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[7]?
?
Table?of?Commands?
?
Prefix?
Command?
Parameter?
Description?
Execution?time?
‐? ‐?
1?Byte?
Display?Character?Write?(0x00?~?0xFF)?
100uS?
0xFE?
0x41?
None?
Display?on?
100uS?
0xFE?
0x42?
None?
Display?off?
100uS?
0xFE?
0x45?
1?Byte?
Set?cursor?
100uS?
0xFE?
0x46?
None?
Cursor?home?
1.5mS?
0xFE?
0x47?
None?
Underline?cursor?on??
1.5mS?
0xFE?
0x48?
None?
Underline?cursor?off??
1.5mS?
0xFE?
0x49?
None?
Move?cursor?left?one?place??
100uS?
0xFE?
0x4A?
None?
Move?cursor?right?one?place??
100uS?
0xFE?
0x4B?
None?
Blinking?cursor?on??
100uS?
0xFE?
0x4C?
None?
Blinking?cursor?off??
100uS?
0xFE?
0x4E?
None?
Backspace??
100uS?
0xFE?
0x51?
None?
Clear?screen??
1.5mS?
0xFE?
0x52?
1?Byte?
Set?contrast???
500uS?
0xFE?
0x53?
1?Byte?
Set?backlight?brightness??
100uS?
0xFE?
0x54?
9?Byte?
Load?custom?character??
200uS?
0xFE?
0x55?
None?
Move?display?one?place?to?the?left??
100uS?
0xFE?
0x56?
None?
Move?display?one?place?to?the?right???
100uS?
0xFE?
0x61?
1?Byte?
Change?RS‐232?BAUD?rate??
3mS?
0xFE?
0x62?
1?Byte?
Change?I2C?address??
3mS?
0xFE?
0x70?
None?
Display?firmware?version?number???
4mS?
0xFE?
0x71?
None?
Display?RS‐232?BAUD?rate??
10mS?
0xFE?
0x72?
None?
Display?I2C?address???
4mS?
?
?
?
?
?
Changing?the?I2C?Slave?Address?
Syntax??
hexadecimal?
0xFE?
0x62?
[addr]?
??????????????????????
Parameter?
Parameter?
Length??
Description?????
? ????????
[addr]??
1?byte??
New?I2C?address,?0x00?–?0xFE?
??????The?LSB?is?always?‘0’.?
?
Description?
This?command?sets?the?I2C?address.?The?address?must?be?an?even?number?(LSB?=?0).??The?
address?change?requires?20?microseconds?to?take?effect;?therefore,?the?subsequent?input?
must?have?an?appropriate?delay.??The?default?I2C?address?can?be?restored?if?SPI?or?RS‐232?
is?selected?as?the?communication?mode.?
Default:?0x50?
?
?
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