SAM9RL64 Atmel Corporation, SAM9RL64 Datasheet - Page 257
SAM9RL64
Manufacturer Part Number
SAM9RL64
Description
Manufacturer
Atmel Corporation
Datasheets
1.M40800.pdf
(284 pages)
2.SAM9260.pdf
(290 pages)
3.SAM9261.pdf
(248 pages)
4.SAM9R64.pdf
(903 pages)
5.SAM9R64.pdf
(52 pages)
Specifications of SAM9RL64
Flash (kbytes)
0 Kbytes
Pin Count
217
Max. Operating Frequency
240 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
118
Ext Interrupts
118
Usb Transceiver
1
Usb Speed
Hi-Speed
Usb Interface
Device
Spi
1
Twi (i2c)
2
Uart
5
Ssc
2
Sd / Emmc
1
Graphic Lcd
Yes
Video Decoder
No
Camera Interface
No
Adc Channels
6
Adc Resolution (bits)
10
Adc Speed (ksps)
220
Resistive Touch Screen
Yes
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
64
Self Program Memory
NO
External Bus Interface
1
Dram Memory
sdram
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
1.08 to 1.32
Fpu
No
Mpu / Mmu
No / Yes
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
- M40800 PDF datasheet
- SAM9260 PDF datasheet #2
- SAM9261 PDF datasheet #3
- SAM9R64 PDF datasheet #4
- SAM9R64 PDF datasheet #5
- Current page: 257 of 903
- Download datasheet (13Mb)
26.4.4
Name:
Address:
Access:
• RCEN: Internal RC
0: RC is disabled
1: RC is enabled
• OSC32EN: 32768 Hz oscillator
0: 32768Hz oscillator is disabled
1: 32768Hz oscillator is enabled
• OSC32BYP: 32768Hz oscillator bypass
0: 32768Hz oscillator is not bypassed
1: 32768Hz oscillator is bypassed, accept an external slow clock on XIN32
• OSCSEL: Slow clock selector
0: Slow clock is internal RC
1: Slow clock is 32768 Hz oscillator
6289D–ATARM–3-Oct-11
31
23
15
–
–
–
7
–
Slow Clock Configuration Register
0xFFFFFD50
Read-write
SCKCR
30
22
14
–
–
–
6
–
• Wait internal RC Startup Time for clock stabilization (software loop).
• Switch from 32768 Hz oscillator to internal RC by setting the bit OSCSEL to 0.
• Wait 5 slow clock cycles for internal resynchronization.
• Disable the 32768 Hz oscillator by setting the bit OSC32EN to 0.
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
OSCSEL
27
19
11
–
–
–
3
OSC32BYP
AT91SAM9R64/RL64
26
18
10
–
–
–
2
OSC32EN
25
17
–
–
9
–
1
RCEN
24
16
–
–
8
–
0
257
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