Here is a fourth beta test for Teensyduino 1.58. This one is meant to be a quick final test before 1.58 release.
Arduino 2.0.x, all systems platforms:
use Boards Manager to install Teensy version 0.58.4
(to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index")
Arduino 1.8.x, Linux 32 bit:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linux32
Arduino 1.8.x, Linux 64 bit:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linux64
Arduino 1.8.x, Linux ARM:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linuxarm
Arduino 1.8.x, Linux ARM64:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linuxaarch64
Arduino 1.8.x, MacOS (Catalina to Ventura)
https://www.pjrc.com/teensy/td_158-beta4/Teensyduino_MacOS_Catalina.zip
Arduino 1.8.x, Old MacOS (Mojave)
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.dmg
Arduino 1.8.x, Windows:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.exe
PlatformIO, DIY beta support:
https://forum.pjrc.com/threads/71730
Changes since Teensyduino 1.58-beta3:
Improve String support for 64 bit integers
Allow programs to override gettimeofday (Shawn Silverman)
Improve bare (without Serial, Serial1, File) printf() support
Handle null pointer gracefully in Serial.write(string)
Fix Serial.write() return value (Shawn Silverman)
Fix IntervalTimer end() when timer interrupt pending
Speed up HardwareSerial FIFO size calculation (Shawn Silverman)
Fix startup with -Os and -Og optimization
Allow programs to override sbrk (Timo Sandmann)
Stream String readStringUntil() default to allow unlimited length
Define WIRE_INTERFACES_COUNT for Arduino compatibility
Fix TIMSEL field width in FlexIO SHIFTCTL register (squidcc)
Allow SdVolume to access card, but with deprecated warning
Fix compiler warnings with -Wextra (Shawn Silverman)
Change Print::write_error for Arduino compatibility (Shawn Silverman)
Call yield() from second/third USB serial bool (Geert Uytterhoeven)
Audio design tool fix import with AudioEffectDelayExternal (Jonathan Oakley)
Audio design tool import space objects for better visibility (Jonathan Oakley)
Audio tutorial examples updated for Teensy 4.0
Aduio examples updated with comments for Teensy 4 hardware
USBHost_t36 fix compiler warnings
USBHost_t36 improve startup on USB disks (Warren Watson)
USBHost_t36 fix USB disks endpoint issue (jmarsh)
USBHost_t36 fix Ant+ infinite loop (Gbertaz)
USBHost_t36 fix compiler warning (Jonathan Oakley)
USBHost_t36 support more Xbox One controllers (Dave Madison)
USBHost_t36 support CP2105 USB serial (jammerx19)
ILI9488_t3 support multiple displays (mjs513)
ILI9488_t3 update Digitizer4 example (KurtE)
LittleFS fix FRAM on alternate SPI ports (mjs513)
RA8875 fix fft_example2 example
WS2812Serial Remove 400 Hz refresh rate limit
XPT2046_Touchscreen further document alternate SPI ports
Linux warning if 00-teensy.rules missing
Arduino 2.0.x, all systems platforms:
use Boards Manager to install Teensy version 0.58.4
(to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index")
Arduino 1.8.x, Linux 32 bit:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linux32
Arduino 1.8.x, Linux 64 bit:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linux64
Arduino 1.8.x, Linux ARM:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linuxarm
Arduino 1.8.x, Linux ARM64:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.linuxaarch64
Arduino 1.8.x, MacOS (Catalina to Ventura)
https://www.pjrc.com/teensy/td_158-beta4/Teensyduino_MacOS_Catalina.zip
Arduino 1.8.x, Old MacOS (Mojave)
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.dmg
Arduino 1.8.x, Windows:
https://www.pjrc.com/teensy/td_158-beta4/TeensyduinoInstall.exe
PlatformIO, DIY beta support:
https://forum.pjrc.com/threads/71730
Changes since Teensyduino 1.58-beta3:
Improve String support for 64 bit integers
Allow programs to override gettimeofday (Shawn Silverman)
Improve bare (without Serial, Serial1, File) printf() support
Handle null pointer gracefully in Serial.write(string)
Fix Serial.write() return value (Shawn Silverman)
Fix IntervalTimer end() when timer interrupt pending
Speed up HardwareSerial FIFO size calculation (Shawn Silverman)
Fix startup with -Os and -Og optimization
Allow programs to override sbrk (Timo Sandmann)
Stream String readStringUntil() default to allow unlimited length
Define WIRE_INTERFACES_COUNT for Arduino compatibility
Fix TIMSEL field width in FlexIO SHIFTCTL register (squidcc)
Allow SdVolume to access card, but with deprecated warning
Fix compiler warnings with -Wextra (Shawn Silverman)
Change Print::write_error for Arduino compatibility (Shawn Silverman)
Call yield() from second/third USB serial bool (Geert Uytterhoeven)
Audio design tool fix import with AudioEffectDelayExternal (Jonathan Oakley)
Audio design tool import space objects for better visibility (Jonathan Oakley)
Audio tutorial examples updated for Teensy 4.0
Aduio examples updated with comments for Teensy 4 hardware
USBHost_t36 fix compiler warnings
USBHost_t36 improve startup on USB disks (Warren Watson)
USBHost_t36 fix USB disks endpoint issue (jmarsh)
USBHost_t36 fix Ant+ infinite loop (Gbertaz)
USBHost_t36 fix compiler warning (Jonathan Oakley)
USBHost_t36 support more Xbox One controllers (Dave Madison)
USBHost_t36 support CP2105 USB serial (jammerx19)
ILI9488_t3 support multiple displays (mjs513)
ILI9488_t3 update Digitizer4 example (KurtE)
LittleFS fix FRAM on alternate SPI ports (mjs513)
RA8875 fix fft_example2 example
WS2812Serial Remove 400 Hz refresh rate limit
XPT2046_Touchscreen further document alternate SPI ports
Linux warning if 00-teensy.rules missing
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