PCF8578HT View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
PCF8578HT Datasheet PDF : 46 Pages
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NXP Semiconductors
PCF8578
LCD row/column driver for dot matrix graphic displays
Table 12. Set-start-bank - command bit description
Bit
Symbol
Value
Description
7
C
0, 1
see Table 10
6 to 2 -
11111
fixed value
1, 0
B[1:0]
start bank pointer (see Figure 20)[1]
00
bank 0
01
bank 1
10
bank 2
11
bank 3
[1] Useful for scrolling, pseudo-motion and background preparation of new display content.
Table 13. Device-select - command bit description
Bit
Symbol
Value
Description
7
C
0, 1
see Table 10
6 to 4 -
110
fixed value
3 to 0 A[3:0]
0 to 15[1]
hardware subaddress;
4 bit binary value; transferred to the subaddress
counter to define one of sixteen hardware
subaddresses
[1] Values shown in decimal.
Table 14. RAM-access - command bit description
Bit
Symbol
Value
Description
7
C
0, 1
see Table 10
6 to 4 -
111
fixed value
3, 2
G[1:0]
RAM access mode;
defines the auto-increment behavior of the
address for RAM access (see Figure 18)
00
character
01
half-graphic
10
full-graphic
11
not allowed[1]
1, 0
Y[1:0]
0 to 3[2]
RAM row address;
two bits of immediate data, transferred to the
Y-address pointer to define one of four display
RAM rows (see Figure 17)
[1] See operation code for set-start-bank in Table 12.
[2] Values shown in decimal.
PCF8578_6
Product data sheet
Rev. 06 — 5 May 2009
© NXP B.V. 2009. All rights reserved.
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