LCD1604 Blue Backlight Display Module

Specifications:

• Display Type: 16 characters x 4 lines
• Backlight: Blue backlight with white text
• Controller: HD44780 or compatible
• Interface: Parallel interface (typically 4-bit or 8-bit)
• Operating Voltage: 4.7V to 5.3V (typical 5V)
• Backlight Voltage: 5V (typical)
• Current Consumption: 2mA (without backlight), 60mA (with backlight)
• Character Size: 2.95 x 4.75 mm
• Module Size: 87 x 60 mm
• Viewing Area: 61 x 16 mm
• Character Resolution: 5×8 dot matrix
• Temperature Range:
  • Operating: 0°C to +50°C
  • Storage: -20°C to +70°C

Pin Configuration:

• VSS (Pin 1): Ground
• VDD (Pin 2): Power supply (5V)
• VO (Pin 3): Contrast adjustment (connect to potentiometer)
• RS (Pin 4): Register Select
• RW (Pin 5): Read/Write selection
• E (Pin 6): Enable signal
• D0-D7 (Pins 7-14): Data lines (for 8-bit mode)
• A (Pin 15): Anode for backlight (+)
• K (Pin 16): Cathode for backlight (-)

Features:

• Viewing Angle: Wide viewing angle with high-contrast blue backlight
• Backlight Control: Can be turned on/off independently via software or external control
• Contrast Control: Adjustable via potentiometer connected to VO pin
• Custom Character Support: Supports creating and displaying custom characters
• Reliability: Long operating life, stable and reliable performance
• Compatibility: Compatible with most microcontrollers (Arduino, Raspberry Pi, etc.)
• Programming Libraries: Available for Arduino, AVR, STM32, ESP8266, etc.