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..../pico-sdk/src/rp2_common/pico_printf/printf.c:909:(.text+0x670): undefined reference to `__wrap_putchar'

Status: Open.

#2812 In raspberrypi/pico-sdk;

· LudovicRousseau opened on Jan 31, 2026

pico/status_led.h doesn't wrap cyw43.h include in <code>extern "C"</code> block

c++

Status: Open.

#2808 In raspberrypi/pico-sdk;

· mvastola opened on Jan 27, 2026

Flag functions constexpr

c++

enhancementNew feature or requestNew feature or request

Status: Open.

#2807 In raspberrypi/pico-sdk;

· michalelektryk opened on Jan 26, 2026

Why is multicore_doorbell_claim_unused(0x3) claiming two doorbell bits on every successful call?

Status: Open.

#2804 In raspberrypi/pico-sdk;

· akohlsmith opened on Jan 23, 2026

RP2350 FreeRTOS - usb stdio printf() doesn't work (but usb works fine) if tinyusb is locked to core 1

Status: Open.

#2803 In raspberrypi/pico-sdk;

· akohlsmith opened on Jan 22, 2026

Using CMSIS headers in a project

Status: Open.

#2802 In raspberrypi/pico-sdk;

· liamhays opened on Jan 21, 2026

Update to BTstack v1.8

Status: Open.

#2801 In raspberrypi/pico-sdk;

· peterharperuk opened on Jan 20, 2026

·  

2.2.1

Including "boot/picobin.h" triggers include ordering error it caused itself

Status: Open.

#2797 In raspberrypi/pico-sdk;

· mvastola opened on Jan 14, 2026

flash_get_unique_id panic with not supported in no flash builds

Status: Open.

#2796 In raspberrypi/pico-sdk;

· peterharperuk opened on Jan 13, 2026

·  

2.2.1

Some functions in <code>pico_float_pico_dcp</code> do not check the coprocessor state

Status: Open.

#2793 In raspberrypi/pico-sdk;

· andylinpersonal opened on Jan 12, 2026

·  

2.2.1

Add the <code>unsafe</code> variant of <code>dcp</code> functions to floating point library

floating point

Status: Open.

#2790 In raspberrypi/pico-sdk;

· andylinpersonal opened on Jan 11, 2026

passing individual build flags to arm-none-eabi as well as to host-arch compiler

Status: Open.

#2788 In raspberrypi/pico-sdk;

· josch opened on Jan 8, 2026