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1602 A instructions

 
 
 
 
 
 
 

1602 A instructions 

 

LCD USER manual 

 

 

Содержание 1602A

Страница 1: ...1602 A instructions 1602 A instructions LCD USER manual ...

Страница 2: ...Directory Summarize Shape dimension Module mainly hardware description The external interface module Command instructions Ceading and writing operation sequence Software initialization ...

Страница 3: ... symbols pin pin that Numbers symbols that Numbers symbols Pin that Numbers symbols Pin that 1 VSS To power 9 D2 data 2 VDD power positive 10 D3 data 3 VL Liquid crystal display bias 11 D4 data 4 RS Data command options 12 D5 data 5 R W Read write choice 13 D6 data 6 E By using the signal 14 D7 data 7 D0 data 15 BLA Backlighting power positive 8 D1 data 16 BLK Backlighting power negative ...

Страница 4: ...reading and writing high electric usually are read operation low electricityatordinarytimesforwriteoperation WhentheRSand the R W common For low electricity can be written instructions at ordinary times or displays address when RS for lowlevelR Whighpowerforatordinarytimes canreadbusy signal and when RS for high level R W for low electricitydata can be written at ordinarytimes 6 feet E end to make...

Страница 5: ...de 0 0 0 0 0 0 0 1 I D S 4 Display the on off control 0 0 0 0 0 0 1 D C B 5 The cursor or character shift 0 0 0 0 0 1 S C R L 6 Buy function 0 0 0 0 1 DL N F 7 Buy character CunZhuQi address happens 0 0 0 1 Characters CunZhuQi address happens 8 Buy data CunZhuQi 0 0 1 Display the data CunZhuQi address 9 Read busy symbols or address 0 1 BF Counter address 10 Write count to CFRAM or DDRAM 1 0 To wri...

Страница 6: ...evel said the cursor low level said no cursor B whether to control a cursor flashing High level flashing low level do not twinkle Command 5 the cursor or display shift S C high electricity at ordinary times of mobile displays text low electric usually move the cursor Command 6 function setting command DL high electricity at ordinary times for four bus low electricity at ordinary times for eight bu...

Страница 7: ...d standard word stock list Liquid crystal display module is a slow display device so in the execution eachinstruction before must affirm module mark is busy low electricity Flat saidwerenotbusy otherwisethisinstructionfailure Todisplaycharacter before display character input address also is tell module in Where display character ...

Страница 8: ...equestwhenthetop bits D7 constant for high level 1 so Theactualwritingdatashouldbe01000000B 40H 10000000B 80H 11000000 B C0H IntheLCDmoduleintheinitializationoffirstsetitsdisplaymode inLCDmodule display characters is automatic when the cursor move to the right Without human intervention Every time before you judge input instructions LCD module are in favor of the state 1602 LCD module of the inter...

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