3. Special Characters
3.1.Create a Custom Dec
Character Hex
ASCII
254 78 ID Data
FE 4E ID Data
■ N ID Data
Creates a custom character. Each character is divided into 8 rows of 5 pixels, each data byte represents one row. Each
byte is padded by three zero bits followed by five bits representing each pixel state. A one represents an on condition
while a zero is off. Characters are lost when a new memory bank is loaded, unless they are saved.
ID
1 byte, character ID 0-7
Data 8 bytes, character pixel data as shown below
Data1 000 p1 p2 p3 p4 p5 0000 1 000 8
Data2 000 p1 p2 p3 p4 p5 000 1 0 1 00 20
Data3 000 p1 p2 p3 p4 p5 0000 1 000 8
Data4 000 p1 p2 p3 p4 p5 000000 11 3
Data5 000 p1 p2 p3 p4 p5 00000 1 00 4
Data6 000 p1 p2 p3 p4 p5 00000 1 00 4
Data7 000 p1 p2 p3 p4 p5 000000 11 3
Data8 000 p1 p2 p3 p4 p5 00000000 0
3.2.Save Custom Dec
Characters Hex
254 193 Bank ID Data
FE C1 Bank ID Data
Provides access to all memory banks to create and save custom characters, graph bars, and large digits. Any new
characters saved will overwrite the old, so care should be taken when writing to any bar or digit memory bank. Bank
structure is shown below.
Bank 1 byte, memory bank ID (0-4)
ID
1 byte, character ID (0-7)
Data 8 bytes, character pixel data
0 Start-up Characters 1 Horizontal Bars 2 Vertical Bars 3 Medium Digits 4 Large Digits
21
相关PDF资料
DD24W7P343A40LF CONN DSUB PLUG 24W7 T/H GOLD
DD24W7PA00LF CONN DSUB PLUG 24W7 SLD CUP GOLD
DD24W7S300A00LF CONN DSUB RCPT 24W7 T/H GOLD
DD24W7SA00LF CONN DSUB RCPT 24W7 SLD CUP GOLD
DD36W4PA00LF CONN DSUB PLUG 36W4 SLD CUP GOLD
DD36W4SA00LF CONN DSUB RCPT 36W4 SLD CUP GOLD
DD50S365TLF CONN DSUB RCPT 50POS T/H GOLD
DD50S565MTLF CONN DSUB RCPT 50POS T/H RA GOLD
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