Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
915
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
40.11.3
TSADCC Trigger Register
Name:
TSADCC_TRGR
Address:
0xFFFB0008
Access:
Read/Write
• TRGMOD: Trigger Mode
• TRGPER: Trigger Period
Effective only if TRGMOD defines a Periodic Trigger
Defines the periodic trigger period, with the following equations:
Trigger Period = (TRGPER+1) /ADCCLK
31
30
29
28
27
26
25
24
TRGPER
23
22
21
20
19
18
17
16
TRGPER
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
–
TRGMOD
TRGMOD
Selected Trigger Mode
0
0
0
No trigger, only software trigger can start conversions
0
0
1
External Trigger Rising Edge
0
1
0
External Trigger Falling Edge
0
1
1
External Trigger Any Edge
1
0
0
Pen Detect Trigger (shall be selected only if PENDET is set and TSAMOD = Touch
Screen only mode)
Screen only mode)
1
0
1
Periodic Trigger (TRGPER shall be initiated appropriately)
1
1
0
Continuous Mode
1
1
1
Reserved