Details
RP2350 4.3inch capacitive touch display Development Board, 800 × 480, 65K color, supports dual-core and dual-architecture
RP2350-Touch-LCD-4.3B
Integrates RGB interface LCD with 5-point capacitive touch, multiple peripheral interfaces
Version Options
RP2350-Touch-LCD-4.3B
Standard version, without case
RP2350-Touch-LCD-4.3B-BOX
With plastic case
Features
The RP2350-Touch-LCD-4.3B is a high-performance, highly integrated microcontroller development board designed by Waveshare. It integrates high-capacity Flash and PSRAM. Onboard 4.3inch capacitive HD LCD, RTC chip, TF card slot, and so on, combined with various communication interfaces for easy development and integration into products.
- 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
- Built in 520KB Static RAM, with onboard 16MB Flash and 2MB PSRAM
- Type-C port for easier use
- Onboard 4.3inch capacitive touch LCD, 800 × 480 resolution, 65K color
- Supports capacitive touch control via I2C interface, 5-point touch with interrupt support
- Onboard CAN, RS485, I2C and digital isolated I/O interfaces, etc.
- Onboard voltage regulator, supports 7V ~ 36V wide range power supply
- Supports passive and active digital input with bi-directional optocoupler isolation, and the active digital input supports positive and negative voltages
- Supports digital output with optocoupler isolation, provides higher driving capability with up to 450mA sinking current
- USB 1.1 with device and host support
- Low-power sleep and dormant modes
- Drag-and-drop programming using mass storage over USB
- Accurate clock and timer on-chip
- Built-in temperature sensor for real-time monitoring of chip temperature
- 12 × programmable I/O (PIO) state machines for custom peripheral support
Application Scenarios
IPS Display Panel
Excellent display performance, 160° wide viewing angle
Capacitive 5-point touch
supports touch function with I2C interface, 5-point touch for flexible operation and smooth multi-point UI interaction
Supports multiple peripherals
Supports the expansion of multiple peripherals via CAN, RS485, I2C and isolated I/O interfaces
Supports Two wiring methods
Comes with two types of screw terminals, allowing for bottom or back wiring, which is more convenient to integrate into various application scenarios such as DIN rail or embedded devices
Bottom Wiring
Back Wiring
Back Wiring
Note: the case version does not support bottom wiring.
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 150 MHz operating frequency - Debug interface
- Optocoupler isolation
- 4.3inch display panel connector
- Status Indicators
DONE: Lithium Batt charging completed indicator
CHG: Lithium Batt charging indicator
PWR: Power supply indicator
(the CHG will blink and DONE will light on when connecting with DC power supply and without Lithium Batt connected or Batt switch is OFF) - RTC Batt holder
specification: CR927 - MX1.25 Lithium Batt header
for 3.7V Lithium Batt, supports charging and discharging, with charging current of up to 500mA - Batt power supply ON/OFF
ON: connect the Batt; OFF: disconnect the Batt - CAN and RS485 terminal resistor switches
disabled by default - Digital input
5V ~ 36V, supports passive / active input (NPN or PNP)
- Input signal common terminal
NC: dry contact passive input
Connect to power supply positive: digital input low active, for NPN wet contact active input, 5V ~ 36V DC
Connect to power supply negative: digital input high active, for PNP wet contact active input, 5V ~ 36V DC - Digital output
5V ~ 36V, open-drain output, output load: 450mA per channel (MAX) - RS485 port screw terminal
- CAN port screw terminal
- I2C port screw terminal
VOUT pin output 5V/3.3V (switching by onboard resistor) - 7V ~ 36V DC power supply terminal
- Touch panel connector
- RESET button
- BOOT button
Press it when resetting to enter download mode - USB Type-C port
for programming, USB 1.1 with device and host support - TF card slot
- 2MB PSRAM
- 16MB Flash
- XL2515QF20
optional for dedicated plastic case
Supports installing 60 × 30 × 6 (mm) (L × W × H) lithium Batt
* for reference only, the Lithium Batt is NOT included.
multiple installation methods
* for reference only, the rail bracket, wall bracket and monitor arm are not included.
The mounting hole spacing on the back of the case is 75mm.
outline dimensions
RP2350-Touch-LCD-4.3B (without case)
RP2350-Touch-LCD-4.3B-BOX (with plastic case)
| 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-4.3B
- RP2350-Touch-LCD-4.3B (with back wiring 16PIN screw terminal) x1
- 16PIN screw terminal for bottom wiring ×1
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RP2350-Touch-LCD-4.3B-BOX
RP2350-Touch-LCD-4.3B-BOX x1
