Atmel SAM4L-EK Atmel ATSAM4L-EK ATSAM4L-EK Data Sheet
Product codes
ATSAM4L-EK
1068
42023E–SAM–07/2013
ATSAM4L8/L4/L2
39.7.13
Automated Character Mapping Configuration Register
Name:
ACMCFG
Access Type:
Read/Write
Offset:
0x48
Reset Value:
0x00000000
• DIGN: Digit Number
Defines the number of digit used (must be >1).
• STEPS: Scrolling Steps
Defines the number of steps in scrolling mode. STEPS = string length - DIGN + 1.
• STSEG: Start Segment
Defines the first segment terminal used to write the decoded display.
• TDG: Type of Digit
• DREV: Digit Reverse
0: Digit reverse mode is disabled.
1: Digit reverse mode is enabled.
• MODE: Mode
0: Sequential.
1: Scrolling.
31
30
29
28
27
26
25
24
-
-
-
-
DIGN
23
22
21
20
19
18
17
16
STEPS
15
14
13
12
11
10
9
8
-
-
STSEG
7
6
5
4
3
2
1
0
-
TDG
DREV
MODE
FCS
EN
Table 39-17. Type of Digit
TDG
Digit
00
7-segment with 3 common terminals, COM[2:0]
01
7-segment with 4 common terminals, COM[3:0]
10
14-segment with 4 common terminals, COM[3:0]
11
16-segment with 3 common terminals, COM[2:0]