AT91SAM9RL64_14 Datasheet, PDF (842/903 Pages) ATMEL Corporation – Multi-layer AHB Bus Matrix for Large Bandwidth Transfers

AT91SAM9R64/RL64
43.10.3 TSADCC Trigger Register
Register Name:
TSADCC_TRGR
Access Type:
Read/Write
31
30
29
23
22
21
15
14
13
–
–
–
7
6
5
–
–
–
• TRGMOD: Trigger Mode
28
27
TRGPER
20
19
TRGPER
12
11
–
–
4
3
–
–
26
25
24
18
17
16
10
9
8
–
–
–
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)
1
0
1
Periodic Trigger (TRGPER shall be initiated appropriately)
1
1
0
Continuous Mode
1
1
1
Reserved
• 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
6289D–ATARM–3-Oct-11
842