Metro and Metro Express, Grand Central

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SAMD51 (M4) board users: update your bootloaders to >=v3.9.0
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3

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

13526 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

11966 Views

Last post by bbutl58
Sun Jun 24, 2018 6:55 am
Adafruit Metro M7 with AirLift

by xanatos » Tue Mar 14, 2023 5:26 pm

Last post by mikeysklar « Fri Mar 17, 2023 5:50 pm

by xanatos » Tue Mar 14, 2023 5:26 pm

5 Replies

39 Views

Last post by mikeysklar
Fri Mar 17, 2023 5:50 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

18 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

22 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

12 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

27 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

20 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

70 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

15 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

42 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

47 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

31 Views

Last post by adafruit_support_mike
Tue Mar 07, 2023 1:38 am
RGB LCD Shield on Metro ESP32-S2

by fabietto0102 » Mon Feb 27, 2023 7:48 pm

Last post by mikeysklar « Tue Feb 28, 2023 5:05 pm

by fabietto0102 » Mon Feb 27, 2023 7:48 pm

1 Replies

24 Views

Last post by mikeysklar
Tue Feb 28, 2023 5:05 pm
Is Adafruit Datalogger Shield compatible with Metro ESP32-S2?

by electromechpro » Mon Feb 27, 2023 10:37 am

Last post by electromechpro « Tue Feb 28, 2023 11:41 am

by electromechpro » Mon Feb 27, 2023 10:37 am

2 Replies

22 Views

Last post by electromechpro
Tue Feb 28, 2023 11:41 am
Metro not registering in arduino ide

by Naidesign » Thu Feb 23, 2023 11:28 am

Last post by Naidesign « Mon Feb 27, 2023 5:55 pm

by Naidesign » Thu Feb 23, 2023 11:28 am

6 Replies

50 Views

Last post by Naidesign
Mon Feb 27, 2023 5:55 pm
Metro for 6-channel Visible Light Sensor

by seedpress » Sat Feb 25, 2023 5:41 am

Last post by adafruit_support_bill « Sat Feb 25, 2023 7:38 am

by seedpress » Sat Feb 25, 2023 5:41 am

1 Replies

21 Views

Last post by adafruit_support_bill
Sat Feb 25, 2023 7:38 am
Metro M4 Express COM port driver issue
1

2

by JeffTech » Wed Feb 22, 2023 2:30 am

Last post by JeffTech « Sat Feb 25, 2023 2:09 am

by JeffTech » Wed Feb 22, 2023 2:30 am
16 Replies

104 Views

Last post by JeffTech
Sat Feb 25, 2023 2:09 am
using an external reference V for DAC

by Dimitree » Wed Feb 15, 2023 11:54 am

Last post by adafruit_support_mike « Mon Feb 20, 2023 12:37 am

by Dimitree » Wed Feb 15, 2023 11:54 am

5 Replies

57 Views

Last post by adafruit_support_mike
Mon Feb 20, 2023 12:37 am
Metro M4 Upload/Pin Mapping Issues

by bfett » Mon Feb 13, 2023 8:35 pm

Last post by adafruit_support_mike « Sat Feb 18, 2023 4:44 am

by bfett » Mon Feb 13, 2023 8:35 pm

2 Replies

40 Views

Last post by adafruit_support_mike
Sat Feb 18, 2023 4:44 am
Metro 328 Upload Problem
1

2

by 316collectibles » Sun Feb 12, 2023 6:54 pm

Last post by dastels « Fri Feb 17, 2023 8:37 pm

by 316collectibles » Sun Feb 12, 2023 6:54 pm
15 Replies

142 Views

Last post by dastels
Fri Feb 17, 2023 8:37 pm
M4 Express Lite w/DR Robot 485 Shield Error

by DKDOTCOM » Fri Feb 17, 2023 5:22 pm

Last post by Franklin97355 « Fri Feb 17, 2023 6:54 pm

by DKDOTCOM » Fri Feb 17, 2023 5:22 pm

2 Replies

23 Views

Last post by Franklin97355
Fri Feb 17, 2023 6:54 pm
Metro328 and adafruit 9V PS malfuntion

by mromero » Mon Feb 13, 2023 12:33 pm

Last post by mromero « Mon Feb 13, 2023 12:44 pm

by mromero » Mon Feb 13, 2023 12:33 pm

1 Replies

25 Views

Last post by mromero
Mon Feb 13, 2023 12:44 pm
Adafruit Board for use with Communications App

by bakergofast » Wed Feb 08, 2023 6:17 am

Last post by adafruit_support_mike « Mon Feb 13, 2023 12:33 am

by bakergofast » Wed Feb 08, 2023 6:17 am

4 Replies

70 Views

Last post by adafruit_support_mike
Mon Feb 13, 2023 12:33 am
Metro possible defective?

by creag » Fri Feb 10, 2023 10:47 pm

Last post by Franklin97355 « Sat Feb 11, 2023 2:09 pm

by creag » Fri Feb 10, 2023 10:47 pm

3 Replies

23 Views

Last post by Franklin97355
Sat Feb 11, 2023 2:09 pm
Broken M4 Airlift Lite?

by MonsignorBart » Wed Dec 28, 2022 12:48 am

Last post by MonsignorBart « Sun Feb 05, 2023 10:49 pm

by MonsignorBart » Wed Dec 28, 2022 12:48 am

3 Replies

69 Views

Last post by MonsignorBart
Sun Feb 05, 2023 10:49 pm
Short on Metro ESP32-S2

by daverosoff » Thu Feb 02, 2023 5:45 pm

Last post by mikeysklar « Thu Feb 02, 2023 7:14 pm

by daverosoff » Thu Feb 02, 2023 5:45 pm

1 Replies

43 Views

Last post by mikeysklar
Thu Feb 02, 2023 7:14 pm
Trying to get clock signal on a pin

by dpru » Wed Feb 01, 2023 4:02 pm

Last post by westfw « Thu Feb 02, 2023 7:20 am

by dpru » Wed Feb 01, 2023 4:02 pm

2 Replies

33 Views

Last post by westfw
Thu Feb 02, 2023 7:20 am
Metro M4 Express serial (yet again)

by ewhansen » Sat Jan 28, 2023 7:30 pm

Last post by adafruit_support_carter « Tue Jan 31, 2023 12:18 pm

by ewhansen » Sat Jan 28, 2023 7:30 pm

2 Replies

58 Views

Last post by adafruit_support_carter
Tue Jan 31, 2023 12:18 pm
Unable to access the bootloader

by British_Tech_Guru » Sun Jan 29, 2023 1:36 pm

Last post by British_Tech_Guru « Sun Jan 29, 2023 6:55 pm

by British_Tech_Guru » Sun Jan 29, 2023 1:36 pm

2 Replies

43 Views

Last post by British_Tech_Guru
Sun Jan 29, 2023 6:55 pm
Metro M4 Express AirLift (WIFI) ImportError

by DBlanding » Fri Jan 27, 2023 6:59 am

Last post by DBlanding « Fri Jan 27, 2023 2:24 pm

by DBlanding » Fri Jan 27, 2023 6:59 am

8 Replies

77 Views

Last post by DBlanding
Fri Jan 27, 2023 2:24 pm
Metro ESP32 Express Remote DFU button?

by electromechpro » Wed Jan 25, 2023 4:07 pm

Last post by mikeysklar « Thu Jan 26, 2023 11:28 am

by electromechpro » Wed Jan 25, 2023 4:07 pm

1 Replies

19 Views

Last post by mikeysklar
Thu Jan 26, 2023 11:28 am
Seeing the Metro on Linux Mint

by British_Tech_Guru » Sat Jan 21, 2023 8:24 pm

Last post by British_Tech_Guru « Wed Jan 25, 2023 8:27 pm

by British_Tech_Guru » Sat Jan 21, 2023 8:24 pm

4 Replies

58 Views

Last post by British_Tech_Guru
Wed Jan 25, 2023 8:27 pm
2 UART on Metro M4

by BrianLloyd » Tue Jan 24, 2023 2:53 pm

Last post by adafruit_support_carter « Tue Jan 24, 2023 3:00 pm

by BrianLloyd » Tue Jan 24, 2023 2:53 pm

1 Replies

27 Views

Last post by adafruit_support_carter
Tue Jan 24, 2023 3:00 pm
Metro M4 Express Airlift w/ USB-C

by bucketnate » Sun Jan 22, 2023 3:53 pm

Last post by adafruit_support_mike « Mon Jan 23, 2023 1:41 am

by bucketnate » Sun Jan 22, 2023 3:53 pm

1 Replies

35 Views

Last post by adafruit_support_mike
Mon Jan 23, 2023 1:41 am
Bad 2.1mm Power Supply Jack

by oredigger_4_life » Sat Jan 21, 2023 2:25 am

Last post by dastels « Sun Jan 22, 2023 8:24 pm

by oredigger_4_life » Sat Jan 21, 2023 2:25 am

3 Replies

47 Views

Last post by dastels
Sun Jan 22, 2023 8:24 pm
Best Adafruit board for a beginner

by lgrant2000 » Thu Jan 19, 2023 12:34 pm

Last post by adafruit_support_mike « Thu Jan 19, 2023 10:30 pm

by lgrant2000 » Thu Jan 19, 2023 12:34 pm

1 Replies

55 Views

Last post by adafruit_support_mike
Thu Jan 19, 2023 10:30 pm
Metro Mini V2 can take 16V on Vin ?

by lgrant2000 » Thu Jan 19, 2023 3:45 am

Last post by adafruit_support_bill « Thu Jan 19, 2023 1:46 pm

by lgrant2000 » Thu Jan 19, 2023 3:45 am

3 Replies

40 Views

Last post by adafruit_support_bill
Thu Jan 19, 2023 1:46 pm
MetroESP32-S2 WiFi Connection Test

by EBCrp » Tue Jan 17, 2023 4:26 pm

Last post by EBCrp « Thu Jan 19, 2023 10:29 am

by EBCrp » Tue Jan 17, 2023 4:26 pm

3 Replies

51 Views

Last post by EBCrp
Thu Jan 19, 2023 10:29 am
DPS310 CS, driven by GCM4, is fussy.

by gollin » Wed Jan 18, 2023 2:03 pm

Last post by gollin « Wed Jan 18, 2023 2:03 pm

by gollin » Wed Jan 18, 2023 2:03 pm

0 Replies

17 Views

Last post by gollin
Wed Jan 18, 2023 2:03 pm
Arduino code for 25khz pwm fan

by MonsignorBart » Mon Jan 16, 2023 2:35 pm

Last post by MonsignorBart « Mon Jan 16, 2023 8:55 pm

by MonsignorBart » Mon Jan 16, 2023 2:35 pm

3 Replies

60 Views

Last post by MonsignorBart
Mon Jan 16, 2023 8:55 pm
Incompatible .mpy file "adafruit_pcf8523.py"

by DBlanding » Sun Jan 15, 2023 9:39 pm

Last post by DBlanding « Mon Jan 16, 2023 7:00 am

by DBlanding » Sun Jan 15, 2023 9:39 pm

2 Replies

34 Views

Last post by DBlanding
Mon Jan 16, 2023 7:00 am
What are compiler board names for M0 Express & M4 Airlift Lite?

by MonsignorBart » Sun Jan 15, 2023 2:14 am

Last post by MonsignorBart « Sun Jan 15, 2023 7:11 pm

by MonsignorBart » Sun Jan 15, 2023 2:14 am

2 Replies

44 Views

Last post by MonsignorBart
Sun Jan 15, 2023 7:11 pm
Metro M4 with EDUP WiFi?

by magno_grail » Tue Jan 10, 2023 6:34 pm

Last post by magno_grail « Sat Jan 14, 2023 2:55 pm

by magno_grail » Tue Jan 10, 2023 6:34 pm

2 Replies

37 Views

Last post by magno_grail
Sat Jan 14, 2023 2:55 pm
Grand Central with SDIO Breakout - but not Python

by dpru » Wed Jan 11, 2023 3:29 pm

Last post by adafruit_support_mike « Fri Jan 13, 2023 3:31 am

by dpru » Wed Jan 11, 2023 3:29 pm

1 Replies

42 Views

Last post by adafruit_support_mike
Fri Jan 13, 2023 3:31 am
Junk data received from UART

by PierreDeQuebec » Sun Jan 08, 2023 10:23 am

Last post by mikeysklar « Mon Jan 09, 2023 2:14 pm

by PierreDeQuebec » Sun Jan 08, 2023 10:23 am

3 Replies

61 Views

Last post by mikeysklar
Mon Jan 09, 2023 2:14 pm
Grand Central Maximum Power 12 volts? Vehicle power

by RobotMachines » Sat Jan 07, 2023 2:05 pm

Last post by adafruit_support_bill « Sat Jan 07, 2023 2:40 pm

by RobotMachines » Sat Jan 07, 2023 2:05 pm

1 Replies

26 Views

Last post by adafruit_support_bill
Sat Jan 07, 2023 2:40 pm
2 Grand Central communicating with I2C protocol

by ShuCimpinciu » Sat Jan 07, 2023 12:43 pm

Last post by adafruit_support_bill « Sat Jan 07, 2023 1:19 pm

by ShuCimpinciu » Sat Jan 07, 2023 12:43 pm

1 Replies

31 Views

Last post by adafruit_support_bill
Sat Jan 07, 2023 1:19 pm
Grand Central and Wio Terminal

by GaryPdot » Wed Jan 04, 2023 12:15 pm

Last post by adafruit_support_mike « Fri Jan 06, 2023 11:56 pm

by GaryPdot » Wed Jan 04, 2023 12:15 pm

2 Replies

39 Views

Last post by adafruit_support_mike
Fri Jan 06, 2023 11:56 pm
Metro 328 DC power not working
1

2

by Zdalton13 » Tue Jan 03, 2023 2:52 pm

Last post by Zdalton13 « Tue Jan 03, 2023 5:06 pm

by Zdalton13 » Tue Jan 03, 2023 2:52 pm
15 Replies

89 Views

Last post by Zdalton13
Tue Jan 03, 2023 5:06 pm

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