Circuit Biscuits
Course Documents

Course Document Library

Use this library to access pupil notes, technical deep dives, and device notes.

Pupil Notes

Lesson 1 - Meet The Bluepill Pupil Notes Lesson 2 - LEDs GPIO And Blinking Pupil Notes Lesson 3 - Commands Modes And State Pupil Notes Lesson 4 - Displays Pixels And Graphics Pupil Notes Lesson 5 - Distance Sensing With HCSR04 Pupil Notes Lesson 6 - Motion Sensing With MPU6050 Pupil Notes Lesson 7 - Wireless Control With HC05 And Android Pupil Notes Lesson 8 - Looking Inside The App And Firmware Pupil Notes Lesson 9 - Mini Capstone Project Pupil Notes Lesson 10 - Automation Tool And Control Logic Pupil Notes

Device Notes

Device Notes Index Bluepill STM32F103 MCU MAX7219 LED Matrix Driver WS2812 RGB Matrix MPU6050 Motion Sensor HC-05 Bluetooth Serial Module HC-SR04 Ultrasonic Sensor SSD1306 OLED Module USB CDC Serial Link DFU Bootloader And Flashing The Breadboard

Technical Deep Dives

Deep Dive 1 - Meet The Bluepill Deep Dive 2 - LEDs GPIO And Blinking Deep Dive 3 - Commands Modes And State Deep Dive 4 - Displays Pixels And Graphics Deep Dive 5 - Distance Sensing With HCSR04 Deep Dive 6 - Motion Sensing With MPU6050 Deep Dive 7 - Wireless Control With HC05 And Android Deep Dive 8 - Looking Inside The App And Firmware Deep Dive 9 - Mini Capstone Project Deep Dive 10 - Automation Tool And Control Logic From Browser Click To GPIO

Course Planning And STEM Mapping

Course Guides Index UK STEM Curriculum Mapping Overview Assessment And Evidence Ideas Lesson Crosswalk Ages 9-12

Explore Circuit Biscuits

Move between lesson reading, device references, hands-on layouts, and the interactive browser tools without losing context.

Read and Learn
Docs Library Browse pupil notes, technical deep dives, and device notes. Device Notes Jump straight into Bluepill, OLED, matrix, Bluetooth, and sonar hardware notes. Device Gallery See the hardware visually and open related resources.
Build and Test
Breadboard Layouts Open the interactive wiring diagrams and layout variants. Biscuit Jar Test modules, previews, and saved projects in the main dashboard. Kitchen Create playful rules and actions for the board. Kitchen 8-12 Try the guided kids version with scenes and simpler rules.