---
title: "ESP-HMI-5C-CI – DATASHEET"
description: "![ESP-HMI-5C-CI Block Diagram](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Block-Diagram-V2-1024x601.jpg) ## Product Features - ESP32-S3-WROOM32 Module - TFT LCD Display - microSD Card Support - DS3231 RTC with Battery Backup - Ethernet via W5500 - Digital Inputs - Analog Inputs - Transistor Outputs - DIN-Rail mount ##…"
url: "https://norvi.io/docs/datasheet-esp-hmi-5c-ci/"
updated: "2026-05-04"
category: "NORVI ESP32 HMI / ESP32 HMI 5C / ESP-HMI-5C-CI"
---

# ESP-HMI-5C-CI – DATASHEET

![ESP-HMI-5C-CI Block Diagram](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Block-Diagram-V2-1024x601.jpg)

## Product Features

- ESP32-S3-WROOM32 Module
- TFT LCD Display
- microSD Card Support
- DS3231 RTC with Battery Backup
- Ethernet via W5500
- Digital Inputs
- Analog Inputs
- Transistor Outputs
- DIN-Rail mount

## Main

| Range of Product | NORVI HMI Controller |
| --- | --- |
| Product Type | Programmable HMI |
| Certifications | EN 61131-2:2007 EN 61010-1:2010+A1:2019 EN IEC 61010-2-201:2018 2014/30/EU- Electromagnetic Compatibility (EMC) Annex III, Part B, Module C  |
| Rated supply voltage | 12 - 24V DC |
| Communication | RS-485 Ethernet |
| Inputs and Outputs | 4 x Digital Inputs 4 x Analog Inputs 4-20mA 4 x Transistor outputs  |
| Displays and Visual Indicators | LCD Display |

## Complementary

| Product Unified Code | ESP-HMI-5C-CI |
| --- | --- |
| Product Part Numbers  | ESP-HMI-5C-CI |

## Mechanical Properties

| Enclosure | OP-300-B |
| --- | --- |
| Mounting / Installation Method | DIN Mount / Cutout 116 x 163 mm |
| Terminal Type | SCREW TERMINAL |
| Terminal Arrangement | Top and Bottom |
| Length | 179.6 mm |
| Height | 129.6 mm |
| Width | 42.6 mm |

![ESP-HMI-5C-CI Mechanical Properties](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Mechanical-Properties.jpg)

## **Environment**

| IP degree of protection  | IP20 |
| --- | --- |
| Operating altitude  | 0 - 2000 meters |
| Operating Temperature  | - –10 … +85° C (14...185 °F) |
| Storage altitude  | 0 - 3000 meters |
| Shock resistance  | 15 gn for 11ms |
| Resistance to electrostatic discharge  | 4kV on contact 8kV on air |
| Resistance to electromagnetic fields  | 10 V/m (80 MHz ...... 1GHz)  3 V/m (1.4 MHz ...... 2 GHz)  1 V/m (2 MHz ...... 3 GHz) |

## **Electrical Characteristics**

### *Grid Powered Devices*

| Rated Supply Voltage (V) | 24V DC |
| --- | --- |
| Current Consumption (mA) | 100mA |
| Recommended Power Source | 2W |

## **Processing**

| SOC / MCU | ESP32-S3-WROOM32-1-N16R8 |
| --- | --- |
| Flash Memory | 16MB |
| ROM | 384 KB |
| SRAM | 512 KB |
| PSRAM | 8 MB (Octal SPI) |

## **Peripherals**

### **microSD Card support **

| Card Type  | microSD |
| --- | --- |
| Interface  | SPI |
| SD CARD CS  | GPIO46 |
| MISO | GPIO11 |
| MOSI | GPIO13 |
| SCLK  | GPIO12 |
| SD Detect  | NOT CONNECTED |

### **Internal RTC**

| RTC Chip | DS3231 |
| --- | --- |
| Backup Battery Type | CR2032 |
| Interface | I2C |
| I2C Address | 0x68  |
| SCL Pin | GPIO19 |
| SDA Pin | GPIO20 |

### **TFT LED Display**

| Display Driver | ER-TFT050-3 |
| --- | --- |
| Display Size | 5 inch |
| HSYNC | GPIO6 |
| VSYNC | GPIO5 |
| DEN | GPIO4 |
| DCLK | GPIO7 |
| DISP CS | GPIO39 |
| R0 | Connected to GND |
| R1 | Connected to GND |
| R2 | Connected to GND |
| R3 | GPIO1 |
| R4 | GPIO41 |
| R5 | GPIO40 |
| R6 | GPIO38 |
| R7 | GPIO45 |
| G0 | Connected to GND |
| G1 | Connected to GND |
| G2 | GPIO47 |
| G3 | GPIO21 |
| G4 | GPIO14 |
| G5 | GPIO9 |
| G6 | GPIO3 |
| G7 | GPIO3 |
| B0 | Connected to GND |
| B1 | Connected to GND |
| B2 | Connected to GND |
| B3 | GPIO8 |
| B4 | GPIO18 |
| B5 | GPIO17 |
| B6 | GPIO16 |
| B7 | GPIO15 |

## **INPUTS and OUTPUTS**

## **Digital Inputs**

| Number of Digital Inputs | 4 |
| --- | --- |
| Digital Input Polarity | Sink and Source |
| Digital Input Maximum Voltage | 32V DC  |
| Digital Input Minimum Voltage | 18V DC  |
| Maximum Switching Frequency | 1 kHZ |
| IO Connection | Via PCA9538PW SCL - Pin 19 SDA - Pin 20 I2C Address - 0x73 |
| Terminal Arrangement | Digital Input 0 - IO0 Digital Input 1 - IO1 Digital Input 2 - IO2 Digital Input 3 - IO3 ![ESP-HMI-5C-CI Terminal Arrangement Digital Inputs](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Terminal-Arrangement-Digital-Inputs.png) |

## **Analog Inputs**

| Number of Analog Inputs | 4 |
| --- | --- |
| Analog Input Measurement Range | 4-20mA |
| Analog Input Maximum Voltage | 38V DC |
| Analog to Digital Converter (ADC) | ADS1115 |
| Analog to Digital Converter (ADC) Communication | Via PCA9538PW SCL - Pin 19 SDA - Pin 20 I2C Address - 0x73 |
| Analog to Digital Converter (ADC) Address | 0x49 |
| Terminal Arrangement | A0: Analog Input 0 - ADS1115 - 0x49 - AIN0 A1: Analog Input 1 - ADS1115 - 0x49 - AIN1 A2: Analog Input 2 - ADS1115 - 0x49 - AIN2 A3: Analog Input 3 - ADS1115 - 0x49 - AIN3 ![ESP-HMI-5C-CI Terminal Arrangement Analog Inputs](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Terminal-Arrangement-Analog-Inputs.png) |

## **Transistor Outputs**

| Number of Transistor Outputs | 4 |
| --- | --- |
| Transistor Output Type | OPEN COLLECTOR |
| Maximum Sink/Source Current (mA) | 100mA  |
| Maximum Applicable Voltage | 40V  DC  |
| Maximum Switching Frequency | 1 kHz |
| IO Connection | Via PCA9538PW SCL - Pin 19 SDA - Pin 20 I2C Address - 0x73 |
| Terminal Arrangement | TR01 - IO4   TR02 - IO5   TR03 - IO6   TR04 - IO7 ![ESP-HMI-5C-CI Terminal Arrangement Transistor Outputs](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Terminal-Arrangement-Transistor-Outputs.png) |

## **Communication Channels**

### **RS-485 Communication**

| Communication Mode | FULL-DUPLEX |
| --- | --- |
| Transceiver | SP490CN-L |
| Unit Load | 1 |
| TX Pin | GPIO2 |
| RX Pin | GPIO48 |
| Terminal Arrangement | ![ESP-HMI-5C-CI Terminal Arrangement RS-485 Communication](https://norvi.io/wp-content/uploads/2024/09/ESP-HMI-5C-CI-Terminal-Arrangement-RS-485-Communication.png) |

### **Ethernet SPI - W5500**

| Transceiver | W5500 |
| --- | --- |
| Speed | 10BaseT/100BaseTX |
| Supports Auto Negotiation | Yes |
| TX/RX Buffer Size | Internal 32 Kbytes Memory |
| Supported Hardwired TCP/IP Protocols | TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE |
| Number of Simultaneous independent sockets | 8 |
| SCSn | GPIO10 |
| MISO | GPIO11 |
| MOSI | GPIO13 |
| SCLK | GPIO12 |

## **GPIO Map**

| **GPIO** | **Description** | **Usage** |
| --- | --- | --- |
| 0 | outputs PWM signal at boot | NRST |
| 1 | DISPLAY | R3 |
| 2 | RS 485 | TX |
| 3 | DISPLAY | G6, G7 |
| 4 | DISPLAY | EN |
| 5 | DISPLAY | VSYNC |
| 6 | DISPLAY | HSYNE |
| 7 | DISPLAY | CLK |
| 8 | DISPLAY | B3 |
| 9 | DISPLAY | G5 |
| 10 | ETHERNET | SCSN |
| 11 | ETHERNET/SD Card/DISPLAY TOUCH | MISO |
| 12 | ETHERNET/SD Card/DISPLAY TOUCH | SCLK |
| 13 | ETHERNET/SD Card/DISPLAY TOUCH | MOSI |
| 14 | DISPLAY | G4 |
| 15 | DISPLAY | B7 |
| 16 | DISPLAY | B6 |
| 17 | DISPLAY | B5 |
| 18 | DISPLAY | B4 |
| 19 | USB to Serial/RTC | SCL |
| 20 | USB to Serial/RTC | SDA |
| 21 | DISPLAY | G3 |
| 35 |  |  |
| 36 |  |  |
| 37 |  |  |
| 38 | DISPLAY | R6 |
| 39 | DISPLAY TOUCH | CS |
| 40 | DISPLAY | R5 |
| 41 | DISPLAY | R4 |
| 42 | DISPLAY TOUCH | IRQ |
| 45 | DISPLAY | R7 |
| 46 | SD Card | SC_CS |
| 47 | DISPLAY | G2 |
| 48 | RS 485 | RX |

## **IO Expander**

| ****PCA9538PW PIN**** | **Connection** |
| --- | --- |
| 1 - A0 | Pulled up to 3.3V |
| 2 - A1 | Pulled up to 3.3V |
| 3 - RESET | Pulled up to 3.3V |
| 4 - IO0 | Digital Input 1 |
| 5 - IO1 | Digital Input 2 |
| 6 - IO2 | Digital Input 3 |
| 7 - IO3 | Digital Input 4 |
| 8 - VSS | GND |
| 9 - IO4 | Transistor Output 1 |
| 10 - IO5 | Transistor Output 2 |
| 11 - IO6 | Transistor Output 3 |
| 12 - IO7 | Transistor Output 4 |
| 13 - INT | Pulled up to 3.3V |
| 14 - SCL | SCL |
| 15 - SDA | SDA |
| 16 - VDD | 3.3V |