Details
RP2350 2.1inch Capacitive Touch Round Display Development Board, 480×480 IPS Panel Display, 65K Color
RP2350 2.1inch Round Touch Display Development Board
Integrates RGB interface display and I2C touch panel, multiple peripheral interfaces
Version Options
Both versions come with touch function
RP2350-Touch-LCD-2.1
Flat touch panel version
RP2350-Touch-LCD-2.1B
2.5D curved touch panel version
Features
The RP2350-Touch-LCD-2.1 is a high-performance, highly integrated microcontroller development board designed by Waveshare. Tiny size with onboard 2.1inch capacitive touch IPS screen, 6-axis IMU (3-axis accelerometer and 3-axis gyroscope), RTC chip, TF card slot, and so on, which makes it easy for you to develop and integrate into the products quickly.
- RP2350B microcontroller chip designed by Raspberry Pi in the United Kingdom
- Adopts unique dual-core and dual-architecture design: dual ARM Cortex-M33 or dual Hazard3 RISC-V processors support, flexible clock running up to 150 MHz
- 520KB of SRAM, 16MB onboard Flash memory, with reserved solder pads for PSRAM chip expansion
- Type-C connector for easier use
- Onboard 2.1inch capacitive touch IPS display, 480 × 480 resolution, 65K color, for clear color picture display
- USB 1.1 with device and host support
- Low-power sleep and dormant modes
- Drag-and-drop programming using mass storage over USB
- 9 × Multi-Function GPIO Pins
- 2 × SPI, 2 × I2C, 2 × UART, 5 × 12-bit ADC and 9 × controllable PWM channels
- Accurate clock and timer on-chip
- Temperature sensor
- Accelerated floating-point libraries on-chip
- 12 × Programmable I/O (PIO) state machines for custom peripheral support
LCD display parameters
| Display Panel | IPS | Display Size | 2.1 inch |
|---|---|---|---|
| Resolution | 480 × 480 | Display Colors | 65K |
| Communication Interface | SPI + RGB | Display IC | ST7701 |
| Touch Interface | I2C | Touch IC | CST820 |
| Touch Type | Capacitive touch | Touch Points | single-point touch |
Application Scenarios
IPS Display Panel
Excellent display performance, 65K color, wide viewing angle
dual-core, dual-architecture
The unique dual-core, dual-architecture capability of RP2350B allows users to choose between a pair of industry-standard Arm Cortex-M33 cores, and a pair of open-hardware Hazard3 cores, giving developers a chance to experiment with the RISC-V architecture in a stable, well-supported environment
Supports C/C++, MicroPython, Arduino IDE
Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started
What's On Board
- RP2350B
Dual-core and dual-architecture design, up to 150MHz operating frequency - PSRAM chip solder pads
Compatible with mainstream PSRAM chips for user expansion (soldering required) - 16MB Nor Flash
- TF card slot
- RTC chip
PCF85063 RTC chip - I2C header
Connecting with internal chip, only supports the I2C peripherals and cannot be mapped to other functions - UART header
- Buzzer
- PIO-USB port
USB host or device through PIO - RTC Batt. header
for connecting rechargeable RTC Batt. (only supports rechargeable RTC Batt.)
- QMI8658
6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer - USB Type-C port
for programming, USB 1.1 with device and host support - Power supply indicator
- Charging Indicator
When connecting the system Batt., lights up when charging, off when fully charged - Batt. power supply control switch
- RESET button
- BOOT button
Press it when resetting to enter download mode - System Batt. header
MX1.25 2PIN connector, for 3.7V Lithium Batt., supports charging and discharging - 12PIN multi-functional pin header
- DEBUG interface
Interface definition
outline dimensions
Flat touch panel version
2.5D curved touch panel version
Back side
Pico Product Selection
| PRODUCT | Voltage regulator chip | USB | Flash | Lithium battery header | Onboard LCD |
|---|---|---|---|---|---|
| RP2350 chip | |||||
 Raspberry Pi Pico 2 |
DC-DC, 800mA | Micro USB | 4MB | - | - |
 Raspberry Pi Pico 2 W |
DC-DC, 800mA | Micro USB | 4MB | - | with WIFI and Bluetooth |
 Raspberry Pi Pico 2 WH |
DC-DC, 800mA | Micro USB | 4MB | - | with WIFI and Bluetooth |
 CAN ver. |
DC-DC, 2000mA | Type-C | 4MB | - | CAN interface |
 Type-A ver. |
LDO, 500mA | Type-A | 4MB | - | - |
 Type-C ver. |
LDO, 800mA | Type-C | 4MB | - | - |
 PIO-USB ver. |
LDO, 500mA | Type-C | 2MB | - | with PIO-USB Type-C female port |
 Tiny ver. |
LDO, 800mA | Separate Type-C port adapter | 4MB | - | Separate adapter board design, adapting USB Type-C port via FPC |
 RGB Matrix ver. |
LDO, 800mA | Type-C | 16MB | - | Onboard 8 x 8 RGB LED Matrix |
 ETH Port ver. |
LDO, 800mA | Type-C | 4MB | - | with Ethernet port |
 USB ver. |
LDO, 500mA | Type-A, Type-C | 2MB | - | with PIO-USB Type-A and USB Type-C port |
 core board |
LDO, 800mA | Separate Type-C port adapter | 16MB | - | - |
 wireless Plus ver. |
LDO, 800mA | Type-C | 16MB | - | Supports Wi-Fi and Bluetooth |
 1.43inch Round Touch AMOLED ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.43inch AMOLED Touch LCD |
 1.64inch Touch AMOLED ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.64inch AMOLED Touch LCD |
 1.75inch Round Touch AMOLED ver. |
DC-DC, 2000mA LDO,300mA |
Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.75inch AMOLED Touch LCD |
 1.8inch Touch AMOLED ver. |
DC-DC, 2000mA LDO，300mA |
Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.8inch AMOLED Touch LCD |
 2.41inch Touch AMOLED ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2.41inch Touch AMOLED |
 0.85inch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 0.85inch IPS LCD |
 0.96inch LCD ver. |
DC-DC, 2000mA | Type-C | 4MB | Support(allows recharging the battery and powering the board at the same time) | 0.96inch IPS LCD |
 1.28inch Round LCD ver. |
LDO, 300mA | Type-C | 4MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch IPS LCD |
 1.28inch Round Touch LCD ver. |
LDO, 300mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch IPS touch LCD |
 1.46inch Round Touch ver. |
DC-DC, 2000mA | Type-C | 16MB | - | 1.46inch touch LCD |
 1.47inch LCD ver. |
LDO, 300mA | Type-C | 16MB | - | 1.47inch IPS LCD |
 1.47inch LCD USB ver. |
LDO, 300mA | Type-A | 16MB | - | 1.47inch IPS LCD |
 1.54inch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.54inch IPS LCD |
 1.54inch Touch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.54inch IPS Touch LCD |
 1.69inch Touch LCD ver. |
LDO, 500mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.69inch Touch LCD |
 1.85inch Round Touch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.85inch Touch LCD |
 2inch Touch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2inch Touch LCD |
 2.1inch Round Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2.1inch Touch LCD |
 2.1inch Round Curved Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2.1inch 2.5D Curved Touch LCD |
 2.8inch Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2.8inch IPS Touch LCD |
 2.8inch Round Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 2.8inch IPS Touch LCD, RGB interface |
 3.49inch Touch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 3.49inch IPS Touch LCD |
 3.5inch Touch LCD ver. |
DC-DC, 2000mA LDO, 300mA |
Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 3.5inch Touch LCD |
 4inch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 4inch IPS LCD, RGB interface |
 4inch Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 4inch IPS Touch LCD, RGB interface |
 4.3inch Touch LCD ver. |
LDO, 800mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 4.3inch IPS Touch LCD, RGB interface |
 7inch Touch LCD ver. |
DC-DC, 3000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 7inch IPS Touch LCD, RGB interface |
 7inch LCD ver. |
DC-DC, 3000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 7inch IPS LCD, RGB interface |
 1.54inch e-Paper ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.54inch e-Paper display |
 1.54inch touch e-Paper ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.54inch touch e-Paper display |
 Plus ver. |
DC-DC, 2000mA | Type-C | 4MB/16MB | Support(allows recharging the battery and powering the board at the same time) | - |
 DVI port ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | Onboard DVI interface, TF card slot and PIO-USB port |
| RP2040 chip | |||||
 Raspberry Pi Pico W |
DC-DC, 3000mA | Micro USB | 2MB | - | with WIFI |
 Raspberry Pi Pico WH |
DC-DC, 3000mA | Micro USB | 2MB | - | with WIFI |
 Raspberry Pi Pico |
DC-DC, 800mA | Micro USB | 2MB | - | - |
 Raspberry Pi Pico H |
DC-DC, 800mA | Micro USB | 2MB | - | - |
 Type-A ver. |
LDO, 500mA | Type-A | 4MB | - | - |
 Mini ver. |
LDO, 800mA | Type-C | 2MB | - | - |
 Tiny ver. |
LDO, 500mA | Separate Type-C port adapter | 2MB | - | Separate adapter board design, adapting USB Type-C port via FPC |
 RGB Matrix ver. |
LDO, 500mA | Type-C | 2MB | - | Onboard 5×5 RGB LED matrix |
 BLE ver. |
LDO, 300mA | Separate Type-C port adapter | 2MB | - | Supports Bluetooth 5.1, separate adapter board design, adapting USB Type-C port via FPC |
 ETH Port ver. |
LDO, 500mA | Type-C | 4MB | - | with Ethernet port |
 0.99inch Round LCD with case ver. |
LDO, 500mA | Type-C | 2MB | - | 0.99inch IPS LCD, CNC metal case |
 1.28inch Round LCD ver. |
LDO, 300mA | Type-C | 2MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch IPS LCD |
 1.28inch Round LCD with case ver. |
LDO, 300mA | Type-C | 2MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch IPS LCD, CNC metal case |
 1.28inch Round Touch LCD ver. |
LDO, 500mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch Touch LCD |
 1.28inch Round Touch LCD with case ver. |
LDO, 500mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.28inch Touch LCD, CNC metal case |
 1.69inch Touch LCD ver. |
LDO, 500mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.69inch Touch LCD |
1.85inch Touch LCD ver. |
DC-DC, 2000mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | 1.85inch Touch LCD |
 0.96 LCD ver. |
DC-DC, 1800mA | Type-C | 2MB | Support(allows recharging the battery and powering the board at the same time) | 0.96inch IPS LCD |
 Plus ver. |
DC-DC, 1800mA | Type-C | 4MB/16MB | Support(allows recharging the battery and powering the board at the same time) | - |
 DVI port ver. |
LDO, 300mA | Type-C | 16MB | Support(allows recharging the battery and powering the board at the same time) | Onboard DVI interface, TF card slot and PIO-USB port |
 Cam & LCD ver. |
- | Type-C | 16MB | - | Onboard grayscale camera and 1.14inch IPS LCD display |
Quick Overview
RP2350-Touch-LCD-2.1
- RP2350-Touch-LCD-2.1 x1
- SH1.0 12PIN cable ~100mm x1
- SH1.0 4PIN cable ~100mm x2
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RP2350-Touch-LCD-2.1B
- RP2350-Touch-LCD-2.1B x1
- SH1.0 12PIN cable ~100mm x1
- SH1.0 4PIN cable ~100mm x2
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