Metro, Metro Express, and Grand Central Boards

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SAMD51 (M4) board users: update your bootloaders to >=v3.9.0
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by danhalbert » Fri May 08, 2020 12:55 pm

Last post by hnaseri « Tue Apr 27, 2021 10:58 am

by danhalbert » Fri May 08, 2020 12:55 pm
30 Replies

13810 Views

Last post by hnaseri
Tue Apr 27, 2021 10:58 am
beta experimental - https://maker.makecode.com

by adafruit » Tue Jan 23, 2018 9:37 pm

Last post by bbutl58 « Sun Jun 24, 2018 6:55 am

by adafruit » Tue Jan 23, 2018 9:37 pm

6 Replies

12079 Views

Last post by bbutl58
Sun Jun 24, 2018 6:55 am
metro programming issues

by m_a_s » Wed Sep 27, 2023 2:46 pm

Last post by m_a_s « Wed Sep 27, 2023 2:46 pm

by m_a_s » Wed Sep 27, 2023 2:46 pm

0 Replies

12 Views

Last post by m_a_s
Wed Sep 27, 2023 2:46 pm
Running Linux with NXP iMX

by speccy88 » Mon Sep 25, 2023 10:17 am

Last post by speccy88 « Mon Sep 25, 2023 10:23 am

by speccy88 » Mon Sep 25, 2023 10:17 am

1 Replies

29 Views

Last post by speccy88
Mon Sep 25, 2023 10:23 am
Meto M7 Micro SD dev boards

by AMarchini01 » Sun Sep 17, 2023 8:46 pm

Last post by AMarchini01 « Mon Sep 18, 2023 12:23 pm

by AMarchini01 » Sun Sep 17, 2023 8:46 pm

2 Replies

43 Views

Last post by AMarchini01
Mon Sep 18, 2023 12:23 pm
Unable to load any program into a Metro ESP32-S3

by bobs737 » Sat Sep 09, 2023 2:48 pm

Last post by adafruit2 « Mon Sep 18, 2023 12:47 am

by bobs737 » Sat Sep 09, 2023 2:48 pm

4 Replies

64 Views

Last post by adafruit2
Mon Sep 18, 2023 12:47 am
Does Grand Central at 120MHz = Arduino Giga at 480Mhz?

by john kauffman » Sun Sep 17, 2023 6:51 pm

Last post by john kauffman « Sun Sep 17, 2023 6:51 pm

by john kauffman » Sun Sep 17, 2023 6:51 pm

0 Replies

28 Views

Last post by john kauffman
Sun Sep 17, 2023 6:51 pm
FastLED "invalid pin specified" compile error on Grand Central...

by JNordgren42 » Sat Aug 26, 2023 2:06 pm

Last post by JNordgren42 « Thu Sep 14, 2023 9:34 pm

by JNordgren42 » Sat Aug 26, 2023 2:06 pm

4 Replies

93 Views

Last post by JNordgren42
Thu Sep 14, 2023 9:34 pm
Metro M7 NotImplementedError: AnalogOut

by JTBAF » Sat Aug 26, 2023 6:19 pm

Last post by adafruit2 « Sun Sep 10, 2023 12:38 pm

by JTBAF » Sat Aug 26, 2023 6:19 pm

4 Replies

70 Views

Last post by adafruit2
Sun Sep 10, 2023 12:38 pm
1 million polls on a custom Modbus device using the new Adafruit Metro RP2040!

by zombiepartz » Sat Sep 02, 2023 6:06 pm

Last post by zombiepartz « Sat Sep 02, 2023 6:06 pm

by zombiepartz » Sat Sep 02, 2023 6:06 pm

0 Replies

33 Views

Last post by zombiepartz
Sat Sep 02, 2023 6:06 pm
Metro ESP32-S3 missing from Arduino board support

by davidzuhn » Thu Aug 31, 2023 9:03 pm

Last post by davidzuhn « Thu Aug 31, 2023 9:26 pm

by davidzuhn » Thu Aug 31, 2023 9:03 pm

2 Replies

37 Views

Last post by davidzuhn
Thu Aug 31, 2023 9:26 pm
Matrix Portal S3 Looping -- Unknown USB Device

by DMCo » Tue Aug 29, 2023 2:23 am

Last post by adafruit_support_carter « Tue Aug 29, 2023 12:42 pm

by DMCo » Tue Aug 29, 2023 2:23 am

1 Replies

29 Views

Last post by adafruit_support_carter
Tue Aug 29, 2023 12:42 pm
how to burn bootloader ESP32 and ESP8266

by Errejoa14 » Tue Aug 29, 2023 11:27 am

Last post by adafruit_support_carter « Tue Aug 29, 2023 12:24 pm

by Errejoa14 » Tue Aug 29, 2023 11:27 am

1 Replies

24 Views

Last post by adafruit_support_carter
Tue Aug 29, 2023 12:24 pm
Metro ESP32-S3 uSD slot

by clarkj » Wed Aug 23, 2023 7:49 pm

Last post by clarkj « Sat Aug 26, 2023 4:32 pm

by clarkj » Wed Aug 23, 2023 7:49 pm

2 Replies

45 Views

Last post by clarkj
Sat Aug 26, 2023 4:32 pm
Debugging Arduino code on Monster M4SK

by seandoyle » Fri Aug 25, 2023 12:57 pm

Last post by adafruit_support_carter « Fri Aug 25, 2023 1:10 pm

by seandoyle » Fri Aug 25, 2023 12:57 pm

1 Replies

98 Views

Last post by adafruit_support_carter
Fri Aug 25, 2023 1:10 pm
Needing help with installing Metro M4 Express

by wbFastolfe » Thu Aug 24, 2023 10:28 am

Last post by dastels « Thu Aug 24, 2023 11:56 am

by wbFastolfe » Thu Aug 24, 2023 10:28 am

1 Replies

31 Views

Last post by dastels
Thu Aug 24, 2023 11:56 am
Metro M Series and Arduino Shields

by tbray » Mon Aug 21, 2023 11:44 am

Last post by tbray « Thu Aug 24, 2023 11:08 am

by tbray » Mon Aug 21, 2023 11:44 am

6 Replies

40 Views

Last post by tbray
Thu Aug 24, 2023 11:08 am
possible minor error in metro rp2040 product page

by plutonic » Wed Aug 23, 2023 9:18 pm

Last post by dastels « Wed Aug 23, 2023 9:45 pm

by plutonic » Wed Aug 23, 2023 9:18 pm

1 Replies

23 Views

Last post by dastels
Wed Aug 23, 2023 9:45 pm
Metro M4, Ultimate GPS Shield, and SD Card Access

by Autonomous_Sailboat » Thu Jul 20, 2023 5:14 pm

Last post by Autonomous_Sailboat « Wed Aug 23, 2023 7:10 am

by Autonomous_Sailboat » Thu Jul 20, 2023 5:14 pm

7 Replies

165 Views

Last post by Autonomous_Sailboat
Wed Aug 23, 2023 7:10 am
Grand Central RAM usage in Arduino IDE

by kd6kca » Mon Aug 14, 2023 1:18 pm

Last post by mikeysklar « Thu Aug 17, 2023 6:22 pm

by kd6kca » Mon Aug 14, 2023 1:18 pm

1 Replies

113 Views

Last post by mikeysklar
Thu Aug 17, 2023 6:22 pm
arduino ide v2.1.1windows 11 com ports unrecognized

by besrk » Tue Aug 01, 2023 10:08 am

Last post by dominiquebroder « Mon Aug 14, 2023 3:24 pm

by besrk » Tue Aug 01, 2023 10:08 am

8 Replies

104 Views

Last post by dominiquebroder
Mon Aug 14, 2023 3:24 pm
Grand Central Express Rebooting and Overwriting

by DAT15 » Tue Aug 01, 2023 7:22 pm

Last post by adafruit_support_carter « Fri Aug 11, 2023 12:40 pm

by DAT15 » Tue Aug 01, 2023 7:22 pm

14 Replies

119 Views

Last post by adafruit_support_carter
Fri Aug 11, 2023 12:40 pm
What does “Onboard RGB NeoPixel” mean in Metro RP2040?

by Svensken » Wed Aug 09, 2023 5:31 am

Last post by Svensken « Wed Aug 09, 2023 6:03 pm

by Svensken » Wed Aug 09, 2023 5:31 am

2 Replies

55 Views

Last post by Svensken
Wed Aug 09, 2023 6:03 pm
I2c qt rotary encoder

by besrk » Wed Aug 02, 2023 3:43 pm

Last post by dastels « Wed Aug 02, 2023 3:48 pm

by besrk » Wed Aug 02, 2023 3:43 pm

1 Replies

25 Views

Last post by dastels
Wed Aug 02, 2023 3:48 pm
Metro M0 Express reset only when serial monitor is up

by kd6kca » Tue Aug 01, 2023 4:43 pm

Last post by kd6kca « Tue Aug 01, 2023 6:04 pm

by kd6kca » Tue Aug 01, 2023 4:43 pm

4 Replies

37 Views

Last post by kd6kca
Tue Aug 01, 2023 6:04 pm
Item Return for order 3101805-9186130598

by bleckett » Tue Jul 25, 2023 7:07 pm

Last post by bleckett « Mon Jul 31, 2023 9:21 am

by bleckett » Tue Jul 25, 2023 7:07 pm

4 Replies

50 Views

Last post by bleckett
Mon Jul 31, 2023 9:21 am
Adafruit Metro power jack not working

by hynso » Sun Jul 30, 2023 10:29 am

Last post by Franklin97355 « Sun Jul 30, 2023 10:57 am

by hynso » Sun Jul 30, 2023 10:29 am

3 Replies

32 Views

Last post by Franklin97355
Sun Jul 30, 2023 10:57 am
Metro ESP32-S2 not working with Adafruit Datalogger Shield
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2

by Suspencer35 » Wed Jul 19, 2023 11:58 am

Last post by Suspencer35 « Mon Jul 24, 2023 3:26 pm

by Suspencer35 » Wed Jul 19, 2023 11:58 am
18 Replies

178 Views

Last post by Suspencer35
Mon Jul 24, 2023 3:26 pm
M7 Metro 1011 "missing chip"

by AdmiralCrunch » Fri Jul 21, 2023 4:21 pm

Last post by AdmiralCrunch « Fri Jul 21, 2023 5:24 pm

by AdmiralCrunch » Fri Jul 21, 2023 4:21 pm

2 Replies

33 Views

Last post by AdmiralCrunch
Fri Jul 21, 2023 5:24 pm
Metro M4 Express - TCP/IP over serial, second serial

by Jan4444 » Fri Jul 14, 2023 3:35 pm

Last post by mikeysklar « Sat Jul 15, 2023 10:14 pm

by Jan4444 » Fri Jul 14, 2023 3:35 pm

1 Replies

50 Views

Last post by mikeysklar
Sat Jul 15, 2023 10:14 pm
M4 Airlift Lite vs M7 Airlift

by PierreDeQuebec » Sat Jul 08, 2023 7:59 pm

Last post by PierreDeQuebec « Sun Jul 09, 2023 5:28 am

by PierreDeQuebec » Sat Jul 08, 2023 7:59 pm

2 Replies

61 Views

Last post by PierreDeQuebec
Sun Jul 09, 2023 5:28 am
Servo and SD Card Library Issues for Metro M4 Express

by Autonomous_Sailboat » Fri Jul 07, 2023 12:05 pm

Last post by Autonomous_Sailboat « Fri Jul 07, 2023 2:28 pm

by Autonomous_Sailboat » Fri Jul 07, 2023 12:05 pm

2 Replies

67 Views

Last post by Autonomous_Sailboat
Fri Jul 07, 2023 2:28 pm
Extreme flickering on Matrix w/ Portal

by _cps » Sat Jul 01, 2023 3:05 pm

Last post by mikeysklar « Tue Jul 04, 2023 3:11 pm

by _cps » Sat Jul 01, 2023 3:05 pm

3 Replies

53 Views

Last post by mikeysklar
Tue Jul 04, 2023 3:11 pm
DS18B20 on Metro M0 Express library compile error

by kd6kca » Sun Jul 02, 2023 2:38 pm

Last post by kd6kca « Mon Jul 03, 2023 12:28 pm

by kd6kca » Sun Jul 02, 2023 2:38 pm

9 Replies

162 Views

Last post by kd6kca
Mon Jul 03, 2023 12:28 pm
Grand Central Under Voltage Warning

by beltalowda » Sat Jul 01, 2023 3:54 pm

Last post by adafruit_support_bill « Sat Jul 01, 2023 4:51 pm

by beltalowda » Sat Jul 01, 2023 3:54 pm

1 Replies

28 Views

Last post by adafruit_support_bill
Sat Jul 01, 2023 4:51 pm
Adafruit Metro Mini 328 V2 Board Dimensions

by sandalias » Fri Jun 30, 2023 1:45 pm

Last post by mikeysklar « Sat Jul 01, 2023 1:32 pm

by sandalias » Fri Jun 30, 2023 1:45 pm

1 Replies

33 Views

Last post by mikeysklar
Sat Jul 01, 2023 1:32 pm
Missing reset switch

by dwsdolce » Thu Jun 29, 2023 10:57 am

Last post by adafruit_support_bill « Thu Jun 29, 2023 11:27 am

by dwsdolce » Thu Jun 29, 2023 10:57 am

1 Replies

35 Views

Last post by adafruit_support_bill
Thu Jun 29, 2023 11:27 am
Adafrui 2277 64X32 RGB LED MATRIX - 5MM PITCH

by Unitec » Fri Jun 16, 2023 3:36 am

Last post by adafruit_support_mike « Sun Jun 25, 2023 4:35 pm

by Unitec » Fri Jun 16, 2023 3:36 am

3 Replies

100 Views

Last post by adafruit_support_mike
Sun Jun 25, 2023 4:35 pm
Arduino IDE stopped recognizing my Grand Central boards through USB

by silvermanphoto » Wed Jun 07, 2023 3:39 pm

Last post by adafruit_support_mike « Sun Jun 25, 2023 4:21 pm

by silvermanphoto » Wed Jun 07, 2023 3:39 pm

2 Replies

65 Views

Last post by adafruit_support_mike
Sun Jun 25, 2023 4:21 pm
serial to usb cable

by Minichezsoico » Sat Jun 24, 2023 10:40 am

Last post by Minichezsoico « Sat Jun 24, 2023 2:30 pm

by Minichezsoico » Sat Jun 24, 2023 10:40 am

2 Replies

34 Views

Last post by Minichezsoico
Sat Jun 24, 2023 2:30 pm
Vias too small for headers

by JefferyRWise » Wed Jun 14, 2023 2:07 pm

Last post by adafruit2 « Wed Jun 14, 2023 4:38 pm

by JefferyRWise » Wed Jun 14, 2023 2:07 pm

3 Replies

52 Views

Last post by adafruit2
Wed Jun 14, 2023 4:38 pm
unable to change pwm resolution on metro M4

by marklb » Sat Jun 03, 2023 2:28 pm

Last post by marklb « Mon Jun 05, 2023 4:25 pm

by marklb » Sat Jun 03, 2023 2:28 pm

2 Replies

52 Views

Last post by marklb
Mon Jun 05, 2023 4:25 pm
almost-DOA metro M7

by Cinnabar » Wed May 31, 2023 6:26 pm

Last post by dastels « Wed May 31, 2023 6:33 pm

by Cinnabar » Wed May 31, 2023 6:26 pm

1 Replies

56 Views

Last post by dastels
Wed May 31, 2023 6:33 pm
Metro M7 wifi

by richpaul6806 » Tue May 23, 2023 7:04 pm

Last post by mikeysklar « Fri May 26, 2023 3:33 pm

by richpaul6806 » Tue May 23, 2023 7:04 pm

5 Replies

125 Views

Last post by mikeysklar
Fri May 26, 2023 3:33 pm
Din rail adapter compatability

by Cinnabar » Tue May 23, 2023 3:06 pm

Last post by mikeysklar « Thu May 25, 2023 5:27 pm

by Cinnabar » Tue May 23, 2023 3:06 pm

1 Replies

67 Views

Last post by mikeysklar
Thu May 25, 2023 5:27 pm
Metro M0 Express Stuck in Bootloader

by RawKitsUsa » Fri May 12, 2023 10:32 pm

Last post by RawKitsUsa « Thu May 25, 2023 3:01 pm

by RawKitsUsa » Fri May 12, 2023 10:32 pm

7 Replies

96 Views

Last post by RawKitsUsa
Thu May 25, 2023 3:01 pm
I2C Address Conflict of Grand Central Only...?

by xanatos » Sun May 21, 2023 9:43 pm

Last post by adafruit_support_bill « Wed May 24, 2023 7:58 pm

by xanatos » Sun May 21, 2023 9:43 pm

10 Replies

77 Views

Last post by adafruit_support_bill
Wed May 24, 2023 7:58 pm
IOREF Pin on Grand Central

by xanatos » Tue May 23, 2023 2:15 pm

Last post by xanatos « Tue May 23, 2023 8:22 pm

by xanatos » Tue May 23, 2023 2:15 pm

2 Replies

42 Views

Last post by xanatos
Tue May 23, 2023 8:22 pm
M7 AirLift: Fail to program AirLift firmware

by ricardoquesada » Wed Apr 12, 2023 11:45 pm

Last post by richpaul6806 « Tue May 23, 2023 7:03 pm

by ricardoquesada » Wed Apr 12, 2023 11:45 pm

14 Replies

204 Views

Last post by richpaul6806
Tue May 23, 2023 7:03 pm
MetroESP32-S2 - Ada-io-Redlight

by morwic » Tue Apr 04, 2023 6:36 pm

Last post by morwic « Tue May 23, 2023 1:22 pm

by morwic » Tue Apr 04, 2023 6:36 pm

8 Replies

141 Views

Last post by morwic
Tue May 23, 2023 1:22 pm

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