Features / Specs Manufacturer: Shenzhen Jingcai Intelligent Co., Ltd (GUITION) Model Number: JC4827W543N_I Main Module: Espressif ESP32-S3-WROOM-1 (N4R8) (Xtensa® 32-bit LX7 Dual-Core Processor, Up to 240MHz) Flash Memory: QSPI 4MB ROM: 384kB SRAM: 512kB SRAM in RTC: 16kB PSRAM: 8MB Quad SPI In-Package Antenna Type: Onboard PCB Antenna / Male IPEX MHF-I Socket For External Antenna Display Type: TFT LCD Panel Type: IPS Glass Panel Display Size: 4.3 Inch Display Colour: 16-Bit RGB 65K Colour Display Resolution: 480 x 272 Pixels Effective Display Area: 95.04mm x 53.86mm Display Driver Chip: ST3401A Display Touch Functionality: No Touch USB to UART Interface IC: None USB Connector Type: Female USB Type-C Socket Supply Voltage: 5VDC (USB Type-C Connector; P1 Connector) / Li-Ion Battery (P6 / BAT Connector) Operating Voltage: 3.3VDC Operating Current (Average): ~260mA Connector Specs: P1 = GH 1.25mm 4P / P2 = GH 1.25mm 4P / P3 = GH 1.25mm 4P / P4 = GH 1.25mm 4P / P5 = SH 1.0mm 4P / P6 (BAT) = GH 1.25mm 2P / P7 (Speak) = GH 1.25mm 2P Notable Features: TF Card Slot / Lithium Battery Onboard Management (Charge and Discharge) / Speaker Interface With Onboard Amplifier / BOOT and RESET Buttons / Up to 10 IO Connections Available Operating Temperature Range: ~(-20°C to 70°C) Dimensions: ~(120mm x 70.2mm x 9.5mm) Mounting Hole Diameter: ~3.2mm WiFi Protocols: 802.11 b/g/n (1T1R mode with data rate up to 150 Mbps) Frequency Band: 2.4GHz (Supports 20MHz and 40Mhz Bandwidth) Wireless Network Modes: Station / SoftAP / SoftAP Station Hardware Features: 45x Programmable GPIO’s / 4x SPI / 1x LCD Interface / 1x DVP Camera Interface / 3x UART / 2x I2C / 2x I2S / 1x RMT (TX; RX) / etc WiFi Security: Secure Boot / Flash Encryption / 4k-bit OTP, up to 1792 bits for users / Cryptographic Hardware Acceleration Bluetooth Protocols: Bluetooth LE – Bluetooth 5, Bluetooth Mesh Bluetooth Power: Up to 20dBm Bluetooth Speeds: 125kbps / 500kbps / 1MBps / 2MBps Bluetooth Advertising Features: Advertising Extensions / Multiple Advertising Sets Bluetooth Other Features: Internal co-existence mechanism allowing WiFi and Bluetooth to share a single antenna Resources Shenzhen Jingcai Intelligent JC4827W543N_I Product Spec Shenzhen Jingcai Intelligent JC4827W543N_I Resources Pack (114MB) Espressif ESP32-S3-WROOM-1 Datasheet v1.3 JC4827W543 ESP32-S3 Tutorial





