PY32F003L24D6TR DevLab Development Board

Introduction

The DevLab Development Board based on the PY32F003L24D6TR microcontroller is designed for rapid prototyping, embedded systems education, IoT experimentation, and wearable devices. This board combines flexible power options, modern connectivity, and accessible interfaces to accelerate your hardware development. The microcontroller features a 32-bit ARM Cortex-M0 core, up to 24 MHz clock speed, 16KB Flash memory, and 2KB SRAM, making it suitable for a wide range of applications. With built-in peripherals like SPI, I2C, UART, and a 12-bit ADC, the board supports diverse project requirements.

PY32f003L24D6TR Devlab

Quick Setup

📦 Overview

Feature	Description
Microcontroller	PY32F003L24D6TR (32-bit ARM Cortex-M0)
Memory	24KB Flash, 4KB SRAM
Flash (Kbytes)	16
SRAM (Kbytes)	2
Advanced Timers (16-bit)	1
General Purpose Timers	4
Low Power Timer	1
SysTick	1
Watchdog	2
SPI	1
I2C	1
USART	1
DMA Channels	3
RTC	Yes
GPIOs	7
12-bit ADC (ext+int)	4+2
Comparators	2
Max. CPU Frequency (MHz)	24
Operating Voltage (V)	1.7 ~ 5.5

🧪 Use Cases

Device Prototyping
Embedded Systems Education
Networked Alambric Devices
Wearable Technology Development

📚 Resources

📝 License

All hardware and documentation in this project are licensed under the MIT License.
Please refer to LICENSE.md for full terms.

_{Template created by UNIT Electronics}

Hardware Overview

Schematics

Technical Specifications

Microcontroller: [Insert name and variant]
Core Architecture: [Xtensa / ARM Cortex-M / RISC-V]
Clock Speed: [e.g., 240 MHz]
Flash / RAM: [e.g., 8 MB Flash, 2 MB PSRAM]
Wireless: [2.4 GHz Wi-Fi, BLE 5.0]
Interfaces: I2C, SPI, UART, ADC
Connector: QWIIC + Pin Headers
Power:
- Input via USB-C: 5V
- Regulated Output: 3.3V
- Battery Support: [Yes / No]
Dimensions: [e.g., 55mm x 25mm]

🔌 Pinout

Pinout

Pinout Details

Pin Label	Function / Notes
VCC	Power Input
GND	Ground
PA0	USART2_TX MISO
PA1	USART2_RX SCK
PA2	ADC_IN2 CS
PB0 / PF2	GPIO / NRST
PB5	LED Built In / GPIO / MOSI
PA13 / PB6	SWDIO / I2C_SCL
PA14 / PA10	SWCLK / I2C_SDA

Connectivity Options

I2C: JST 1mm QWIIC connector (Power + I2C lines)
SPI: JST 1mm connector (Power + SPI lines)
GPIO: 2x 4-pin headers for general-purpose I/O
SWD: Dedicated pins for programming and debugging

📏 Board Dimensions

Dimensions

📃 Board Topology

Topology

Ref.	Description
IC1	PY32f003L24D6TR Microcontroller
U1	AP2112K 3.3V Regulator
SW1	Reset Push Button
L1	Power On LED
L2	Built In LED to PB5
J1	JST 1mm Connector for I2C or JTAG
J2	JST 1mm Connector for I2C or JTAG
J3	JST 1mm Connector for SPI
JP1	Header for GPIOs
JP2	Header for GPIOs
JP3	Header for Power Supply Selection
SB1	Solder Bridge to Enable LED Built In

References

Technical Specifications

Microcontroller: [Insert name and variant]
Core Architecture: [Xtensa / ARM Cortex-M / RISC-V]
Clock Speed: [e.g., 240 MHz]
Flash / RAM: [e.g., 8 MB Flash, 2 MB PSRAM]
Wireless: [2.4 GHz Wi-Fi, BLE 5.0]
Interfaces: I2C, SPI, UART, ADC
Connector: QWIIC + Pin Headers
Power:
- Input via USB-C: 5V
- Regulated Output: 3.3V
- Battery Support: [Yes / No]
Dimensions: [e.g., 55mm x 25mm]

Pinout

Pinout Details

Pin Label	Function / Notes
VCC	Power Input
GND	Ground
PA0	USART2_TX MISO
PA1	USART2_RX SCK
PA2	ADC_IN2 CS
PB0 / PF2	GPIO / NRST
PB5	LED Built In / GPIO / MOSI
PA13 / PB6	SWDIO / I2C_SCL
PA14 / PA10	SWCLK / I2C_SDA

Connectivity Options

I2C: JST 1mm QWIIC connector (Power + I2C lines)
SPI: JST 1mm connector (Power + SPI lines)
GPIO: 2x 4-pin headers for general-purpose I/O
SWD: Dedicated pins for programming and debugging

Board Dimensions

Dimensions

Board Topology

Topology

Ref.	Description
IC1	PY32f003L24D6TR Microcontroller
U1	AP2112K 3.3V Regulator
SW1	Reset Push Button
L1	Power On LED
L2	Built In LED to PB5
J1	JST 1mm Connector for I2C or JTAG
J2	JST 1mm Connector for I2C or JTAG
J3	JST 1mm Connector for SPI
JP1	Header for GPIOs
JP2	Header for GPIOs
JP3	Header for Power Supply Selection
SB1	Solder Bridge to Enable LED Built In

References

Getting Started

Quick Setup

1. Hardware Connections

Pin	Description	Notes
VCC	3.3V or 5V supply	Power supply
GND	Ground	Common ground
SDA	I2C Data Line (SDA)	Connect to microcontroller I2C SDA pin
SCL	I2C Clock Line (SCL)	Connect to microcontroller I2C SCL pin
D0	Digital I/O (separate connection)	Not included in QWIIC connector, must be connected separately

Note: Compatible with JST 1 mm pitch QWIIC connector for easy I2C integration (power only, D0 must be connected separately).

2. Software Installation

Feature / Peripheral	PY32F003L24D6TR
Flash (Kbytes)	16
SRAM (Kbytes)	2
Advanced Timers (16-bit)	1
General Purpose Timers	4
Low Power Timer	1
SysTick	1
Watchdog	2
SPI	1
I2C	1
USART	1
DMA Channels	3
RTC	Yes
GPIOs	7
12-bit ADC (ext+int)	4+2
Comparators	2
Max. CPU Frequency (MHz)	24
Operating Voltage (V)	1.7 ~ 5.5

Package-Specific Information

            DFN8 Pinout (Top View):
               VCC  1 ┌─────┐ 8  PB5/LED
               PA0  2 │     │ 7  PA14-SWDCK/PB6
               PA1  3 │     │ 6  PA13-SWDIO/PA10
               PA2  4 └─────┘ 5  PB0/PF2-NRST

Pinout PY32F003L24D6TR DevLab Development Board

VCC: Power input for the board
GND: Ground connection
PA0: USART2 transmit (TX) or SPI MISO function
PA1: USART2 receive (RX) or SPI SCK function
PA2: Analog input channel 2 (ADC_IN2) or SPI chip select (CS)
PB0 / PF2: General-purpose I/O (GPIO) or external reset (NRST)
PB5: On-board LED, general-purpose I/O (GPIO), or SPI MOSI function
PA13 / PB6: Serial Wire Debug I/O (SWDIO) or I2C clock line (I2C_SCL)
PA14 / PA10: Serial Wire Debug clock (SWCLK) or I2C data line (I2C_SDA)

Examples

Arduino/C++ Examples

The following examples demonstrate various features of this development board.

Datasheet & Documentation

📄 Professional Datasheet

Complete technical specifications and professional documentation.

📎 View Professional Datasheet - Interactive HTML version

📎 Download PDF Datasheet - Downloadable PDF version

🔗 Additional Resources

Hardware Resources

🔌 Schematic Diagram - Not found (looking for unit_sch_*.pdf)
📐 Board Dimensions - Physical specifications
🔧 Pinout Reference - Pin configuration details

Software Resources

💻 Getting Started Guide - Setup and first steps
📝 Code Examples - Arduino sketches and demos
🛠️ Development Setup - IDE configuration

External Links

🔗 Source Code Repository - Complete project files

📋 Quick Reference

Resource Type	Description	Link
📄 Datasheet (HTML)	Interactive technical specs	View
📄 Datasheet (PDF)	Downloadable technical specs	PDF
🔌 Schematic	Circuit diagram	Not found
📐 Dimensions	Board measurements	View
🔧 Pinout	Pin configuration	View
💻 Examples	Code samples	View
🔧 Setup Guide	Getting started	View

For the most up-to-date information, please refer to the official documentation and repository.

License

MIT License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

This project is licensed under the MIT License - see the LICENSE file for details.

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