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

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

Last post by danhalbert « Fri May 08, 2020 12:55 pm

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

0 Replies

7471 Views

Last post by danhalbert
Fri May 08, 2020 12:55 pm
Update ItsyBitsy nRF52840 SOC

by nsnyder1 » Thu Sep 07, 2023 5:04 pm

Last post by mikeysklar « Wed Sep 20, 2023 3:05 pm

by nsnyder1 » Thu Sep 07, 2023 5:04 pm

5 Replies

110 Views

Last post by mikeysklar
Wed Sep 20, 2023 3:05 pm
Defective -- bq24074.

by dojoman » Thu Sep 14, 2023 8:42 am

Last post by mikeysklar « Thu Sep 14, 2023 11:23 pm

by dojoman » Thu Sep 14, 2023 8:42 am

8 Replies

81 Views

Last post by mikeysklar
Thu Sep 14, 2023 11:23 pm
Turning the ItsyBitsy 32u4 3V on and off

by starrynight2134 » Sun Sep 03, 2023 4:18 pm

Last post by adafruit_support_mike « Mon Sep 04, 2023 11:46 pm

by starrynight2134 » Sun Sep 03, 2023 4:18 pm

3 Replies

43 Views

Last post by adafruit_support_mike
Mon Sep 04, 2023 11:46 pm
Raspberry Pi 4 Model B blinking 8 times

by heatgun » Tue Aug 22, 2023 8:40 pm

Last post by heatgun « Mon Sep 04, 2023 11:36 pm

by heatgun » Tue Aug 22, 2023 8:40 pm

4 Replies

89 Views

Last post by heatgun
Mon Sep 04, 2023 11:36 pm
itsy bitsy 3v won't stay flashable

by Austinll » Wed Aug 30, 2023 10:37 pm

Last post by dastels « Thu Aug 31, 2023 10:16 pm

by Austinll » Wed Aug 30, 2023 10:37 pm

5 Replies

64 Views

Last post by dastels
Thu Aug 31, 2023 10:16 pm
ItsyBitsy NRF52 boot problems

by marcag » Fri Aug 25, 2023 10:28 am

Last post by adafruit_support_carter « Fri Aug 25, 2023 3:04 pm

by marcag » Fri Aug 25, 2023 10:28 am

5 Replies

52 Views

Last post by adafruit_support_carter
Fri Aug 25, 2023 3:04 pm
ItsyBitsy 32u4 missing bootloader?

by primalscreen » Sun Aug 20, 2023 8:27 am

Last post by primalscreen « Wed Aug 23, 2023 12:08 pm

by primalscreen » Sun Aug 20, 2023 8:27 am

8 Replies

139 Views

Last post by primalscreen
Wed Aug 23, 2023 12:08 pm
ItsyBitsy 32u4 Burn Bootloader

by Eric1000 » Sun Aug 13, 2023 3:18 pm

Last post by mikeysklar « Mon Aug 21, 2023 6:29 pm

by Eric1000 » Sun Aug 13, 2023 3:18 pm

6 Replies

127 Views

Last post by mikeysklar
Mon Aug 21, 2023 6:29 pm
32u4 dead?

by bmgarber » Wed Aug 16, 2023 1:11 pm

Last post by bmgarber « Fri Aug 18, 2023 6:04 pm

by bmgarber » Wed Aug 16, 2023 1:11 pm

6 Replies

142 Views

Last post by bmgarber
Fri Aug 18, 2023 6:04 pm
Itsy Bitsy dead?

by kmonty » Wed Aug 16, 2023 10:57 pm

Last post by Franklin97355 « Thu Aug 17, 2023 9:45 pm

by kmonty » Wed Aug 16, 2023 10:57 pm

3 Replies

78 Views

Last post by Franklin97355
Thu Aug 17, 2023 9:45 pm
how to copy uf2 to itsybitsy nrf52840 express?

by kimyo » Wed Aug 16, 2023 8:45 pm

Last post by adafruit_support_carter « Thu Aug 17, 2023 12:34 pm

by kimyo » Wed Aug 16, 2023 8:45 pm

1 Replies

40 Views

Last post by adafruit_support_carter
Thu Aug 17, 2023 12:34 pm
Issue with connectivity between ItsyBitsy and FX Soundboard
1

2

by eldahctor » Mon Jul 24, 2023 10:10 pm

Last post by eldahctor « Thu Aug 10, 2023 3:50 pm

by eldahctor » Mon Jul 24, 2023 10:10 pm
18 Replies

354 Views

Last post by eldahctor
Thu Aug 10, 2023 3:50 pm
Switching from Adafruit Feather nRF52840 Express to ItsyBitsy nRF52840: Compatibility Concerns?

by jorgetoledoh » Mon Aug 07, 2023 1:55 pm

Last post by mikeysklar « Mon Aug 07, 2023 3:51 pm

by jorgetoledoh » Mon Aug 07, 2023 1:55 pm

1 Replies

51 Views

Last post by mikeysklar
Mon Aug 07, 2023 3:51 pm
Pro Trinket Backpack with Audio Fx Sound Board

by ArtLieberman » Tue Jul 25, 2023 9:57 pm

Last post by dastels « Tue Aug 01, 2023 4:10 pm

by ArtLieberman » Tue Jul 25, 2023 9:57 pm

6 Replies

73 Views

Last post by dastels
Tue Aug 01, 2023 4:10 pm
Blinking activation light

by ANTHONYV1221 » Tue Aug 01, 2023 9:41 am

Last post by dastels « Tue Aug 01, 2023 1:22 pm

by ANTHONYV1221 » Tue Aug 01, 2023 9:41 am

5 Replies

42 Views

Last post by dastels
Tue Aug 01, 2023 1:22 pm
I2C hanging under FreeRTOS

by BluecoatEngineer » Tue Jun 27, 2023 11:47 pm

Last post by BluecoatEngineer « Sun Jul 30, 2023 9:34 pm

by BluecoatEngineer » Tue Jun 27, 2023 11:47 pm

1 Replies

58 Views

Last post by BluecoatEngineer
Sun Jul 30, 2023 9:34 pm
Itst Bitsy M0 Express and NRF24L01 with Fram SPI

by mgirton » Mon Jul 24, 2023 2:47 pm

Last post by mgirton « Thu Jul 27, 2023 5:08 pm

by mgirton » Mon Jul 24, 2023 2:47 pm

4 Replies

41 Views

Last post by mgirton
Thu Jul 27, 2023 5:08 pm
ItsyBitsy M4 Express assembly development

by KipIngram » Wed Jul 26, 2023 2:40 pm

Last post by westfw « Thu Jul 27, 2023 3:27 pm

by KipIngram » Wed Jul 26, 2023 2:40 pm

6 Replies

45 Views

Last post by westfw
Thu Jul 27, 2023 3:27 pm
Weird behavior with neopixel ring

by mouha » Wed Jul 26, 2023 11:36 am

Last post by mouha « Wed Jul 26, 2023 12:12 pm

by mouha » Wed Jul 26, 2023 11:36 am

1 Replies

29 Views

Last post by mouha
Wed Jul 26, 2023 12:12 pm
BLE Adv. Manufacturer Data

by mjtooley » Tue Jul 25, 2023 3:31 pm

Last post by mjtooley « Tue Jul 25, 2023 4:03 pm

by mjtooley » Tue Jul 25, 2023 3:31 pm

1 Replies

25 Views

Last post by mjtooley
Tue Jul 25, 2023 4:03 pm
A/D question on nRF52 board / ItsyBitsy

by rtsandiego » Wed Jul 19, 2023 12:52 pm

Last post by rtsandiego « Tue Jul 25, 2023 1:23 pm

by rtsandiego » Wed Jul 19, 2023 12:52 pm

3 Replies

31 Views

Last post by rtsandiego
Tue Jul 25, 2023 1:23 pm
32u4 Back to normal

by mouha » Mon Jul 24, 2023 10:18 am

Last post by mouha « Tue Jul 25, 2023 11:24 am

by mouha » Mon Jul 24, 2023 10:18 am

4 Replies

61 Views

Last post by mouha
Tue Jul 25, 2023 11:24 am
Volume control on Audio FX Sound Board + 2x2W Amp

by ArtLieberman » Mon Jul 17, 2023 11:42 pm

Last post by adafruit_support_bill « Sun Jul 23, 2023 8:46 pm

by ArtLieberman » Mon Jul 17, 2023 11:42 pm

6 Replies

58 Views

Last post by adafruit_support_bill
Sun Jul 23, 2023 8:46 pm
ItsyBitsy ESP32 - coming??

by rzewdad » Fri Jul 21, 2023 11:14 pm

Last post by mikeysklar « Sun Jul 23, 2023 8:24 pm

by rzewdad » Fri Jul 21, 2023 11:14 pm

1 Replies

31 Views

Last post by mikeysklar
Sun Jul 23, 2023 8:24 pm
using piezo disk to trigger Audio FX Sound Board

by ArtLieberman » Wed Jul 19, 2023 11:44 am

Last post by ArtLieberman « Thu Jul 20, 2023 11:57 am

by ArtLieberman » Wed Jul 19, 2023 11:44 am

6 Replies

53 Views

Last post by ArtLieberman
Thu Jul 20, 2023 11:57 am
Is it possible to have two UARTS on an ItsyBity?

by rl_keith » Sat Jul 15, 2023 8:14 am

Last post by rl_keith « Wed Jul 19, 2023 1:53 pm

by rl_keith » Sat Jul 15, 2023 8:14 am

3 Replies

54 Views

Last post by rl_keith
Wed Jul 19, 2023 1:53 pm
ItsyBitsy M4 configurable custom logic (CCL) crash.

by jamakoiv » Tue Jul 18, 2023 6:33 am

Last post by jamakoiv « Tue Jul 18, 2023 6:33 am

by jamakoiv » Tue Jul 18, 2023 6:33 am

0 Replies

24 Views

Last post by jamakoiv
Tue Jul 18, 2023 6:33 am
Blinking activation light

by ANTHONYV1221 » Fri Jul 07, 2023 1:19 pm

Last post by ANTHONYV1221 « Sun Jul 16, 2023 12:49 pm

by ANTHONYV1221 » Fri Jul 07, 2023 1:19 pm

3 Replies

87 Views

Last post by ANTHONYV1221
Sun Jul 16, 2023 12:49 pm
Itsybitsy 32u4 5v 16mhz does not connect to PC

by saloris » Thu Jul 13, 2023 12:08 am

Last post by mikeysklar « Fri Jul 14, 2023 6:34 pm

by saloris » Thu Jul 13, 2023 12:08 am

1 Replies

147 Views

Last post by mikeysklar
Fri Jul 14, 2023 6:34 pm
Itsybitsy 5V 32u4 16mhz Not Recognized on Mac

by DovahDesign » Fri Jul 14, 2023 3:49 pm

Last post by dastels « Fri Jul 14, 2023 5:33 pm

by DovahDesign » Fri Jul 14, 2023 3:49 pm

3 Replies

164 Views

Last post by dastels
Fri Jul 14, 2023 5:33 pm
Itsy Bitsy 5V 32u4 Pin0 always pulled low

by Gixxerfool » Sun Jul 09, 2023 12:39 pm

Last post by Gixxerfool « Tue Jul 11, 2023 9:19 am

by Gixxerfool » Sun Jul 09, 2023 12:39 pm

2 Replies

38 Views

Last post by Gixxerfool
Tue Jul 11, 2023 9:19 am
Use Arduino USB stack on NRF52840?

by amowry » Fri Jun 23, 2023 2:59 pm

Last post by adafruit_support_mike « Sat Jul 08, 2023 2:51 am

by amowry » Fri Jun 23, 2023 2:59 pm

3 Replies

67 Views

Last post by adafruit_support_mike
Sat Jul 08, 2023 2:51 am
Not receiving serial1 data on ItsyBitsy nRF52840 Express

by Breazile » Sat Jul 01, 2023 12:26 pm

Last post by Breazile « Thu Jul 06, 2023 10:16 pm

by Breazile » Sat Jul 01, 2023 12:26 pm

2 Replies

68 Views

Last post by Breazile
Thu Jul 06, 2023 10:16 pm
How to lock my code with commands on setup?

by petros047 » Wed Jun 28, 2023 5:53 pm

Last post by petros047 « Wed Jun 28, 2023 5:53 pm

by petros047 » Wed Jun 28, 2023 5:53 pm

0 Replies

80 Views

Last post by petros047
Wed Jun 28, 2023 5:53 pm
itsy bitsy can't upload

by bryan62 » Mon Jun 26, 2023 11:09 pm

Last post by Franklin97355 « Wed Jun 28, 2023 12:29 pm

by bryan62 » Mon Jun 26, 2023 11:09 pm

4 Replies

62 Views

Last post by Franklin97355
Wed Jun 28, 2023 12:29 pm
itsy bitsy 32u4 5v - not able to send data serially

by ddequarto » Mon Jun 26, 2023 8:33 pm

Last post by adafruit_support_bill « Tue Jun 27, 2023 1:43 pm

by ddequarto » Mon Jun 26, 2023 8:33 pm

3 Replies

33 Views

Last post by adafruit_support_bill
Tue Jun 27, 2023 1:43 pm
itsy bitsy express m4 i2c problem with ads1115

by petros047 » Fri Jun 16, 2023 5:50 pm

Last post by petros047 « Sun Jun 25, 2023 11:44 am

by petros047 » Fri Jun 16, 2023 5:50 pm

2 Replies

84 Views

Last post by petros047
Sun Jun 25, 2023 11:44 am
ItsyBitsy Battery Level in circuitPython?

by jaseps » Fri Jun 23, 2023 11:20 am

Last post by dastels « Fri Jun 23, 2023 5:54 pm

by jaseps » Fri Jun 23, 2023 11:20 am

3 Replies

57 Views

Last post by dastels
Fri Jun 23, 2023 5:54 pm
I2C not working on ItsyBitsy M4 Express

by jsum16 » Fri Jun 16, 2023 8:56 am

Last post by dastels « Sun Jun 18, 2023 5:27 pm

by jsum16 » Fri Jun 16, 2023 8:56 am

5 Replies

65 Views

Last post by dastels
Sun Jun 18, 2023 5:27 pm
ItsyBitsy/NeoPixel Oddities

by IanLukeFinley » Sat Jun 10, 2023 11:38 pm

Last post by dastels « Sun Jun 11, 2023 8:09 pm

by IanLukeFinley » Sat Jun 10, 2023 11:38 pm

3 Replies

60 Views

Last post by dastels
Sun Jun 11, 2023 8:09 pm
Itsybitsy 32u4 5v button broken?

by joshua_sheena » Sun Jun 11, 2023 4:32 pm

Last post by dastels « Sun Jun 11, 2023 8:08 pm

by joshua_sheena » Sun Jun 11, 2023 4:32 pm

3 Replies

45 Views

Last post by dastels
Sun Jun 11, 2023 8:08 pm
NRF52840 output pins set high by default

by amowry » Thu Jun 08, 2023 12:16 pm

Last post by amowry « Thu Jun 08, 2023 12:16 pm

by amowry » Thu Jun 08, 2023 12:16 pm

0 Replies

45 Views

Last post by amowry
Thu Jun 08, 2023 12:16 pm
Isty Bitsy NeoPixel missing Animation with Batteries

by IanLukeFinley » Sun Jun 04, 2023 8:46 am

Last post by adafruit_support_bill « Sun Jun 04, 2023 7:01 pm

by IanLukeFinley » Sun Jun 04, 2023 8:46 am

5 Replies

56 Views

Last post by adafruit_support_bill
Sun Jun 04, 2023 7:01 pm
Device Descriptor Request failed when plugging in ItsyBitsyM4

by DanielR675 » Sat Jun 03, 2023 5:15 pm

Last post by DanielR675 « Sun Jun 04, 2023 4:02 am

by DanielR675 » Sat Jun 03, 2023 5:15 pm

1 Replies

41 Views

Last post by DanielR675
Sun Jun 04, 2023 4:02 am
Can't upload onto Itsy Bitsy 32u4

by alphax1987 » Tue May 30, 2023 4:05 am

Last post by adafruit_support_carter « Tue May 30, 2023 5:41 pm

by alphax1987 » Tue May 30, 2023 4:05 am

2 Replies

73 Views

Last post by adafruit_support_carter
Tue May 30, 2023 5:41 pm
PCF8523 not working with Itsy Bitsy M4 Express

by AC5Me » Tue May 23, 2023 12:45 pm

Last post by adafruit_support_carter « Tue May 30, 2023 5:07 pm

by AC5Me » Tue May 23, 2023 12:45 pm

5 Replies

67 Views

Last post by adafruit_support_carter
Tue May 30, 2023 5:07 pm
Cant Recover ItsyBitsy 5V 16MHz

by DanBeyond » Mon May 29, 2023 10:08 pm

Last post by DanBeyond « Mon May 29, 2023 10:08 pm

by DanBeyond » Mon May 29, 2023 10:08 pm

0 Replies

103 Views

Last post by DanBeyond
Mon May 29, 2023 10:08 pm
Defective ItstyBitsy Presumably - Need confirmation to authorize a return/refund/replacement

by eldahctor » Mon May 29, 2023 2:55 pm

Last post by dastels « Mon May 29, 2023 4:39 pm

by eldahctor » Mon May 29, 2023 2:55 pm

1 Replies

84 Views

Last post by dastels
Mon May 29, 2023 4:39 pm
QT Py works by usb only while port is open in IDE

by jadle » Thu May 25, 2023 9:13 pm

Last post by dastels « Fri May 26, 2023 9:43 pm

by jadle » Thu May 25, 2023 9:13 pm

3 Replies

59 Views

Last post by dastels
Fri May 26, 2023 9:43 pm

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