSPI) // HSPI
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{
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mySPI = new SPIClass(HSPI);
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mySPI->end();
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mySPI->begin(14, 12, 13, _select); // CLK=14 MISO=12 MOSI=13
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mySPI->begin(14, 12, 13, _select); // CLK=14 MISO=12 MOSI=13
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}
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else // VSPI
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else // VSPI
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{
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mySPI = new SPIClass(VSPI);
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mySPI->end();
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mySPI->begin(18, 19, 23, _select); // CLK=18 MISO=19 MOSI=23
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mySPI->begin(18, 19, 23, _select); // CLK=18 MISO=19 MOSI=23
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}
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#else // generic hardware SPI
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#else // generic hardware SPI
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mySPI = &SPI;
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mySPI->end();
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mySPI->begin();
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#endif
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delay(1);
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}
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else // software SPI
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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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@ -95,14 +86,14 @@ void DAC8552::setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t selec
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pinMode(_select, OUTPUT);
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digitalWrite(_select, HIGH);
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mySPI->end(); // disable SPI
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mySPI->end(); // disable SPI
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mySPI->begin(clk, miso, mosi, select);
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}
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#endif
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// channel = 0, 1, 2, 3 depending on type
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// value = 0..65535
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// channel = 0, 1, 2, 3 depending on type
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// value = 0..65535
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void DAC8552::bufferValue(uint8_t channel, uint16_t value)
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{
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_value[channel] = value;
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@ -110,8 +101,8 @@ void DAC8552::bufferValue(uint8_t channel, uint16_t value)
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}
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// channel = 0, 1, 2, 3 depending on type
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// value = 0..65535
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// channel = 0, 1, 2, 3 depending on type
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// value = 0..65535
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void DAC8552::setValue(uint8_t channel, uint16_t value)
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{
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_value[channel] = value;
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@ -119,8 +110,8 @@ void DAC8552::setValue(uint8_t channel, uint16_t value)
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}
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// channel = 0, 1, 2, 3 depending on type
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// returns 0..65535
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// channel = 0, 1, 2, 3 depending on type
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// returns 0..65535
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uint16_t DAC8552::getValue(uint8_t channel)
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{
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return _value[channel];
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@ -158,12 +149,12 @@ void DAC8552::setSPIspeed(uint32_t speed)
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//////////////////////////////////////////////////////////////////
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//
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// PRIVATE
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// PRIVATE
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//
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// channel = 0, 1, 2, 3 depending on type
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// direct = true ==> write buffers to both channel A and channel B
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// direct = false ==> buffer value
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// channel = 0, 1, 2, 3 depending on type
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// direct = true ==> write buffers to both channel A and channel B
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// direct = false ==> buffer value
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void DAC8552::updateDevice(uint8_t channel, bool directWrite)
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{
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uint8_t configRegister = _register[channel];
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@ -188,7 +179,7 @@ void DAC8552::updateDevice(uint8_t channel, bool directWrite)
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}
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// simple one mode version
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// simple one mode version
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void DAC8552::swSPI_transfer(uint8_t value)
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{
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uint8_t clk = _clock;
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@ -3,7 +3,7 @@
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// FILE: DAC8552.h
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// AUTHOR: Rob Tillaart
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// PURPOSE: Arduino library for DAC8552 SPI Digital Analog Convertor
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// VERSION: 0.2.3
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// VERSION: 0.2.4
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// HISTORY: See DAC8552.cpp
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// URL: https://github.com/RobTillaart/DAC8552
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//
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#include "SPI.h"
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#define DAC8552_LIB_VERSION (F("0.2.3"))
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#define DAC8552_LIB_VERSION (F("0.2.4"))
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#define DAC8552_POWERDOWN_NORMAL 0
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bool usesHWSPI() { return _hwSPI; };
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// ESP32 specific
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// ESP32 specific
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#if defined(ESP32)
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void selectHSPI() { _useHSPI = true; };
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void selectVSPI() { _useHSPI = false; };
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bool usesHSPI() { return _useHSPI; };
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bool usesVSPI() { return !_useHSPI; };
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// to overrule ESP32 default hardware pins
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// to overrule ESP32 default hardware pins
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void setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t select);
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#endif
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@ -75,10 +75,6 @@ but waits until (TODO CHECK DATASHEET)
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| DAC8552_POWERDOWN_HIGH_IMP | 3 |
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## Future
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- testing
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## Operation
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@ -101,3 +97,8 @@ See examples
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**demo_powerdown.ino**
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- idem
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## Future
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- testing
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@ -15,7 +15,7 @@
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"type": "git",
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"url": "https://github.com/RobTillaart/DAC8552"
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},
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"version": "0.2.3",
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"version": "0.2.4",
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"license": "MIT",
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"frameworks": "arduino",
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"platforms": "*",
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@ -1,5 +1,5 @@
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name=DAC8552
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version=0.2.3
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version=0.2.4
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author=Rob Tillaart <rob.tillaart@gmail.com>
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maintainer=Rob Tillaart <rob.tillaart@gmail.com>
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sentence=Arduino library for DAC8552 SPI Digital Analog Convertor
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