Lcd summary VI XỬ LÝ

The Concise LCD Data Sheet The Concise LCD Data Sheet http //www senet com au/~cpeacock Instruction RS RW D7 D6 D5 D4 D3 D2 D1 D0 Description Clocks NOP 0 0 0 0 0 0 0 0 0 0 No Operation 0 Clear Displa[.]

The Concise LCD Data Sheet http://www.senet.com.au/~cpeacock Instruction NOP Clear Display Cursor Home RS RW D7 D6 D5 D4 D3 D2 D1 D0 Description 0 0 0 0 0 No Operation 0 0 0 0 Clears display & sets address counter to zero 0 0 0 0 Sets address counter to zero, returns shifted display to original position DDRAM contents remains unchanged Entry Mode Set 0 0 0 I/D S Sets cursor move direction, and specifies automatic shift Display Control 0 0 0 D C B Turns display (D), cursor on/off (C) or cursor blinking(B) Cursor/display shift 0 0 S/C R/L 0 Moves cursor and shift display DDRAM contents remains unchanged Function Set 0 0 DL N M G Sets interface data width(DL), number of display lines (N,M) and voltage generator control (G) Set CGRAM Addr 0 Character Generator RAM Sets CGRAM Address Set DDRAM Addr 0 Display Data RAM Address Sets DDRAM Address Busy Flag & Addr BF Address Counter Reads Busy Flag & Address Counter Read Data Read Data Reads data from CGRAM or DDRAM Write Data 1 Write Data Writes data from CGRAM or DDRAM Clocks 165 3 3 3 3 Write Cycle RS tas tah R/W tw tf Enable tds tr th Valid Data Data tc (2) Parameter Enable Cycle Time Enable Pulse Width (High) Enable Rise/Fall Time Address Setup Time Address Hold Time Data Setup Time Data Hold Time Symbol tc tw tr,tf tas tah tds th Min (1) 500 Typ (1) - Max (1) - Unit ns 230 - - ns - - 20 ns 40 - - ns 10 - - ns 80 - 10 - ns - ns Note The above specifications are a indication only Timing will vary from manufacturer to manufacturer Note A line by 16 Character LCD Module is Pictured Data will work on most line x 16 character, line x 20 character, line x 16 character, line x 20 character, lines x 20 character, lines x 40 character etc modules compatible with the HD44780 LCD Module Pin No 10 11 12 13 14 Name Vss Vdd Vo RS R/W E D0 D1 D2 D3 D4 D5 D6 D7 I/O Power Power Analog Input Input Input I/O I/O I/O I/O I/O I/O I/O I/O Description GND +5v Contrast Control Register Select Read/Write Enable (Strobe) Data LSB Data Data Data Data Data Data Data MSB