0.2.5 DAC8554

This commit is contained in:
rob tillaart 2022-10-31 16:49:34 +01:00
parent bb018852dc
commit d0d747c264
6 changed files with 110 additions and 52 deletions

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@ -1,3 +1,18 @@
platforms:
rpipico:
board: rp2040:rp2040:rpipico
package: rp2040:rp2040
gcc:
features:
defines:
- ARDUINO_ARCH_RP2040
warnings:
flags:
packages:
rp2040:rp2040:
url: https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json
compile:
# Choosing to run compilation tests on 2 different Arduino platforms
platforms:
@ -8,4 +23,6 @@ compile:
- m4
- esp32
# - esp8266
# - mega2560
# - mega2560
- rpipico

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@ -0,0 +1,51 @@
# Change Log DAC8554
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](http://keepachangelog.com/)
and this project adheres to [Semantic Versioning](http://semver.org/).
## [0.2.5] - 2022-10-31
- add changelog.md
- add rp2040 to build-CI
## [0.2.4] - 2021-12-15
- update library.json
- update license
- update unit test
- minor edits
## [0.2.3] - 2021-08-29
- add support for HSPI / VSPI ESP32 ++
## [0.2.2] - 2021-06-02
- compile ESP32
## [0.2.1] - 2021-01-10
- fix slave select hardware SPI
- add getValue()
- add getPowerDownMode().
- fix unit test.
## [0.2.0] - 2020-12-18
- add Arduino-CI + unit test
----
## [0.1.4] - 2020-07-20
- fix URL's in demo's
- add MIT license
- minor edits
## [0.1.3] - 2020-06-07
- fix library.json
## [0.1.2] - 2020-04-06
- minor refactor
- update readme.md
## [0.1.0] - 2017-12-19
- initial version

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@ -5,17 +5,7 @@
// VERSION: 0.2.4
// URL: https://github.com/RobTillaart/DAC8554
//
// HISTORY:
// 0.1.0: 2017-12-19 initial version
// 0.1.2 2020-04-06 minor refactor, readme.md
// 0.1.3 2020-06-07 fix library.json
// 0.1.4 2020-07-20 fix URL's in demo's; MIT license; minor edits
// 0.2.0 2020-12-18 add Arduino-CI + unit test
// 0.2.1 2021-01-10 fix slave select hardware SPI + getValue() + getPowerDownMode().
// fix unit test.
// 0.2.2 2021-06-02 compile ESP32
// 0.2.3 2021-08-29 add support for HSPI / VSPI ESP32 ++
// 0.2.4 2021-12-15 update library.json, license, unit test, minor edits
// HISTORY: see changelog.md
#include "DAC8554.h"
@ -45,8 +35,8 @@ DAC8554::DAC8554(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect, uint8_t
}
// initializes the SPI
// and sets internal state
// initializes the SPI
// and sets internal state
void DAC8554::begin()
{
pinMode(_select, OUTPUT);
@ -57,26 +47,26 @@ void DAC8554::begin()
if(_hwSPI)
{
#if defined(ESP32)
if (_useHSPI) // HSPI
if (_useHSPI) // HSPI
{
mySPI = new SPIClass(HSPI);
mySPI->end();
mySPI->begin(14, 12, 13, _select); // CLK=14 MISO=12 MOSI=13
mySPI->begin(14, 12, 13, _select); // CLK=14 MISO=12 MOSI=13
}
else // VSPI
else // VSPI
{
mySPI = new SPIClass(VSPI);
mySPI->end();
mySPI->begin(18, 19, 23, _select); // CLK=18 MISO=19 MOSI=23
mySPI->begin(18, 19, 23, _select); // CLK=18 MISO=19 MOSI=23
}
#else // generic hardware SPI
#else // generic hardware SPI
mySPI = &SPI;
mySPI->end();
mySPI->begin();
#endif
delay(1);
}
else // software SPI
else // software SPI
{
pinMode(_dataOut, OUTPUT);
pinMode(_clock, OUTPUT);
@ -101,7 +91,7 @@ void DAC8554::setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t selec
pinMode(_select, OUTPUT);
digitalWrite(_select, HIGH);
mySPI->end(); // disable SPI
mySPI->end(); // disable SPI
mySPI->begin(clk, miso, mosi, select);
}
#endif
@ -110,10 +100,10 @@ void DAC8554::setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t selec
//////////////////////////////////////////////////////////////////////
//
// SETVALUE
// SETVALUE
//
// channel = 0, 1, 2, 3
// value = 0..65535
// channel = 0, 1, 2, 3
// value = 0..65535
void DAC8554::bufferValue(uint8_t channel, uint16_t value)
{
uint8_t configRegister = _address;
@ -133,8 +123,8 @@ void DAC8554::setValue(uint8_t channel, uint16_t value)
}
// channel = 0, 1, 2, 3 depending on type
// returns 0..65535
// channel = 0, 1, 2, 3 depending on type
// returns 0..65535
uint16_t DAC8554::getValue(uint8_t channel)
{
return _value[channel];
@ -153,14 +143,14 @@ void DAC8554::setSingleValue(uint8_t channel, uint16_t value)
//////////////////////////////////////////////////////////////////////
//
// POWERDOWN
// POWERDOWN
//
// channel = 0, 1, 2, 3
// powerDownMode =
// DAC8554_POWERDOWN_NORMAL 0x00
// DAC8554_POWERDOWN_1K 0x40
// DAC8554_POWERDOWN_100K 0x80
// DAC8554_POWERDOWN_HIGH_IMP 0xC0
// channel = 0, 1, 2, 3
// powerDownMode =
// DAC8554_POWERDOWN_NORMAL 0x00
// DAC8554_POWERDOWN_1K 0x40
// DAC8554_POWERDOWN_100K 0x80
// DAC8554_POWERDOWN_HIGH_IMP 0xC0
//
void DAC8554::bufferPowerDown(uint8_t channel, uint8_t powerDownMode)
{
@ -200,13 +190,13 @@ void DAC8554::setSinglePowerDown(uint8_t channel, uint8_t powerDownMode)
uint8_t DAC8554::getPowerDownMode(uint8_t channel)
{
return _register[channel]; // slightly different than DAC8552 rrrrrr
return _register[channel]; // slightly different than DAC8552 rrrrrr
}
//////////////////////////////////////////////////////////////////////
//
// BROADCAST (addresses all 8554 on "SPI-bus")
// BROADCAST (addresses all 8554 on "SPI-bus")
//
void DAC8554::broadcastBuffer()
{
@ -242,7 +232,7 @@ void DAC8554::setSPIspeed(uint32_t speed)
//////////////////////////////////////////////////////////////////
//
// PRIVATE
// PRIVATE
//
void DAC8554::writeDevice(uint8_t configRegister, uint16_t value)
@ -266,7 +256,7 @@ void DAC8554::writeDevice(uint8_t configRegister, uint16_t value)
}
// simple one mode version
// simple one mode version
void DAC8554::swSPI_transfer(uint8_t value)
{
uint8_t clk = _clock;

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@ -3,7 +3,7 @@
// FILE: DAC8554.h
// AUTHOR: Rob Tillaart
// PURPOSE: Arduino library for DAC8554 SPI Digital Analog Convertor
// VERSION: 0.2.4
// VERSION: 0.2.5
// HISTORY: See DAC8554.cpp
// URL: https://github.com/RobTillaart/DAC8554
//
@ -11,7 +11,7 @@
#include "Arduino.h"
#include "SPI.h"
#define DAC8554_LIB_VERSION (F("0.2.4"))
#define DAC8554_LIB_VERSION (F("0.2.5"))
#define DAC8554_POWERDOWN_NORMAL 0x00
#define DAC8554_POWERDOWN_1K 0x40
@ -22,10 +22,10 @@
class DAC8554
{
public:
// hardware SPI constructor
DAC8554(uint8_t slaveSelect, uint8_t address = 0); // address is 0,1,2,3
// hardware SPI constructor
DAC8554(uint8_t slaveSelect, uint8_t address = 0); // address is 0,1,2,3
// software SPI constructor
// software SPI constructor
DAC8554(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect, uint8_t address = 0);
void begin();
@ -34,7 +34,7 @@ public:
void bufferValue(uint8_t channel, uint16_t value);
void setValue(uint8_t channel, uint16_t value);
uint16_t getValue(uint8_t channel);
//writes the value to the channel but does not affect buffered ones
// writes the value to the channel but does not affect buffered ones
void setSingleValue(uint8_t channel, uint16_t value);
@ -44,11 +44,11 @@ public:
void setSinglePowerDown(uint8_t channel, uint8_t powerDownMode);
// write all buffers to all(up to 4) 8554's channel's
// write all buffers to all(up to 4) 8554's channel's
void broadcastBuffer();
// write value to all(up to 4) 8554's channel's
// write value to all(up to 4) 8554's channel's
void broadcastValue(uint16_t value);
// write powerDownMode to all 8554's channel's
// write powerDownMode to all 8554's channel's
void broadcastPowerDown(uint8_t powerDownMode);
@ -60,7 +60,7 @@ public:
bool usesHWSPI() { return _hwSPI; };
// ESP32 specific
// ESP32 specific
#if defined(ESP32)
void selectHSPI() { _useHSPI = true; };
void selectVSPI() { _useHSPI = false; };
@ -68,7 +68,7 @@ public:
bool usesVSPI() { return !_useHSPI; };
// to overrule ESP32 default hardware pins
// to overrule ESP32 default hardware pins
void setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t select);
#endif
@ -81,8 +81,8 @@ private:
bool _hwSPI = false;
uint8_t _address;
uint16_t _value[4]; // holdes last written / buffered value per channel
uint8_t _register[4]; // holds powerDownMode per channel
uint16_t _value[4]; // holds last written / buffered value per channel
uint8_t _register[4]; // holds powerDownMode per channel
uint32_t _SPIspeed = 16000000;

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@ -15,7 +15,7 @@
"type": "git",
"url": "https://github.com/RobTillaart/DAC8554"
},
"version": "0.2.4",
"version": "0.2.5",
"license": "MIT",
"frameworks": "arduino",
"platforms": "*",

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@ -1,5 +1,5 @@
name=DAC8554
version=0.2.4
version=0.2.5
author=Rob Tillaart <rob.tillaart@gmail.com>
maintainer=Rob Tillaart <rob.tillaart@gmail.com>
sentence=Arduino library for DAC8554 SPI Digital Analog Convertor