ATxmega128B1 Atmel Corporation, ATxmega128B1 Datasheet - Page 349

• Manufacturer Part Number: ATxmega128B1
• Manufacturer: Atmel Corporation

Specifications of ATxmega128B1

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 53
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Segment Lcd: 160
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 8
• 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: 3
• Output Compare Channels: 10
• Input Capture Channels: 10
• Pwm Channels: 10
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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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