Use cad plane to measure dimensions is 12 mm

you can try M5Burner_Mic
https://github.com/micutil/M5Burner_Mic

Import large MicroPython scripts with UIFlow
https://qiita.com/ciniml/items/68bc7f362d6985efc640

usb keyboard demo
https://github.com/m5stack/M5Cardputer/tree/master/examples/Basic/keyboard

Masterkey - USB WiFi Keylogger
https://github.com/justcallmekoko/USBKeylogger

you can see examples
#include <M5AtomS3.h> not #include "M5Stack.h"

https://www.espressif.com/en/support/download/other-tools

https://community.m5stack.com/topic/814/error-on-downloading-to-m5stickc/2#

https://community.m5stack.com/post/13810

Connect the 4 wires on the back of g21 and g25, and modify the program code pin code

@GordonD said in M5Unit_CO2_Core2 example compilation error:

fatal error: bsec2.h: No such file or directory

https://github.com/BoschSensortec/Bosch-BSEC2-Library

https://community.m5stack.com/post/13810

https://github.com/Ajb2k3/UIFlowHandbook/blob/master/UIFlowhandbook.pdf

Test the software below
https://www.youtube.com/watch?v=HsSq1Ce2HUc

weather information from openweathermap https://openweathermap.org on the e-ink display of the M5Paper. Please edit the config.h file with your own data. You need an api key from openweathermap.
Config.h

#pragma once
#define VERSION          "Version 1.0"
#define CITY_NAME        "City"
// change to your location
#define LATITUDE         47.69732 
#define LONGITUDE         8.63493

#define OPENWEATHER_SRV  "api.openweathermap.org"
#define OPENWEATHER_PORT 80
#define OPENWEATHER_API  "your openweathermap api key"

#define WIFI_SSID        "your wifi ssid"
#define WIFI_PW          "your wifi password"

onecall is not free anymore with new accounts.
https://github.com/Bastelschlumpf/M5PaperWeather/issues/9

A command prompt starting with "$" indicates that the current user is in the normal user state, while a command prompt starting with "#" indicates that the user is in the super user (root) state.

The administrator account with the highest authority in the Linux system is root, also known as the superuser account. There are no restrictions on the use of this account. Administrators can make various changes to the system as long as they obtain this account, such as formatting and Mount the hard drive, add or delete user accounts, change various system services, update the system, etc.

How did you get into the terminal?

https://docs.m5stack.com/en/core/M5CoreMP135
1.Watch the final instructional film(development framework)
2.use putty login as root

https://forum.m5stack.com/topic/1002/how-to-connect-sd-card-to-m5stickc

Arduino IDE board as M5StickC (look at M5StickT.h)
https://github.com/m5stack/M5-StickT/archive/refs/heads/master.zip

M5StickT_Lepton_opensource_v1.ino

#include <M5StickT.h>
#include <Wire.h>
#include <SPI.h>
#include "Lepton.h"
#include "img_table.h"
#include "esp_attr.h"
#include "esp_timer.h"
#include "img/ColorT.h"

used EasyLoader tools be easy
https://docs.m5stack.com/en/core/m5stickt

Set on page 10
https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/atombase/AtomicQR/AtomicQR_Reader_EN.pdf