STFPC320 STMicroelectronics, STFPC320 Datasheet - Page 44

• Manufacturer Part Number: STFPC320
• Description: Front Panel Controller/driver With Standby Power Management And Real-time Clock
• Manufacturer: STMicroelectronics

Normal display memory locations
12
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Normal display memory locations
Table 11.
Only the lower 4 bits of the addresses assigned to Seg
4 bits are ignored.
Note that the common grid/segment outputs are grid-based. The grid has to be enabled
before any segments can be turned on. If data is written for a segment before enabling the
respective grid, nothing is present on the display.
b
Seg
7
Higher 4 bits
1C HL
2B HL
2E HL
3A HL
3D HL
XX H
10 HL
13 HL
16 HL
19 HL
1F HL
22 HL
25 HL
28 HL
31 HL
34 HL
37 HL
1
L
b
Display RAM address and display mode
Seg
4
b
4
3
Lower 4 bits
1C HU
3D HU
1F HU
2B HU
2E HU
3A HU
XX H
10 HU
13 HU
16 HU
19 HU
22 HU
25 HU
28 HU
31 HU
34 HU
37 HU
Seg
U
b
8
0
1A HL
1D HL
2C HL
3B HL
3E HL
11 HL
14 HL
17 HL
20 HL
23 HL
26 HL
29 HL
2F HL
32 HL
35 HL
38 HL
Seg
12
1D HU
2C HU
1A HU
2F HU
3B HU
3E HU
11 HU
14 HU
17 HU
20 HU
23 HU
26 HU
29 HU
32 HU
35 HU
38 HU
17
Seg
through Seg
16
1B HL
1E HL
2A HL
2D HL
3C HL
12 HL
15 HL
18 HL
21 HL
24 HL
27 HL
30 HL
33 HL
36 HL
39 HL
3F HL
20
Seg
are valid, the higher
20
STFPC320
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
DIG
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9