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core

• prepare for CGo changes in TinyGo

new devices

• adafruit4650
  • support for Adafruit 4650 feather OLED
• net
  • new networking support based on tinygo net package
• pixel
  • add package for efficiently working with raw pixel buffers
• rotary
  • Adding driver for rotary encoder support
• seesaw
  • Adding support for Adafruit Seesaw platform
• sgp30
  • add SGP30 air quality sensor
• sk6812
  • added support for SK6812 to WS2812 device (#610)

enhancements

• epd2in13
  • add Sleep method like other displays
  • unify rotation configuration with other displays
  • use better black/white approximation
• ili9341
  • add DrawBitmap method
• lora/lorawan
  • LoRa WAN US915 Support
  • LoRa WAN add setter functions
  • refactor shared functionality for channels/regions
• mcp2515
  • Add more line speeds to mcp2515.go (#626)
• rtl8720dn
  • use drivers package version as the driver version
• ssd1306
  • improvements needed for Thumby SPI display
• st7735
  • make the display generic over RGB565 and RGB444
• st7789
  • add DrawBitmap method
  • make the display generic over RGB565 and RGB444
• wifinina
  • add ResetIsHigh cfg switch for MKR 1010 (copied from #561)
  • maintenence. Also see PR #4085 in the main TinyGo repo
  • use drivers package version as the driver version

bugfixes

• adxl345
  • Use int16 for ADXL345 readings (#656)
• at24cx
  • fixed the description of the device struct
• rtl8720dn
  • allow connecting to open wifi access points
  • fix check for bad Wifi connect
• sh1106
  • fix I2C interface and add smoketest
  • fixed the description of the device struct
• wifinina
  • add 'unknown failure' reason code for AP connect
  • fix concurrency issues with multiple sockets
  • fix wifinina UDP send

examples

• ds3231
  • fix the description in the example
• lorawan
  • add missing functions for simulated interface
  • modify atcmd and basic demo to support choosing any one of the supported regions at compile time by using ldflags
• net
  • all networking examples now using netdev and netlink.

build

• all
  • fix broken testrunner
  • migrated legacy I2C
  • add natiu package for tests
• smoketest
  • add stack-size param for net tests.
  • allow stack-size flag as it is needed for net examples

core

• i2c iface refactor: Resolve #559
• fix uses of legacy i2c WriteRegister calls
• add correct Tx implementation for mock I2C interfaces
• bump golang.org/x/net version

new devices

• bma42x
  • add new BMA421/BMA425 driver
• ndir
  • add Sandbox Electronics NDIR CO2 sensor driver (#580)
• mpu9150
  • implement driver for Mpu9150 (#596)
• sht4x
  • implement driver for sht4x (#597)
• pcf8523
  • implement driver for pcf8523 (#599)

enhancements

• ssd1306
  • improve bus error handling

bugfixes

• st7789
  • fix scrolling when rotated by 180°
• st7789
  • fix incorrect Rotation configuration
  • fix SetScrollArea
• ili9341
  • fix SetScrollArea

build

• use latest tag of tinygo-dev container for running tests

core

• add Sensor interface and Measurement type
• delay
  • add new package for cycle-accurate delays

new devices

• AS560x
  • Add support for ams AS560x on-axis magnetic rotary position sensors
• onewire
  • first implementation of 1-wire protocol (#505)
• mpu6886
  • initial implementation
• ttp229
  • initial support for ttp229 (BSF)

enhancements

• gps
  • make the date available in addition to the time (#532)
• i2csoft
  • use cycle counting for delays
• ili9341
  • add EnableTEOutput to be able to sync drawing with VSYNC
  • add sleep mode
  • unify rotation support
• st7735
  • add DrawRGBBitmap8 method to draw raw RGB565 buffers
  • add sleep mode
  • unify rotation support
• st7789
  • added DrawRGBBitmap8 (same as ili9341 & st7735)
  • allow changing the color format using COLMOD
  • make it possible to configure gamma
  • support the chip select pin
  • update saved rotation in SetRotation
  • add sleep mode
  • unify rotation support
• sx126x/sx127x
  • Reduce spi buffer size, add missing select when using channels
  • Remove heap alloc in interrupt, add non blocking channel send/receive, and other cleanups
• wifinina
  • add generated strings, improved debugging system and messages
  • add ResetIsHigh to control the behavior of the RESET pin for boards like the Arduino MKR 1010
  • only add generated strings when using wifidebug tag

bugfixes

• ds3231
  • Document incorrect leap year 2100
  • Fix negative temperature conversion
• ili9341
  • fix Size() for mirrored rotation
• st7789
  • avoid heap allocations after the driver is created
• net
  • Revert "(#501) make IP.String() method return something sensible"
• wifinina
  • small timing adjustments in Configure() to better ensure device reset

examples

• sdcard
  • remove tinyfs example and replace with link to tinyfs repo in docs
• wifinina
  • improve connectToAP() and other needed minor corrections

build

• switch to ghcr.io for docker container
• run smoke tests in parallel
• Makefile
  • add XTENSA=0 flag to skip Xtensa tests
  • remove AVR=0 flag

docs

• remove full list of devices from README, better to keep it on the tinygo.org site
• update LICENSE year

new devices

• lora
  • created shared RadioEvent
  • move shared config for sx126x/sx127x to single package
• lorawan
  • add initial LoRaWAN stack support
  • Basic implementation of Lorawan Regional Settings and EU868/AU915 regions
• qmi8658c
  • Add support for the QMI8658C sensor (#467)
• sh1106
  • add support for SH1106 display driver
• sx127x
  • Driver for Semtech sx127x radio modules

enhancements

• bme280

  • improve config support
  • add ReadAltitude() function copied from BMP280 driver

• buzzer

  • make all note durations float64
  • no tone during rest

• dht22

  • update DHT22 receive to use runtime/interrupt

• gps

  • add support for GLL sentence type, add original sentence to gps errors
  • improve error handling
  • improve parsing and add tests to verify

• microbitmatrix

  • add link to schema for microbit V2
  • add smoke test for microbitmatrix with microbit-v2
  • add support for brightness of led pixels
  • harmonize v1 and v2 implementation
  • move Size() to version agnostic part

• mpu6050

  • add functions to configure clock, and scaling for accelerometer and gyroscope

• net/http

  • add PostForm()

• sx126x

  • add Reset() and needed pin
  • move RadioController into separate file for clarity
  • pre-define all errors to avoid heap allocations
  • refactor to RadioController interface to more easily handle non-STM32WL boards and remove duplicated code

• vl53l1x

  • Add getter for the effective SPAD count

• wifinina

  • add support for http server (#480)

bugfixes

• lsm303agr
  • fix I2C address auto increment for multi data read
• net
  • (#501) make IP.String() method return something sensible
• mpu6050
  • return I2C error when configuring fails
• sx126x
  • fix in SetBandwidth function
  • actually set the frequency when calling SetFrequency()
  • correct RX/TX pin mapping for TheThingsIndustries GNSE board

examples

• LoRaWAN
  • example with LoRaWAN AT command set implementation
  • basic example
  • update all remaining examples for refactored API
• sx126x
  • fix bandwidth,tx power in lora//lora_continuous example
• sx127x
  • rx/tx example

build

• remove older format build tags
• update to actions/checkout@v3
• work around for CVE-2022-24765

new devices

• Add GC9A01 Driver (#452)
• Initial support for VL6180x sensor

enhancements

• rtl8720dn
  • refactor by bringing this driver more in line with wifinina and espat
• ssd1306
  • add getter method to the current buffer
• makeybutton
  • revise to better match the algorithm defined by the original
• espat,wifinina,rtl8720dn
  • change ssid/pass from const to var

bugfixes

• microbitmatrix
  • fix inverted axis
• espat
  • Trim quotes from IP returned by espat's GetDNS()
• all
  • correct go fmt

examples

• rtl8720dn
  • remove wifi setting
  • add call to optional debug setting
  • update all remaining examples for refactored API

new devices

• epd: add waveshare 2.9in (v1)
• makeybutton: add driver for MakeyMakey-like button

enhancements

• rtl8720dn
  • add UDP close function
  • improve error handling
• net/http
  • improve header parsing
  • add last-will-and-testament to MQTT
• net/mqtt
  • adds keepalive pinging, disconnect, and graceful goroutine cleanup
  • support for cookies when https
  • add support for retained messsages

bugfixes

• irremote: Fix irremote reporting incorrect NEC addresses and command codes (#422)
• net/http: Fix http.Get() with port specification

build

• Makefile recursively finds unit-tests
• switching to GHA

updates

• update tinyfont to v0.3.0
• update tinyfs to v0.2.0

examples

• rtl8720dn: add ./examples/rtl8720dn/version

new devices

• lsm6ds3tr: initial implementation
• UC8151: used in Pimoroni's badger2040 e-paper (#416)
• scd4x: implement driver for CO2 sensor

enhancements

• easystepper: Add support for '8-step mode'
• vl53l1x: Add functions for setting the device address
• sdcard: support thingplus-rp2040
• wifinina: add mutex to prevent communication race problems
• ws2812
  • support thingplus-rp2040 board
  • Added 125 MHz rp2040 timing
  • Added unsafe.Pointer for pointer conversion

bugfixes

• ssd1351: Fix mirrored text on OLED display

new devices

• irremote: Add basic infra-red driver
• IS31FL3731: add driver for IS31FL3731 matrix LED driver (#370)
• l3gd20: add gyro driver
• SSD1289: Driver for SSD1289 LCD

enhancements

• ili9341
  • add support for atsame5x
  • added Feather board support to InitDisplay()
  • avoid heap allocations
• lps22hb
  • pin rename, sync with main repo
• lsmXXX
  • unified, error handling, memory management
• max7xx
  • Add a SetIntensity() function to max7xx driver and example
• vl53l1x
  • Add functions for setting 'region of interest'
  • Fix switch-case semantics
• ws2812
  • add support for m5stamp-c3
  • convert AVR assembly to C inline assembly
  • support high-MHz ARMv6M chips like the RP2040
  • write inline assembly using C instead of Go

bugfixes

• dht
  • fix error check in example
  • fix humidity and temperature extraction for DHT22 (#358)
• esp8266
  • fix ConnectToAccessPoint timeout args
• image
  • fix interface
• pca9685
  • add buffered one shot write
  • fix on=0 bug
• wifinina
  • correct sendParamStr to handle empty strings, such as when connecting to an unsecured access point

• ft6336: add support for ft6336
• pca9685: PCA9685 driver
• shtc3: Sensirion SHTC3 Relative Humidity / Temperature i2c sensor
• sx126x: Driver for Semtech sx126x radio modules
• xpt2046: XPT2046 Touch driver (#350)

• hd44780i2c
  • clean up for go fmt
  • Needed fixes and update hd44780i2c.go
• ili9341, ili9342
  • add support for m5stack
  • add support for m5stack-core2
• wifi
  • modify to use shared net.Adapter interface for all supported wifi devices
• wifinina: remove busy wait

• hd44780
  • fix 4-bit data length flag
  • Reset data pins to output mode after reading
• Nano 33 BLE drivers (#351)

• examples/wifi: add unified example for tcpclient that compiles for all supported wifi adaptors

• apds9960: add support for APDS-9960 Digital Proximity sensor
• axp192: add support for AXP192 single Cell Li-Battery and power system management IC
• hts221: add support for HTS221 capacitive digital sensor for relative humidity and temperature
• i2csoft: add support for software I2C
• image: add support for image/jpeg and image/png
• lps22hb: add support for LPS22HB MEMS nano pressure sensor
• lsm6dox: add support for lsm6dox accelerometer
• lsm9ds1: add support for lsm9ds1 accelerometer

• ili9341: change to use drivers.SPI interface
• ws2812
  • generate assembly instead of handwriting it
  • improve timings to be compatible with the WS2811
  • add support for 168MHz (e.g. Adafruit Feather STM32F405)
  • add support for RISC-V
• wifinina: control nina pins, for example leds

• rtl8720dn: examples for tcpclient, udpstation, mqtt, and webserver
• wifinina
  • nina-fw update docs
  • examples/wifinina/http-get
• ili9341: refactor examples
• Fix broken link for SHT3x datasheet

• all: use build directives for both Go1.17 and earlier versions

• net: fix raddr of tcp conn
• mcp3008: fix bitshift bug