RCM2090R

Liquid crystal displays 16 characters 2 lines COG module RCM2090R The RCM2090R is a reflective TN type liquid crystal module with a built-in controller / driver LSI and a display capacity of 16 characters 2 lines. FApplications Printers, copiers, facsimiles, etc. FFeatures 1) Wide viewing angle and high contrast. 2) 5 7 dot character matrix with cursor. 3) Interfaces with 4-bit MPUs. 4) Displays up to 237 characters and special symbols 5) Custom character patterns are displayed with the character RAM. FExternal dimensions (Units: mm) 6) Abundant instruction set including clear display, cursor on / off, and character blinking. 7) Compact and lightweight for easy assembly to the host instrument. 8) Operable on single 5V power supply. 9) Low power consumption. 21 Liquid crystal displays FBlock diagram RCM2090R FPin assignments FPower supply example FAbsolute maximum ratings (Ta = 25_C) 22 Liquid crystal displays FElectrical characteristics (VDD = 5.0V±0.25 V, Ta = 25_C) RCM2090R FOptical characteristics (Ta = 25_C) When viewing from below 23 Liquid crystal displays FPin functions RCM2090R FTiming chart (1) Writing 24 Liquid crystal displays (2) Reading RCM2090R 25 Liquid crystal displays FInstructions RCM2090R (Example 1) When fosc = 270kHz 40µs 250 270 = 37µs 26 Liquid crystal displays FCharacter code and corresponding character pattern RCM2090R 27 Liquid crystal displays RCM2090R FReset function When you turn on the power supply, the module automa...