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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2

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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

13630 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

11996 Views

Last post by bbutl58
Sun Jun 24, 2018 6:55 am
Arduino IDE stopped recognizing my Grand Central boards through USB

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

Last post by silvermanphoto « Wed Jun 07, 2023 3:40 pm

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

1 Replies

11 Views

Last post by silvermanphoto
Wed Jun 07, 2023 3:40 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

31 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

34 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

90 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

29 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

71 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

45 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

18 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

106 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

116 Views

Last post by morwic
Tue May 23, 2023 1:22 pm
No com port for Grand Central M4 in Windows 10

by jimk572 » Mon May 22, 2023 12:53 pm

Last post by jimk572 « Mon May 22, 2023 8:35 pm

by jimk572 » Mon May 22, 2023 12:53 pm

1 Replies

20 Views

Last post by jimk572
Mon May 22, 2023 8:35 pm
Metro M4 problems, now even worse after bootloader update.

by blnkjns » Sat Apr 01, 2023 2:43 pm

Last post by mikeysklar « Mon May 22, 2023 5:37 pm

by blnkjns » Sat Apr 01, 2023 2:43 pm

6 Replies

71 Views

Last post by mikeysklar
Mon May 22, 2023 5:37 pm
Matrix portal m4 broken reset button

by Infamous098 » Thu May 11, 2023 5:44 pm

Last post by adafruit_support_carter « Wed May 17, 2023 4:10 pm

by Infamous098 » Thu May 11, 2023 5:44 pm

5 Replies

77 Views

Last post by adafruit_support_carter
Wed May 17, 2023 4:10 pm
I think I corrupted my Metro Grand Central. How to resolve?

by owntheweb » Tue May 16, 2023 10:05 am

Last post by owntheweb « Wed May 17, 2023 11:53 am

by owntheweb » Tue May 16, 2023 10:05 am

1 Replies

28 Views

Last post by owntheweb
Wed May 17, 2023 11:53 am
Output Limitation

by oakbarn » Sun May 14, 2023 11:54 am

Last post by adafruit_support_bill « Sun May 14, 2023 12:23 pm

by oakbarn » Sun May 14, 2023 11:54 am

1 Replies

27 Views

Last post by adafruit_support_bill
Sun May 14, 2023 12:23 pm
Help with identifying usable PWM pins on Metro M4 airlift

by RumiTheIsotope » Mon May 08, 2023 4:28 pm

Last post by RumiTheIsotope « Thu May 11, 2023 7:07 pm

by RumiTheIsotope » Mon May 08, 2023 4:28 pm

2 Replies

27 Views

Last post by RumiTheIsotope
Thu May 11, 2023 7:07 pm
Raspberry pi and Grand Central

by jamesob » Thu May 04, 2023 9:26 am

Last post by adafruit_support_carter « Tue May 09, 2023 11:00 am

by jamesob » Thu May 04, 2023 9:26 am

11 Replies

79 Views

Last post by adafruit_support_carter
Tue May 09, 2023 11:00 am
Grand central- pin noise on startup

by peej22 » Sun May 07, 2023 2:00 am

Last post by mikeysklar « Mon May 08, 2023 5:56 pm

by peej22 » Sun May 07, 2023 2:00 am

3 Replies

35 Views

Last post by mikeysklar
Mon May 08, 2023 5:56 pm
Adafruit Matrix Portal - does not display anything

by mkhalaf » Fri Apr 21, 2023 10:48 pm

Last post by mkhalaf « Sun May 07, 2023 11:58 am

by mkhalaf » Fri Apr 21, 2023 10:48 pm

9 Replies

87 Views

Last post by mkhalaf
Sun May 07, 2023 11:58 am
Use arduino and adafruit grand central sd card

by kim521739 » Sat May 06, 2023 5:40 am

Last post by adafruit_support_bill « Sat May 06, 2023 8:20 am

by kim521739 » Sat May 06, 2023 5:40 am

1 Replies

22 Views

Last post by adafruit_support_bill
Sat May 06, 2023 8:20 am
Grand Central M4 Unknown USB device

by BleuMoo » Wed May 03, 2023 11:17 pm

Last post by BleuMoo « Thu May 04, 2023 4:09 pm

by BleuMoo » Wed May 03, 2023 11:17 pm

6 Replies

56 Views

Last post by BleuMoo
Thu May 04, 2023 4:09 pm
Setting up Circuit Python

by rcassoni » Wed May 03, 2023 12:45 pm

Last post by rcassoni « Wed May 03, 2023 2:08 pm

by rcassoni » Wed May 03, 2023 12:45 pm

2 Replies

25 Views

Last post by rcassoni
Wed May 03, 2023 2:08 pm
Metro Mini V2 as keyboard

by stupidFlanders » Tue May 02, 2023 6:03 am

Last post by stupidFlanders « Tue May 02, 2023 9:50 am

by stupidFlanders » Tue May 02, 2023 6:03 am

2 Replies

29 Views

Last post by stupidFlanders
Tue May 02, 2023 9:50 am
Cannot get Metro to work with Arduino IDE

by TonyEllis » Tue May 02, 2023 6:17 am

Last post by dastels « Tue May 02, 2023 9:22 am

by TonyEllis » Tue May 02, 2023 6:17 am

1 Replies

32 Views

Last post by dastels
Tue May 02, 2023 9:22 am
Metro Express M0 toggling GPIO

by jx2023 » Mon May 01, 2023 2:22 pm

Last post by dastels « Mon May 01, 2023 10:43 pm

by jx2023 » Mon May 01, 2023 2:22 pm

3 Replies

41 Views

Last post by dastels
Mon May 01, 2023 10:43 pm
Using SERCOM on Grand Central M4

by MarcelPfuetzner » Fri Apr 28, 2023 9:36 am

Last post by westfw « Sun Apr 30, 2023 4:22 pm

by MarcelPfuetzner » Fri Apr 28, 2023 9:36 am

4 Replies

52 Views

Last post by westfw
Sun Apr 30, 2023 4:22 pm
Comparing the Grand Central to ItsyBitsy M4, CircuitBrains Deluxe - Program Space Questions

by xanatos » Thu Apr 27, 2023 5:43 pm

Last post by xanatos « Fri Apr 28, 2023 2:43 pm

by xanatos » Thu Apr 27, 2023 5:43 pm

6 Replies

51 Views

Last post by xanatos
Fri Apr 28, 2023 2:43 pm
Plans for Arduino support for Metro M7 1011 with Airlift?

by jstanle1 » Mon Apr 24, 2023 1:58 pm

Last post by jstanle1 « Wed Apr 26, 2023 4:53 pm

by jstanle1 » Mon Apr 24, 2023 1:58 pm

2 Replies

38 Views

Last post by jstanle1
Wed Apr 26, 2023 4:53 pm
What jumper/connector type works with the Metro M4?

by RumiTheIsotope » Mon Apr 24, 2023 11:46 am

Last post by dastels « Mon Apr 24, 2023 12:39 pm

by RumiTheIsotope » Mon Apr 24, 2023 11:46 am

1 Replies

28 Views

Last post by dastels
Mon Apr 24, 2023 12:39 pm
Does M4 have a Gyro built in & support to connect to Logitech unifying receiver?

by mrfibreoptic » Sun Apr 09, 2023 8:59 am

Last post by dThirteen « Mon Apr 17, 2023 9:48 am

by mrfibreoptic » Sun Apr 09, 2023 8:59 am

12 Replies

86 Views

Last post by dThirteen
Mon Apr 17, 2023 9:48 am
Example WiFi server for M7 1011 with Airlift?

by jstanle1 » Thu Apr 13, 2023 5:49 pm

Last post by jstanle1 « Sun Apr 16, 2023 3:00 pm

by jstanle1 » Thu Apr 13, 2023 5:49 pm

2 Replies

32 Views

Last post by jstanle1
Sun Apr 16, 2023 3:00 pm
Metro Esp32-S2 and 2.8" TFT Cap Shield
1

2

by phineasphred » Tue Mar 28, 2023 12:27 pm

Last post by mikeysklar « Tue Apr 11, 2023 11:24 am

by phineasphred » Tue Mar 28, 2023 12:27 pm
16 Replies

175 Views

Last post by mikeysklar
Tue Apr 11, 2023 11:24 am
Adafruit Metro M7 with AirLift

by xanatos » Tue Mar 14, 2023 5:26 pm

Last post by dThirteen « Mon Apr 10, 2023 7:13 pm

by xanatos » Tue Mar 14, 2023 5:26 pm

8 Replies

106 Views

Last post by dThirteen
Mon Apr 10, 2023 7:13 pm
Using ribbon cable with Matrix Portal m4

by faragher6 » Mon Apr 10, 2023 1:39 pm

Last post by faragher6 « Mon Apr 10, 2023 3:19 pm

by faragher6 » Mon Apr 10, 2023 1:39 pm

2 Replies

42 Views

Last post by faragher6
Mon Apr 10, 2023 3:19 pm
Adafruit M4 setup for Arduino IDE

by tractionfan » Fri Apr 07, 2023 1:26 pm

Last post by adafruit_support_carter « Mon Apr 10, 2023 12:06 pm

by tractionfan » Fri Apr 07, 2023 1:26 pm

4 Replies

43 Views

Last post by adafruit_support_carter
Mon Apr 10, 2023 12:06 pm
Metro M0 Express and Music Maker Shield
1

2

by loopstick » Thu Mar 30, 2023 12:51 pm

Last post by mikeysklar « Thu Apr 06, 2023 11:02 am

by loopstick » Thu Mar 30, 2023 12:51 pm
16 Replies

101 Views

Last post by mikeysklar
Thu Apr 06, 2023 11:02 am
Grand Central Behaving Really strange

by jamesob » Mon Mar 27, 2023 12:36 pm

Last post by jamesob « Fri Mar 31, 2023 5:56 am

by jamesob » Mon Mar 27, 2023 12:36 pm

2 Replies

59 Views

Last post by jamesob
Fri Mar 31, 2023 5:56 am
Metro M4 Express - Plug It In, Nothing Happens

by engineer12 » Thu Mar 23, 2023 5:50 pm

Last post by dastels « Fri Mar 24, 2023 4:36 pm

by engineer12 » Thu Mar 23, 2023 5:50 pm

7 Replies

96 Views

Last post by dastels
Fri Mar 24, 2023 4:36 pm
Grand Central M4 i2c problem

by enauman » Wed Mar 15, 2023 8:14 pm

Last post by adafruit_support_carter « Fri Mar 17, 2023 1:50 pm

by enauman » Wed Mar 15, 2023 8:14 pm

1 Replies

50 Views

Last post by adafruit_support_carter
Fri Mar 17, 2023 1:50 pm
Metro M4 Express Power Requirements

by Autonomous_Sailboat » Wed Mar 15, 2023 1:13 pm

Last post by mikeysklar « Thu Mar 16, 2023 1:09 pm

by Autonomous_Sailboat » Wed Mar 15, 2023 1:13 pm

4 Replies

60 Views

Last post by mikeysklar
Thu Mar 16, 2023 1:09 pm
Python interface for Metro Mini V2 USB

by pm_circuit » Wed Mar 15, 2023 8:22 am

Last post by mikeysklar « Thu Mar 16, 2023 12:17 pm

by pm_circuit » Wed Mar 15, 2023 8:22 am

3 Replies

35 Views

Last post by mikeysklar
Thu Mar 16, 2023 12:17 pm
Grand Central M4: Neat board!!: i2c questions (continued)

by owntheweb » Sat Mar 11, 2023 2:50 am

Last post by owntheweb « Thu Mar 16, 2023 10:05 am

by owntheweb » Sat Mar 11, 2023 2:50 am

3 Replies

54 Views

Last post by owntheweb
Thu Mar 16, 2023 10:05 am
Metro ESP32-S2 Solar Charging

by trdmn1 » Mon Mar 13, 2023 3:11 pm

Last post by trdmn1 « Tue Mar 14, 2023 1:52 pm

by trdmn1 » Mon Mar 13, 2023 3:11 pm

4 Replies

43 Views

Last post by trdmn1
Tue Mar 14, 2023 1:52 pm
adafruit emc2101 Adafruit Circuit Python test code not working

by Mhov » Fri Mar 03, 2023 3:55 pm

Last post by adafruit_support_mike « Tue Mar 14, 2023 4:10 am

by Mhov » Fri Mar 03, 2023 3:55 pm

13 Replies

100 Views

Last post by adafruit_support_mike
Tue Mar 14, 2023 4:10 am
Metro M4 Express SPI Pinout

by jmroadman » Mon Mar 13, 2023 12:33 pm

Last post by adafruit2 « Mon Mar 13, 2023 3:21 pm

by jmroadman » Mon Mar 13, 2023 12:33 pm

2 Replies

46 Views

Last post by adafruit2
Mon Mar 13, 2023 3:21 pm
Are job postings allowed and M7 is no longer working

by NLTSYP » Sat Mar 11, 2023 1:08 pm

Last post by adafruit_support « Sat Mar 11, 2023 8:04 pm

by NLTSYP » Sat Mar 11, 2023 1:08 pm

6 Replies

75 Views

Last post by adafruit_support
Sat Mar 11, 2023 8:04 pm
Grand Central on-board ADC resolution?

by melinajefferson12 » Wed Mar 08, 2023 11:23 pm

Last post by melinajefferson12 « Thu Mar 09, 2023 9:45 pm

by melinajefferson12 » Wed Mar 08, 2023 11:23 pm

5 Replies

66 Views

Last post by melinajefferson12
Thu Mar 09, 2023 9:45 pm
Driving vfd Grand Central chip gets hot

by enauman » Sat Mar 04, 2023 8:56 pm

Last post by adafruit_support_mike « Tue Mar 07, 2023 1:38 am

by enauman » Sat Mar 04, 2023 8:56 pm

3 Replies

55 Views

Last post by adafruit_support_mike
Tue Mar 07, 2023 1:38 am

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