ATmega32M1 Atmel Corporation, ATmega32M1 Datasheet - Page 338

• Manufacturer Part Number: ATmega32M1
• Manufacturer: Atmel Corporation

Specifications of ATmega32M1

• Flash (kbytes): 32 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 27
• Ext Interrupts: 27
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 1
• Can: 1
• Lin: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 125
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 2
• Eeprom (bytes): 1024
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 14
• Input Capture Channels: 1
• Pwm Channels: 10
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

v
ATmega16M1/32M1/64M1
22 ISRC - Current Source ......................................................................... 251
23 AC – Analog Comparator .................................................................... 254
24 DAC – Digital to Analog Converter ..................................................... 263
25 debugWIRE On-chip Debug System .................................................. 268
26 Boot Loader Support – Read-While-Write Self-Programming ......... 270
21.1
21.2
21.3
21.4
21.5
21.6
21.7
21.8
21.9
21.10
22.1
22.2
22.3
23.1
23.2
23.3
23.4
24.1
24.2
24.3
24.4
24.5
25.1
25.2
25.3
25.4
25.5
25.6
26.1
Features ........................................................................................................223
Operation .......................................................................................................225
Starting a Conversion ....................................................................................225
Prescaling and Conversion Timing ................................................................226
Changing Channel or Reference Selection ...................................................228
ADC Noise Canceler .....................................................................................230
ADC Conversion Result .................................................................................234
Temperature Measurement ...........................................................................236
Amplifier .........................................................................................................237
Register Description ......................................................................................242
Features ........................................................................................................251
Typical applications .......................................................................................251
Register Description ......................................................................................253
Features ........................................................................................................254
Overview ........................................................................................................254
Use of ADC Amplifiers ...................................................................................256
Register Description ......................................................................................256
Features ........................................................................................................263
Overview ........................................................................................................263
Operation .......................................................................................................264
Starting a Conversion ....................................................................................265
Register Description ......................................................................................265
Features ........................................................................................................268
Overview ........................................................................................................268
Physical Interface ..........................................................................................268
Software Break Points ...................................................................................269
Limitations of debugWIRE .............................................................................269
Register Description ......................................................................................269
Overview ........................................................................................................270
8209D–AVR–11/10