Metro, Metro Express, and Grand Central Boards
Moderators: adafruit_support_bill, adafruit
Please be positive and constructive with your questions and comments.
-
- Topics
- Replies
- Views
- Last post
-
-
MetroX Classic Kit meets average idiot
- 3 Replies
- 1397 Views
- Last post by adafruit_support_mike
-
Esp 32 integration
- 4 Replies
- 138 Views
- Last post by mikeysklar
-
Metro ESP32-S2 Express opens file explorer when plugged in
- 1 Replies
- 78 Views
- Last post by mikeysklar
-
SPI Flash Examples missing (fatfs_format, etc), can't write SPIFlash...
- 9 Replies
- 171 Views
- Last post by mikeysklar
-
Metro stopped booting/serial connection issue. Next troubleshooting steps?
- 1 Replies
- 93 Views
- Last post by Big_Cnorth
-
Metro Mini - Issues Displaying Battery Parameters
- 7 Replies
- 150 Views
- Last post by tylerdileo
-
Nonblocking I2C on the M0 Express
- 0 Replies
- 81 Views
- Last post by feijai0
-
TLC59711 on Metro Express
- 2 Replies
- 108 Views
- Last post by rbardsley
-
Two Ground Pins On Metro Mini
- 2 Replies
- 208 Views
- Last post by axetronic
-
Alternate bootloader for SAMDx1?
- 3 Replies
- 132 Views
- Last post by mikeysklar
-
Metro and 320X240 Color Display
- 1 Replies
- 90 Views
- Last post by mikeysklar
-
M4 GrandCentral and MusicMaker Shield (How to access SD)
- 6 Replies
- 169 Views
- Last post by mikarmin
-
Adafruit Metro No comm port detected
- 1 Replies
- 118 Views
- Last post by adafruit_support_carter
-
Metro M4 custom blinky
- 1 Replies
- 106 Views
- Last post by westfw
-
5v inputs from shield
- 2 Replies
- 88 Views
- Last post by flyboy1974
-
Neopixel matrix has no reaction with M0 Express
- 1 Replies
- 88 Views
- Last post by adafruit_support_carter
-
Is I2S supported on Grand Central M4 Express ?
- 9 Replies
- 220 Views
- Last post by mikeysklar
-
Metro mini v2 and multiple stemma/I2C
- 5 Replies
- 157 Views
- Last post by idarlund
-
metro mini v2 + featherwing oled buttons
- 6 Replies
- 140 Views
- Last post by dastels
-
Is my Grand Central Bricked
- 3 Replies
- 141 Views
- Last post by adafruit_support_carter
-
Adafruit_ZeroI2S I2SMCK0 Grand Central M4 Express
- 2 Replies
- 117 Views
- Last post by 3pb
-
Metro mini no longer detected via USB
- 14 Replies
- 313 Views
- Last post by mikeysklar
-
MetroM4 Express No longer recognized
- 5 Replies
- 148 Views
- Last post by mikeysklar
-
Plugging Neopixels into ESP32-S2 Metro?
- 17 Replies
- 299 Views
- Last post by dastels
-
Metro M0 only runs sketch when connected to computer
- 3 Replies
- 118 Views
- Last post by cdwille
-
Bootloader Source Code for Grand Central Board
- 5 Replies
- 310 Views
- Last post by Newbie_SAM
-
please add important ISR info to main product page
- 2 Replies
- 152 Views
- Last post by adafruit2
-
32.768 Crystal specifications
- 1 Replies
- 87 Views
- Last post by mikeysklar
-
No Connection to PC
- 6 Replies
- 203 Views
- Last post by mikeysklar
-
GFX SPITFT slow on Grand Central (Arduino IDE)
- 1 Replies
- 253 Views
- Last post by fvzeppelin
-
How to change SPI clock source on custom SPI
- 2 Replies
- 131 Views
- Last post by fvzeppelin
-
HC-05 with Metro M0 Express
- 1 Replies
- 90 Views
- Last post by mikeysklar
-
Fast analogWrite to DAC?
- 5 Replies
- 139 Views
- Last post by adafruit_support_bill
-
SD.h byte alignment warnings
- 0 Replies
- 105 Views
- Last post by 3pb
-
14v input tolerant ardu board
- 7 Replies
- 182 Views
- Last post by Exidous
-
Metro M4 Grand Central not working
- 5 Replies
- 148 Views
- Last post by adafruit_support_carter
-
Memory types and uses (2)
- 4 Replies
- 170 Views
- Last post by PierreDeQuebec
-
Mounting Metro ESP32-S2?
- 3 Replies
- 102 Views
- Last post by dastels
-
programming M0 with C
- 5 Replies
- 127 Views
- Last post by westfw
-
Express M4
- 7 Replies
- 184 Views
- Last post by Urkadurka
-
New Metro M4 board does not seem to be working
- 8 Replies
- 349 Views
- Last post by mwhannan74
-
Bad Metro M4 ? (order #2900493-2825094605)
- 5 Replies
- 142 Views
- Last post by adafruit2
-
Metro M4 express with Atmel studio
- 4 Replies
- 139 Views
- Last post by em_em1
-
Bad Metro M4 ? (order #2895763-0901111701)
- 3 Replies
- 121 Views
- Last post by dastels
-
Trouble connecting to Metro M4 Express
- 4 Replies
- 126 Views
- Last post by drosophilic
-
I2C on Metro Mini (pullup resistor and IS31FL3237 LED Driver)
- 2 Replies
- 107 Views
- Last post by project zero
-
D52 in use with multiple SPI devices
- 2 Replies
- 84 Views
- Last post by vhavard
-
run-away sketch
- 1 Replies
- 86 Views
- Last post by adafruit_support_carter
-
Metro M4 Express Beta
- 8 Replies
- 169 Views
- Last post by adafruit2
Please be positive and constructive with your questions and comments.
-