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Forum Index : Microcontroller and PC projects : PicoMite RP2350B Fail CY43

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Hansaplast
Newbie

Joined: 13/07/2023
Location: Hong Kong
Posts: 14

Posted: 10:08am 01 Apr 2026

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Hello

Why I get the following situation with the RP2350B Tiny XL Board?

option list
WebMite MMBasic RP2350B Edition V6.01.00
OPTION FLASH SIZE 16777216
OPTION COLOURCODE ON
OPTION PICO OFF
OPTION CPUSPEED (KHz) 200000
OPTION HEARTBEAT PIN â
'
> [CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43
[CYW43] Failed to start CYW43

17:46:02 Port: COM4 removed

Disconnected

Same Failure with RP2350B Edition V6.02.00 and RP2350B Edition V6.02.01

Nice wishes.....
Edited 2026-04-01 20:10 by Hansaplast

matherp
Guru

Joined: 11/12/2012
Location: United Kingdom
Posts: 11121

Posted: 11:25am 01 Apr 2026

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Does the board even have a CYW43 and is it wired to the same pins as a Pico2-W ? If not use the standard PicoMiteRP2350 firmware?

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