PCF8558 데이터 시트보기 (PDF) - Philips Electronics
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PCF8558 Datasheet PDF : 24 Pages
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Philips Semiconductors
Universal LCD driver for small graphic
panels
Objective specification
PCF8558
ADDRESSING
The data is downloaded into the matrix of the PCF8558 as indicated in Figs 4 and 5.
The display RAM has a matrix of 40 by 101 bits (5 by 101 bytes). The columns are addressed by the address pointer.
After writing one byte the pointer is set to the next byte. Control of address increment, horizontal or vertical, is by bit V in
the command byte.
handbookL, SfuBll pagewidth
MSB
address 2
address 1
address 0
display line 0 to 7
display line 8 to 15
display line 16 to 23
display line 24 to 31
display line 32 to 39
X
address 98
address 99
address 100
000
001
010 Y address
011
100
MGG561
DATA STRUCTURE
Fig.4 RAM format, addressing.
handbook, full pagewidth 0 5
16
27
38
49
a. Order of writing data bytes into RAM (V = 1).
0 1 2 ...
101 102 103 . . .
202 203 204 . . .
303 304 305 . . .
404 405 406 . . .
MGG562
b. Order of writing data bytes into RAM (V = 0).
1998 Apr 07
Fig.5 Order of writing data bytes into RAM.
8
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