ATmega32M1 Atmel Corporation, ATmega32M1 Datasheet - Page 296

• 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

296
ATmega16M1/32M1/64M1
I. Repeat B through H until the entire Flash is programmed or until all data has been
programmed.
J. End Page Programming
Figure 27-2. Addressing the Flash Which is Organized in Pages
Note:
Figure 27-3. Programming the Flash Waveforms
Note:
RESET +12V
1. 1. Set XA1, XA0 to “10”. This enables command loading
2. Set DATA to “0000 0000”. This is the command for No Operation
3. Give XTAL1 a positive pulse. This loads the command, and the internal write signals
RDY/BSY
PAGEL
XTAL1
DATA
XA1
XA0
BS1
BS2
WR
OE
are reset
PROGRAM MEMORY
1. PCPAGE and PCWORD are listed in
1. “XX” is don’t care. The letters refer to the programming description above
0x10
PROGRAM
COUNTER
A
PAGE
ADDR. LOW
PAGE ADDRESS
WITHIN THE FLASH
B
PCMSB
DATA LOW
C
PCPAGE
DATA HIGH
D
XX
E
PAGEMSB
ADDR. LOW
PCWORD
B
Table 27-9 on page 291
WORD ADDRESS
WITHIN A PAGE
DATA LOW
(1)
C
F
DATA HIGH
INSTRUCTION WORD
D
PAGE
XX
E
(1)
ADDR. HIGH
G
H
PCWORD[PAGEMSB:0]:
00
01
02
PAGEEND
XX
8209D–AVR–11/10