SKU:WSAL32870

ESP32 3.5inch Rounded Corner Touch LCD Development Board, 320 × 480, Onboard Audio Codec Chip, Built-in Microphone And Speaker, Supports Wi-Fi And BLE

ESP32 3.5inch Rounded Corner Touch LCD Development Board

AI Speech Interaction, Bluetooth Music Playback, and DIY Expansion support

version options

ESP32-Touch-LCD-3.5-EN Standard version, without Lithium Batt.

ESP32-Touch-LCD-3.5 Comes with a 3.7V Lithium Batt. (can be installed inside the case)

Features

ESP32-Touch-LCD-3.5 is a highly integrated development board designed by Waveshare. Equipped with a 3.5inch capacitive IPS display, power management IC, RTC chip, and audio codec IC. Suitable for ESP32 learning and secondary development, featuring multiple functions including AI speech interaction and Bluetooth music playback.

Key features include:

• Equipped with High-performance ESP32 Xtensa 32-bit LX6 single-core / dual-core processor, up to 240MHz main frequency
• Supports 2.4GHz Wi-Fi (IEEE 802.11b/g/n) and Bluetooth V4.2 full specification, including traditional Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE), with onboard antenna
• Built-in 520KB of Static RAM and 448KB ROM, with onboard 2MB PSRAM and an external 16MB Flash memory
• Onboard USB Type-C port for power supply, program downloading, and debugging, easier to use
• Onboard 3.5inch capacitive touch IPS display for clear color picture display, 320 × 480 resolution, 262K color
• Built-in ST7796 display driver and FT6336 capacitive touch chip, using SPI and I2C communication respectively, effectively saving the IO resources
• Onboard PCF85063 RTC chip, powered by Lithium Batt through AXP2101 chip for uninterrupted power supply
• Onboard PWR and BOOT programmable buttons for easy custom function development
• Onboard 3.7V PH1.25 Lithium Batt. recharge/discharge header
• Adapting I2C, UART, USB and multiple GPIOs for external device connection and debugging, enabling flexible peripheral configuration.
• Onboard TF card slot for extended storage, supports external TF card for storing images or files
• Adopts AXP2101 IC for efficient power management, supports multiple voltage outputs, batt. charging, batt. management, and batt. life optimization, etc.

LCD Specifications

DISPLAY PANEL	IPS	DISPLAY SIZE	3.5inch
Display Resolution	320 × 480 pixels	Color	262K
Brightness	220cd/㎡	Contrast Ratio	1100:1
Communication Interface	SPI	Display Driver	ST7796
Touch Type	Capacitive	Touch IC	FT6336

Tiny size, Touch More Possibilities

Suitable for various smart device development, enabling human-machine interaction function

IPS Display Panel

Excellent display performance, 262K color, wide viewing angle

Onboard audio codec chip

Onboard ES8311 chip, supports Hi-Fi audio input and output for AI speech interaction and Bluetooth music playback

Supports AI Speech Interaction

Allows access to online large model platforms such as DeepSeek, Doubao, etc

Supports ESP-IDF, Arduino IDE

Comprehensive SDK, dev resources, tutorials to help you easily get started

Wi-Fi and BLE support

ESP32 integrates 2.4GHz Wi-Fi (IEEE 802.11b/g/n), Bluetooth V4.2 full specification, including traditional Bluetooth (BR/EDR) and Bluetooth (LE)

What's On Board

1. ESP32-D0WDR2-V3 (on the back) The SoC with Wi-Fi and Bluetooth, up to 240MHz main frequency, with onboard 2MB PSRAM
2. 16MB NOR Flash (on the back)
3. IPEX 1 connector Reserved connector, enabled via resoldering an onboard resistor
4. Onboard antenna
5. TF card slot
6. MX1.25 speaker header
7. BOOT button
8. RESET button
9. PWR button long press for 6s to shut down by default, short press to power on
10. AXP2101 Highly integrated power management IC

11. Charging indicator
12. Power supply indicator
13. Type-C port
14. Microphone
15. PCF85063 RTC clock chip
16. ES8311 Low power audio codec IC
17. 2.54mm pitch GPIO header Adapting available I/O function pins for easy expansion
18. PH1.25 Lithium Batt. Header PH1.25 2PIN connector, for 3.7V Lithium Batt., supports charging and discharging

Pin Definition

Outline dimensions

Resources & Services

Wiki:www.waveshare.com/wiki/ESP32-Touch-LCD-3.5

ESP32 LCD Selection

Model	Core Configuration			display				onboard resources						Peripheral interfaces
	CPU	PSRAM	Flash	pixels	Interface	Display	Touch	IMU	RTC	TF	Speaker	mic	batteryheader
AMOLED display
ESP32-S3-Touch-AMOLED-2.41	ESP32-S3R8	8MB	16MB	600 × 450	QSPI	RM690B0	FT6336	√	√	√	-	-	√	I2C, UART, USB, 34PIN GPIO header
ESP32-S3-Touch-AMOLED-2.41-B	ESP32-S3R8	8MB	16MB	600 × 450	QSPI	RM690B0	FT6336	√	√	√	-	-	√	I2C, UART, USB, 34PIN GPIO header, with case
ESP32-C6-Touch-AMOLED-2.16	ESP32-C6	-	16MB	480 × 480	QSPI	CO5300	CST9220	√	√	√	√	√	√	I2C, UART, USB, and GPIO pads
ESP32-S3-Touch-AMOLED-2.16	ESP32-S3R8	8MB	16MB	480 × 480	QSPI	CO5300	CST9220	√	√	√	√	√	√	I2C, UART, USB, and GPIO pads
ESP32-S3-Touch-AMOLED-2.06	ESP32-S3R8	8MB	32MB	410 × 502	QSPI	CO5300	FT3168	√	√	√	√	√	√	I2C, UART, and USB reserved pads
ESP32-C6-Touch-AMOLED-2.06	ESP32-C6	-	16MB	410 × 502	QSPI	CO5300	FT3168	√	√	-	√	√	√	I2C, UART, and USB reserved pads
ESP32-S3-Touch-AMOLED-1.91	ESP32-S3R8	8MB	16MB	240 × 536	QSPI	RM67162	FT3168	√	-	√	-	-	√	40PIN header
ESP32-S3-AMOLED-1.91	ESP32-S3R8	8MB	16MB	240 × 536	QSPI	RM67162	-	√	-	√	-	-	√	40PIN header
ESP32-C6-Touch-AMOLED-1.8	ESP32-C6	-	16MB	368 × 448	QSPI	SH8601	FT3168 / FT6146	√	√	√	√	√	√	I2C, UART, USB pads
ESP32-S3-Touch-AMOLED-1.8	ESP32-S3R8	8MB	16MB	368 × 448	QSPI	SH8601	FT3168 / FT6146	√	√	√	√	√	√	I2C, UART, GPIO pads
ESP32-S3-Touch-AMOLED-1.75	ESP32-S3R8	8MB	16MB	466 × 466	QSPI	CO5300	CST9217	√	√	√	√	√	√	I2C, UART, USB, 8PIN headers (2.54mm pitch)
ESP32-S3-Touch-AMOLED-1.75-B	ESP32-S3R8	8MB	16MB	466 × 466	QSPI	CO5300	CST9217	√	√	√	√	√	√	I2C, UART, USB, 8PIN headers (2.54mm pitch)
ESP32-S3-Touch-AMOLED-1.75C	ESP32-S3R8	8MB	32MB	466 × 466	QSPI	CO5300	CST9217	√	-	-	√	√	√	I2C, UART, USB, GPIO pads
ESP32-C6-Touch-AMOLED-1.64	ESP32-C6	-	16MB	280 × 456	QSPI	CO5300	FT6146	√	-	√	-	-	√	22PIN header (2.54mm pitch)
ESP32-S3-Touch-AMOLED-1.64	ESP32-S3R8	8MB	16MB	280 × 456	QSPI	CO5300	FT3168	√	-	√	-	-	√	2 × 11PIN headers (2.54mm pitch)
ESP32-C6-Touch-AMOLED-1.43	ESP32-C6	-	16MB	466 × 466	QSPI	CO5300	FT6146	√	√	√	√	√	√	UART, I2C, 16PIN header (2.54mm pitch)
ESP32-C6-Touch-AMOLED-1.43-B	ESP32-C6	-	16MB	466 × 466	QSPI	CO5300	FT6146	√	√	√	√	√	√	UART, I2C, 16PIN header (2.54mm pitch)
ESP32-S3-Touch-AMOLED-1.43	ESP32-S3R8	8MB	16MB	466 × 466	QSPI	SH8601/C05300	FT3168/FT6146	√	√	√	-	-	√	I2C, UART, USB, 2 × 14PIN headers
ESP32-S3-Touch-AMOLED-1.43-B	ESP32-S3R8	8MB	16MB	466 × 466	QSPI	SH8601/C05300	FT3168/FT6146	√	√	√	-	-	√	I2C, UART, USB, 2 × 14PIN headers
ESP32-C6-Touch-AMOLED-1.32	ESP32-C6	-	16MB	466 × 466	QSPI	CO5300	CST820	-	-	-	√	√	√	SH1.0 12PIN header
ESP32-C6-Touch-AMOLED-1.32	ESP32-C6	-	16MB	466 × 466	QSPI	CO5300	CST820	-	-	-	√	√	√	SH1.0 12PIN header
ESP32-S3-Touch-AMOLED-1.32	ESP32-S3-PICO-1-N8R8	8MB	8MB	466 × 466	QSPI	CO5300	CST820	-	-	-	√	√	√	SH1.0 12PIN header
LCD display
ESP32-Touch-LCD-3.5	ESP32-D0WDR2-V3	2MB	16MB	320 × 480	SPI	ST7796	FT6336	-	√	√	√	√	√	32PIN GPIO header
ESP32-S3-Touch-LCD-3.5	ESP32-S3R8	8MB	16MB	320 × 480	SPI	ST7796	FT6336	√	√	√	√	√	√	32PIN GPIO header, camera interface
ESP32-S3-Touch-LCD-3.5	ESP32-S3R8	8MB	16MB	320 × 480	SPI	ST7796	FT6336	√	√	√	√	√	√	32PIN GPIO header, camera interface
ESP32-S3-Touch-LCD-3.5B	ESP32-S3R8	8MB	16MB	320 × 480	QSPI	AXS15231B	AXS15231B	√	√	√	√	√	√	32PIN GPIO header, camera interface
ESP32-S3-Touch-LCD-3.5B	ESP32-S3R8	8MB	16MB	320 × 480	QSPI	AXS15231B	AXS15231B	√	√	√	√	√	√	32PIN GPIO header, camera interface
ESP32-S3-Touch-LCD-3.49	ESP32-S3R8	8MB	16MB	172 × 640	QSPI	AXS15231B	AXS15231B	√	√	√	√	√	√	22pin 2.54mm pitch pads
ESP32-S3-Touch-LCD-3.49B	ESP32-S3R8	8MB	16MB	172 × 640	QSPI	AXS15231B	AXS15231B	√	√	√	√	√	√	22pin 2.54mm pitch pads
ESP32-S3-LCD-3.16	ESP32-S3R8	8MB	16MB	320 × 820	RGB	ST7701	-	√	√	√	-	-	√	I2C, UART, USB headers
ESP32-S3-Touch-LCD-2.8	ESP32-S3R8	8MB	16MB	240 × 320	SPI	ST7789	CST328	√	√	√	√	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-LCD-2.8	ESP32-S3R8	8MB	16MB	240 × 320	SPI	ST7789	-	√	√	√	√	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-Touch-LCD-2.8B	ESP32-S3R8	8MB	16MB	480 × 640	RGB	ST7701	GT911	√	√	√	-	-	√	20PIN header
ESP32-S3-LCD-2.8B	ESP32-S3R8	8MB	16MB	480 × 640	RGB	ST7701	-	√	√	√	-	-	√	20PIN header
ESP32-S3-Touch-LCD-2.8C	ESP32-S3R8	8MB	16MB	480 × 480	RGB	ST7701	GT911	√	√	√	-	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-LCD-2.8C	ESP32-S3R8	8MB	16MB	480 × 480	RGB	ST7701	-	√	√	√	-	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-Touch-LCD-2.1	ESP32-S3R8	8MB	16MB	480 × 480	RGB	ST7701	CST820	√	√	√	-	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-Touch-LCD-2.1B	ESP32-S3R8	8MB	16MB	480 × 480	RGB	ST7701	CST820	√	√	√	-	-	√	I2C, UART, SH1.0 12PIN header
ESP32-S3-Touch-LCD-2	ESP32-S3R8	8MB	16MB	240 × 320	SPI	ST7789T3	CST816	√	-	√	-	-	√	28PIN header, camera interface
ESP32-S3-LCD-2	ESP32-S3R8	8MB	16MB	240 × 320	SPI	ST7789T3	-	√	-	√	-	-	√	28PIN header, camera interface
ESP32-S3-Touch-LCD-1.9	ESP32-S3R8	8MB	16MB	170 × 320	SPI	ST7789	CST816	√	-	√	-	-	√	40PIN header, compatible with Pico header
ESP32-S3-LCD-1.9	ESP32-S3R8	8MB	16MB	170 × 320	SPI	ST7789	-	√	-	√	-	-	√	40PIN header, compatible with Pico header
ESP32-C6-Touch-LCD-1.9	ESP32-C6FH8	-	8MB	170 × 320	SPI	ST7789	CST816	√	-	√	-	-	√	40PIN header, compatible with Pico header
ESP32-C6-LCD-1.9	ESP32-C6FH8	-	8MB	170 × 320	SPI	ST7789	-	√	-	√	-	-	√	40PIN header, compatible with Pico header
ESP32-S3-Touch-LCD-1.85C	ESP32-S3R8	8MB	16MB	360 × 360	QSPI	ST77916	CST816	-	√	√	√	√	√	I2C, UART, 2×14PIN header (1.27mm pitch)
ESP32-S3-Touch-LCD-1.85C-BOX	ESP32-S3R8	8MB	16MB	360 × 360	QSPI	ST77916	CST816	-	√	√	√	√	√	I2C, UART, 2×14PIN header (1.27mm pitch)
ESP32-S3-Touch-LCD-1.85	ESP32-S3R8	8MB	16MB	360 × 360	QSPI	ST77916	CST816	√	√	√	√	√	√	I2C, UART, GPIO pads
ESP32-S3-LCD-1.85	ESP32-S3R8	8MB	16MB	360 × 360	QSPI	ST77916	-	√	√	√	√	√	√	I2C, UART, GPIO pads
ESP32-S3-Touch-LCD-1.83	ESP32-S3R8	8MB	16MB	240 × 284	SPI	ST7789P	CST816D	√	√	√	√	√	√	Reserved I2C, UART, USB pads
ESP32-C6-Touch-LCD-1.83	ESP32-C6	-	16MB	240 × 284	SPI	ST7789P	CST816D	√	√	√	√	√	√	Reserved I2C, UART, USB pads
ESP32-C6-Touch-LCD-1.69	ESP32-C6	-	16MB	240 × 280	SPI	ST7789V2	CST816T	√	√	-	√	√	√	Reserved USB, I2C, UART, and GPIO pads
ESP32-C6-LCD-1.69	ESP32-C6	-	16MB	240 × 280	SPI	ST7789V2	-	√	√	-	√	√	√	Reserved USB, I2C, UART, and GPIO pads
ESP32-S3-Touch-LCD-1.69	ESP32-S3R8	8MB	16MB	240 × 280	SPI	ST7789	CST816	√	√	-	-	-	√	I2C, UART, GPIO pads
ESP32-S3-LCD-1.69	ESP32-S3R8	8MB	16MB	240 × 280	SPI	ST7789	-	√	√	-	-	-	√	SH1.0 12PIN header
ESP32-S3-LCD-1.54	ESP32-S3R8	8MB	16MB	240 × 240	SPI	ST7789	-	√	-	√	√	√	√	I2C, UART pads
ESP32-S3-Touch-LCD-1.54	ESP32-S3R8	8MB	16MB	240 × 240	SPI	ST7789	CST816	√	-	√	√	√	√	I2C, UART pads
ESP32-S3-Touch-LCD-1.47	ESP32-S3R8	8MB	16MB	172 × 320	SPI	JD9853	AXS5106L	-	-	√	-	-	√	22PIN header
ESP32-S3-LCD-1.47	ESP32-S3R8	8MB	16MB	172 × 320	SPI	ST7789	-	-	-	√	-	-	-	18PIN header
ESP32-S3-LCD-1.47B	ESP32-S3R8	8MB	16MB	172 × 320	SPI	ST7789	-	√	-	√	-	-	√	18PIN header
ESP32-C6-Touch-LCD-1.47	ESP32-C6FH8	-	8MB	172 × 320	SPI	JD9853	AXS5106L	√	-	√	-	-	√	22PIN header
ESP32-C6-LCD-1.47	ESP32-C6FH8	-	8MB	172 × 320	SPI	ST7789	-	-	-	√	-	-	-	18PIN header
ESP32-S3-Touch-LCD-1.46B	ESP32-S3R8	8MB	16MB	412 × 412	QSPI	SPD2010	SPD2010	√	√	√	√	√	√	20pin GPIO header
ESP32-S3-Touch-LCD-1.46	ESP32-S3R8	8MB	16MB	412 × 412	QSPI	SPD2010	SPD2010	√	√	√	√	√	√	20pin GPIO header
ESP32-C6-LCD-1.3	ESP32-C6FH4	-	4MB	240 × 240	SPI	ST7789	-	-	-	-	-	-	√	2.54mm 12PIN header
ESP32-C6-LCD-1.3-M	ESP32-C6FH4	-	4MB	240 × 240	SPI	ST7789	-	-	-	-	-	-	√	2.54mm 12PIN header
ESP32-S3-LCD-1.3	ESP32-S3R8	8MB	16MB	240 × 240	SPI	ST7789	-	√	-	√	-	-	√	2.54mm 16PIN header
ESP32-S3-LCD-1.3-B	ESP32-S3R8	8MB	16MB	240 × 240	SPI	ST7789	-	√	-	√	-	-	√	2.54mm 16PIN header, with case
ESP32-S3-LCD-1.3-C	ESP32-S3R8	8MB	16MB	240 × 240	SPI	ST7789	-	√	-	√	-	-	√	2.54mm 16PIN header, with case and prism cube
ESP32-S3-Touch-LCD-1.28	ESP32-S3R2	2MB	16MB	240 × 240	SPI	GC9A01A	CST816	√	-	-	-	-	√	SH1.0 12PIN header
ESP32-S3-LCD-1.28	ESP32-S3R2	2MB	16MB	240 × 240	SPI	GC9A01A	-	√	-	-	-	-	√	2 × 20PIN header (1.27mm pitch)
ESP32-C3-LCD-0.71	ESP32-C3FH4	-	4MB	160 × 160	SPI	GC9D01	-	-	-	-	-	-	√	12PIN GPIO pads
ESP32-S3-LCD-0.85	ESP32-S3	8MB	8MB	128 × 128	SPI	GC9107	-	-	-	√	√	√	√	I2C, UART pads
ESP32-C6-GEEK	ESP32-C6	-	16MB	240 × 135	SPI	ST7789P3	-	-	-	√	-	-	-	I2C, UART, GPIO
ESP32-S3-GEEK	ESP32-S3R2	2MB	16MB	240 × 135	SPI	ST7789P3	-	-	-	√	-	-	-	I2C, UART, GPIO

Lieferumfang

* the PH1.25 3.7V Lithium Batt. is optional.

1. ESP32-Touch-LCD-3.5 host x1
2. OPTIONAL Lithium Batt. x1

1

2

• Vendor:

  WaveShare

• Tags: Brand_waveshare,  Cat_board,  Cat_communication,  Cat_display,  Cat_iot,  Cat_kit,  Compat_arduino,  Compat_esp32,  Compat_raspberry_pi,  Iface_wifi,  Platform_arduino,  Platform_esp32,  Platform_raspberry_pi,  Sub_bluetooth,  Sub_esp32,  Sub_lcd_spi,  Sub_qspi,  Sub_short_range_wireless,  Topic_ai,  Use_ai_chat