invalid pin on esp32s3

[balehu86]

Port, board and/or hardware

esp32s3

MicroPython version

ESP-ROM:esp32s3-20210327
Build:Mar 27 2021
mode:DIO, clock div:1
MicroPython v1.23.0 on 2024-07-20; Specific ESP32S3 module with Octal-SPIRAM with ESP32S3

Reproduction

from machine import Pin
for n in range(48):
try:
a=Pin(n)
except Exception as e:
print('pin',n,'is wrong',e)
else:
print('pin',n,'is ok')
####above is pin test code,following is my costum board file urls###
https://github.com/chieve-bale/esp32s3_v1.23.git

Expected behaviour

all pin is ok,or most of all is ok
even i use official ESP_GENERIC_S3 board,still got similar wrong:from 22 to 32 pin are false

Observed behaviour

%run -c $EDITOR_CONTENT
pin 0 is ok
pin 1 is ok
pin 2 is ok
pin 3 is ok
pin 4 is ok
pin 5 is ok
pin 6 is ok
pin 7 is ok
pin 8 is ok
pin 9 is ok
pin 10 is ok
pin 11 is ok
pin 12 is ok
pin 13 is ok
pin 14 is ok
pin 15 is ok
pin 16 is ok
pin 17 is ok
pin 18 is ok
pin 19 is ok
pin 20 is ok
pin 21 is ok
pin 22 is wrong invalid pin
pin 23 is wrong invalid pin
pin 24 is wrong invalid pin
pin 25 is wrong invalid pin
pin 26 is wrong invalid pin
pin 27 is wrong invalid pin
pin 28 is wrong invalid pin
pin 29 is wrong invalid pin
pin 30 is wrong invalid pin
pin 31 is wrong invalid pin
pin 32 is wrong invalid pin
pin 33 is wrong invalid pin
pin 34 is wrong invalid pin
pin 35 is wrong invalid pin
pin 36 is wrong invalid pin
pin 37 is wrong invalid pin
pin 38 is ok
pin 39 is ok
pin 40 is ok
pin 41 is ok
pin 42 is ok
pin 43 is ok
pin 44 is ok
pin 45 is ok
pin 46 is ok
pin 47 is ok

Additional Information

No, I've provided everything above.

Code of Conduct

Yes, I agree

[robert-hh]

That's not a bug. The not-available Pins are reserved for internal Use like Octal SPIRAM. See ports/esp32/machine_pin.h. If you might have to adapt thsi file for your purpose, if you use a custom board.

I'll move this post to discussions.