參數(shù)資料
型號(hào): 933964630112
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅(qū)動(dòng)器
英文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO56
封裝: PLASTIC, VSOP-56
文件頁(yè)數(shù): 11/43頁(yè)
文件大?。?/td> 327K
代理商: 933964630112
1997 Apr 01
19
Philips Semiconductors
Product specication
LCD column driver for dot matrix graphic
displays
PCF8579
Table 3 Denition of PCF8578/PCF8579 commands
COMMAND
OPCODE
OPTIONS
DESCRIPTION
SET MODE
C
1
0
T
E1
E0
M1 M0 see Table 4
denes LCD drive mode
see Table 5
denes display status
see Table 6
denes system type
SET START BANK
C
11111B1
B0
see Table 7
denes pointer to RAM bank
corresponding to the top of the LCD;
useful for scrolling, pseudo motion and
background preparation of new display
DEVICE SELECT
C
110A3
A2
A1
A0
see Table 8
four bits of immediate data, bits
A0 to A3, are transferred to the
subaddress counter to dene one of
sixteen hardware subaddresses
RAM ACCESS
C
111G1 G0 Y1
Y0
see Table 9
denes the auto-increment behaviour of
the address for RAM access
see Table 10 two bits of immediate data, bits Y0 to Y1,
are transferred to the X-address pointer
to dene one of forty display RAM
columns
LOAD X-ADDRESS C
0
X5
X4
X3
X2
X1
X0
see Table 11 six bits of immediate data, bits X0 to X5,
are transferred to the X-address pointer
to dene one of forty display RAM
columns
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