pcf8535 NXP Semiconductors, pcf8535 Datasheet - Page 19

• Manufacturer Part Number: pcf8535
• Description: 65 X 133 Pixel Matrix Driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7.15.1.4
It is also possible to write data from right to left, instead of
from the normal left to right, still going top to bottom. In the
mirrored horizontal addressing mode the X counter will
auto-decrement from 4 to 0, clear the XM
2001 Nov 07
handbook, full pagewidth
65
Fig.11 Sequence of writing data bytes into the RAM with mirrored horizontal addressing (V = 0 and MX = 1).
byte number
byte order for
icon data
133 pixel matrix driver
Horizontal addressing mirrored
icon data
0
, then count
XM 0 = 0
19
X address
127 to 0 before wrapping around to 4 and setting the XM
bit (see Fig.11). On each wrap-over, the Y counter will
increment. The last address accessible is Y = 7,
X = 4 and XM
around to Y = 0, X = 0 and XM
.. ..
0
.. ..
= 0; after this access the counter will wrap
0
= 0.
XM 0 = 1
Product specification
PCF8535
0
1
2
3
4
5
6
7
8
MGS678
0