Jhd-2x16-i2c Proteus Now

The JHD-2x16-I2C is a 16-character by 2-line alphanumeric LCD module equipped with a PCF8574 I2C backpack. This backpack converts the standard 16-pin parallel interface of the HD44780 controller into a simple two-wire I2C interface (SDA, SCL), significantly reducing the number of GPIO pins required from a microcontroller.

In the Proteus Design Suite, there is no direct component labeled strictly "JHD-2x16-I2C". Instead, simulation is achieved by combining a standard LM016L (or similar HD44780-compatible 16x2 LCD) with a PCF8574 I/O expander. This paper provides a comprehensive guide to simulating this setup. jhd-2x16-i2c proteus

Example address setting (binary):

A2 A1 A0  →  Device Address (7-bit)
0  0  0     0x20 (010 0000)
0  0  1     0x21
...

The JHD-2x16-I2C is a 16x2 character LCD with an onboard I2C (PCF8574) backpack. It significantly reduces the number of MCU pins required from 6 (or more) down to just 2: SDA and SCL. The JHD-2x16-I2C is a 16-character by 2-line alphanumeric

In Proteus 8 Professional or later, you can simulate this exact model without building physical hardware. The JHD-2x16-I2C is a 16x2 character LCD with