SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 161

• Manufacturer Part Number: SAM3S4B
• Manufacturer: Atmel Corporation

Specifications of SAM3S4B

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 64 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 23
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 79
• Ext Interrupts: 79
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 10
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1000
• Analog Comparators: 1
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 48
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

10.20.8
• INTID
Interrupt ID of the required SGI, in the range 0-239. For example, a value of b000000011 specifies interrupt IRQ3.
6500C–ATARM–8-Feb-11
31
23
15
7
Software Trigger Interrupt Register
30
22
14
6
Write to the STIR to generate a Software Generated Interrupt (SGI). See the register summary
in
When the USERSETMPEND bit in the SCR is set to 1, unprivileged software can access the
STIR, see
Only privileged software can enable unprivileged access to the STIR.
The bit assignments are:
Table 10-27 on page 151
“System Control Register” on page
29
21
13
5
Reserved
28
20
12
4
for the STIR attributes.
Reserved
Reserved
INTID
27
19
11
3
173.
26
18
10
2
25
17
9
1
SAM3S
INTID
24
16
8
0
161