Please be positive and constructive with your questions and comments.
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- Topics
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- SAMD51 (M4) board users: update your bootloaders to >=v3.9.0
1, 2, 3 - Last post by hnaseri
Tue Apr 27, 2021 10:58 am
- SAMD51 (M4) board users: update your bootloaders to >=v3.9.0
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- beta experimental - https://maker.makecode.com
- Last post by bbutl58
Sun Jun 24, 2018 6:55 am
- beta experimental - https://maker.makecode.com
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- Grand Central M4 Express Power Supply Selection Circuit
by Aakash_Dey » Thu May 19, 2022 3:00 am
- Last post by dastels
Fri May 20, 2022 9:55 am
- Grand Central M4 Express Power Supply Selection Circuit
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- Power For Metro Mini
- Last post by adafruit_support_mike
Thu May 19, 2022 10:58 pm
- Power For Metro Mini
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- Memory types and uses
- Last post by PierreDeQuebec
Mon May 16, 2022 11:07 am
- Memory types and uses
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- Programming a custom designed SAMD51 board
- Last post by adafruit_support_carter
Tue May 10, 2022 1:10 pm
- Programming a custom designed SAMD51 board
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- Difference between Adafruit's Metro M4 Express and Metro M4
- Last post by dastels
Fri May 06, 2022 12:20 pm
- Difference between Adafruit's Metro M4 Express and Metro M4
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- Metro esp32-s2 reset into uf2 bootloader from arduino code
- Last post by User_UMjT7KxnxP8YN8
Wed May 04, 2022 4:45 pm
- Metro esp32-s2 reset into uf2 bootloader from arduino code
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- i2c Problems - Solved Using Dinasour Arduino Uno?
- Last post by adafruit_support_bill
Wed May 04, 2022 3:27 pm
- i2c Problems - Solved Using Dinasour Arduino Uno?
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- Metro M4 Express and SoftwareSerial
- Last post by dastels
Tue May 03, 2022 11:35 am
- Metro M4 Express and SoftwareSerial
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- Metro esp32-s2 serial
- Last post by muttstang
Tue May 03, 2022 11:24 am
- Metro esp32-s2 serial
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- Raspberry Pi400 keyboard
- Last post by Cocrn_11
Wed Apr 27, 2022 2:34 pm
- Raspberry Pi400 keyboard
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- Metro M4 Express no longer recognized by computer
by Beamz » Mon Apr 11, 2022 3:08 pm
- Last post by Beamz
Fri Apr 22, 2022 6:04 pm
- Metro M4 Express no longer recognized by computer
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- I2C Metro M4 to Leonardo/Pro Micro
- Last post by blnkjns
Fri Apr 22, 2022 2:47 pm
- I2C Metro M4 to Leonardo/Pro Micro
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- Adafruit Grand Central M4 Express availability
- Last post by DaPhM
Wed Apr 20, 2022 9:32 pm
- Adafruit Grand Central M4 Express availability
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- METRO M0 EXPRESS PMW
- Last post by dastels
Sat Apr 16, 2022 3:15 pm
- METRO M0 EXPRESS PMW
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- Metro Mini 5v 3v Jumper
by benfarahmand » Fri Apr 15, 2022 3:15 pm
- Last post by adafruit_support_bill
Fri Apr 15, 2022 3:57 pm
- Metro Mini 5v 3v Jumper
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- Metro MIni Eagle library
by bobkost » Mon Apr 11, 2022 3:26 pm
- Last post by westfw
Tue Apr 12, 2022 7:39 pm
- Metro MIni Eagle library
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- M4 Grand Central Pinout spreadsheet
- Last post by parsko
Tue Apr 12, 2022 8:07 am
- M4 Grand Central Pinout spreadsheet
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- Looking for a board suggestion
- Last post by blnkjns
Fri Apr 01, 2022 2:52 pm
- Looking for a board suggestion
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- Metro M4 Matrix Shield and sound generation
- Last post by blnkjns
Tue Mar 29, 2022 12:44 am
- Metro M4 Matrix Shield and sound generation
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- Metro M4 w/ DS3234
- Last post by adafruit_support_mike
Mon Mar 28, 2022 9:25 pm
- Metro M4 w/ DS3234
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- Metro M0 and Arduino Scheduler.h Library: Warning: this inst
by firstdown77 » Sat Feb 19, 2022 5:33 pm
- Last post by firstdown77
Sun Mar 27, 2022 5:57 pm
- Metro M0 and Arduino Scheduler.h Library: Warning: this inst
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- Metro port disappears after uploading Arduino code
- Last post by mikeysklar
Wed Mar 23, 2022 4:58 pm
- Metro port disappears after uploading Arduino code
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- Metro Express - Can pins be Input_pullup?
- Last post by adafruit_support_carter
Thu Mar 17, 2022 1:52 pm
- Metro Express - Can pins be Input_pullup?
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- Metro M4 Airlift Lite - Periodic Hang on client.connect
- Last post by coosh064
Thu Mar 17, 2022 9:27 am
- Metro M4 Airlift Lite - Periodic Hang on client.connect
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- Metro M4 Express double blinking red Neopixel
1, 2 by nickcudahy » Sat Mar 12, 2022 5:30 pm
- Last post by nickcudahy
Sun Mar 13, 2022 3:40 pm
- Metro M4 Express double blinking red Neopixel
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- Metro mini and Trinket M0 issues
by AblazeRiver » Wed Mar 09, 2022 5:29 pm
- Last post by AblazeRiver
Fri Mar 11, 2022 10:02 pm
- Metro mini and Trinket M0 issues
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- Adafruit Metro M4 Express AirLift (WiFi) - Lite Upload issue
by PalS » Sun Mar 06, 2022 10:10 pm
- Last post by PalS
Fri Mar 11, 2022 8:16 pm
- Adafruit Metro M4 Express AirLift (WiFi) - Lite Upload issue
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- Metro mini and Trinket M0 issues
by AblazeRiver » Wed Mar 09, 2022 5:26 pm
- Last post by mikeysklar
Fri Mar 11, 2022 6:52 pm
- Metro mini and Trinket M0 issues
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- I2S Stereo Decoder with Metro express
- Last post by mikeysklar
Mon Mar 07, 2022 5:53 pm
- I2S Stereo Decoder with Metro express
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- Metro M4 Airlift Lite not recognized as USB device
- Last post by adafruit_support_carter
Fri Mar 04, 2022 3:53 pm
- Metro M4 Airlift Lite not recognized as USB device
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- Last my Bootloader after updating ESP32 on Metro M4 Airlift
- Last post by adafruit_support_carter
Fri Mar 04, 2022 3:19 pm
- Last my Bootloader after updating ESP32 on Metro M4 Airlift
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- Grand Central M4 Express Interrupt Pins
- Last post by dastels
Wed Mar 02, 2022 10:50 pm
- Grand Central M4 Express Interrupt Pins
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- Serial.readBytes() doesn't accept byte type
by nullkraft » Wed Feb 23, 2022 1:24 am
- Last post by nullkraft
Mon Feb 28, 2022 8:42 pm
- Serial.readBytes() doesn't accept byte type
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- Matrix Portal M4
by Rebtop » Thu Feb 24, 2022 11:15 am
- Last post by Rebtop
Mon Feb 28, 2022 8:31 pm
- Matrix Portal M4
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- Metro ESP32-S2 I2S interface to MAX98357 D class amp
- Last post by mikeysklar
Sun Feb 27, 2022 7:19 pm
- Metro ESP32-S2 I2S interface to MAX98357 D class amp
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- Metro Mini USB reset disable?
by mhopeng » Sun Feb 20, 2022 8:54 pm
- Last post by mhopeng
Sat Feb 26, 2022 4:12 pm
- Metro Mini USB reset disable?
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- Schematics with bill of materials
- Last post by GigaMegablaster
Thu Feb 24, 2022 9:05 pm
- Schematics with bill of materials
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- Metro ESP32-S2 PN532 shield compatibility
- Last post by Amittt
Sat Feb 19, 2022 3:02 pm
- Metro ESP32-S2 PN532 shield compatibility
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- Custom MetroM4 Samd51J18 crashes on Sketch upload
1, 2 by sheldonctt » Fri Dec 17, 2021 8:03 pm
- Last post by westfw
Fri Feb 18, 2022 6:15 am
- Custom MetroM4 Samd51J18 crashes on Sketch upload
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- Metro M4 Freezing/Skipping with VS1053 and TFT Screen
by Mnuckols » Tue Feb 15, 2022 8:24 pm
- Last post by Mnuckols
Tue Feb 15, 2022 8:24 pm
- Metro M4 Freezing/Skipping with VS1053 and TFT Screen
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- Metro M4 express
- Last post by adafruit_support_carter
Tue Feb 15, 2022 2:56 pm
- Metro M4 express
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- Quiic Connectors on Grand Central ?
- Last post by adafruit_support_carter
Tue Feb 15, 2022 2:18 pm
- Quiic Connectors on Grand Central ?
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- Gamebuino on Metro M4 Express
- Last post by svenio
Tue Feb 15, 2022 11:30 am
- Gamebuino on Metro M4 Express
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- Which port on Metro ESP32-S2 measures battery?
- Last post by rpiloverbd
Sat Feb 05, 2022 9:26 am
- Which port on Metro ESP32-S2 measures battery?
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- Partial flashing with UF2 bootloader
by MartinMu » Fri Jan 28, 2022 11:19 am
- Last post by User_UMjT7KxnxP8YN8
Fri Feb 04, 2022 10:58 am
- Partial flashing with UF2 bootloader
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- Connection Trouble to Breadboard/Arduino
by Bubby0626 » Wed Feb 02, 2022 11:36 am
- Last post by adafruit_support_bill
Thu Feb 03, 2022 3:55 pm
- Connection Trouble to Breadboard/Arduino
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- Having issue with my board
- Last post by ddenis
Tue Feb 01, 2022 4:45 pm
- Having issue with my board
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- Adafruit Metro ESP32-S2 - no LEDs
by charliechesney » Mon Jan 31, 2022 11:05 pm
- Last post by adafruit_support_carter
Tue Feb 01, 2022 2:15 pm
- Adafruit Metro ESP32-S2 - no LEDs
Please be positive and constructive with your questions and comments.