ATxmega64B3 Atmel Corporation, ATxmega64B3 Datasheet - Page 349
ATxmega64B3
Manufacturer Part Number
ATxmega64B3
Description
Manufacturer
Atmel Corporation
Specifications of ATxmega64B3
Flash (kbytes)
64 Kbytes
Pin Count
64
Max. Operating Frequency
32 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
36
Ext Interrupts
36
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
2
Twi (i2c)
1
Uart
1
Segment Lcd
100
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
12
Adc Speed (ksps)
2000
Analog Comparators
2
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
AES/DES
Sram (kbytes)
4
Eeprom (bytes)
2048
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.6 to 3.6
Operating Voltage (vcc)
1.6 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
6
Input Capture Channels
6
Pwm Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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25.17 Register Summary - ADC
This is the register summary when the ADC is configured to give standard 12-bit results. The register summaries for 8-bit
and 12-bit left adjusted will be similar, but with some changes in the result registers, CH0RESH and CH0RESL.
25.18 Register Summary - ADC Channel
25.19 Interrupt vector Summary
Table 25-15. Analog-to-digital converter interrupt vectors and their word offset address.
8291A–AVR–10/11
Address
Address
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
+0x08
+0x09
+0x0A
+0x0B
+0x0C
+0x0D
+0x0E
+0x0F
+0x10
+0x11
+0x12
+0x13
+0x14
+0x15
+0x16
+0x17
+0x18
+0x19
+0x1A
+0x1B
+0x1C
+0x1D
+0x1E
+0x1F
+0x20
+0x28
+0x30
+0x38
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
Offset
0x00
Name
Name
PRESCALER
INTFLAGS
CH0 Offset
CH0RESH
REFCTRL
CH0RESL
MUXCTRL
INTFLAGS
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
EVCTRL
Reserved
INTCTRL
CTRLA
CTRLB
CMPH
TEMP
CMPL
CALH
CALL
RESH
SCAN
CTRL
RESL
Source
CH0
Bit 7
START
Bit 7
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Bit 6
Bit 6
Interrupt Description
Analog-to-digital converter channel 0 interrupt vector
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
CURRLIMIT[1:0]
OFFSET
REFSEL[2:0]
Bit 5
Bit 5
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
MUXPOS[3:0]
CONVMODE
Bit 4
Bit 4
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
CH0RES[15:8]
CH0RES[7:0]
EVSEL[1:0]
TEMP[7:0]
CMP[15:8]
CMP[7:0]
RES[15:8]
CAL[7:0]
RES[7:0]
FREERUN
GAIN[2:0]
Bit 3
Bit 3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
INTMODE[1:0]
Atmel AVR XMEGA B
CH0START
Bit 2
Bit 2
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
RESOLUTION[1:0]
–
–
CAL[11:8]
COUNT
PRESCALER[2:0]
MUXNEG[2:0]
BANDGAP
EVACT[2:0]
FLUSH
Bit 1
Bit 1
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
INPUTMODE[1:0]
INTLVL[1:0]
TEMPREF
ENABLE
Bit 0
CH0IF
Bit 0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
IF
–
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