ATEVK1104 Atmel, ATEVK1104 Datasheet - Page 75

• Manufacturer Part Number: ATEVK1104
• Description: KIT DEV/EVAL FOR AVR32 AT32UC3A
• Manufacturer: Atmel
• Series: AVR®32r
• Type: MCUr

Specifications of ATEVK1104

• Contents: Evaluation Board, Software and Documentation
• Processor To Be Evaluated: AT32UC3A3
• Data Bus Width: 32 bit
• Interface Type: USB, SPI, USART
• Silicon Manufacturer: Atmel
• Core Architecture: AVR
• Core Sub-architecture: AVR UC3
• Silicon Core Number: AT32UC3A3256
• Silicon Family Name: AVR
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT32UC3A3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

13.6.6
Register name
Register access
Note: This register is only reset by Power-On Reset
•
•
Choose between crystal, or external clock
•
Select startup time for 32 KHz oscillator
Table 13-8.
32058J–AVR32–04/11
STARTUP
OSC32EN: Enable the 32 KHz oscillator
MODE: Oscillator Mode
STARTUP: Oscillator Startup Time
31
23
15
0
1
2
3
4
5
6
7
7
-
-
-
-
0: 32 KHz Oscillator is disabled
1: 32 KHz Oscillator is enabled
0: External clock connected on XIN32, XOUT32 can be used as a I/O (no crystal)
1: Crystal is connected to XIN32/XOUT32
2 to 7: reserved
PM 32 KHz Oscillator Control Register
Startup time for 32 KHz oscillator
Number of RC oscillator
clock cycle
0
128
8192
16384
65536
131072
262144
524288
30
22
14
6
-
-
-
-
29
21
13
5
-
-
-
-
OSCCTRL32
Read/Write
Approximative Equivalent time
(RCOsc = 115 kHz)
0
1.1 ms
72.3 ms
143 ms
570 ms
1.1 s
2.3 s
4.6 s
28
20
12
4
-
-
-
-
27
19
11
3
-
-
-
-
26
18
10
2
-
-
STARTUP
MODE
25
17
9
1
-
-
AT32UC3A
OSC32EN
24
16
8
0
-
75