ATMEGA32-16PU Atmel, ATMEGA32-16PU Datasheet - Page 342

• Manufacturer Part Number: ATMEGA32-16PU
• Description: IC AVR MCU 32K 16MHZ 5V 40DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32-16PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: 2-Wire/SPI/USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• A/d Inputs: 8-Channel, 10-Bit
• Cpu Speed: 16 MIPS
• Eeprom Memory: 1K Bytes
• Input Output: 32
• Interface: 2-Wire/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 32K Bytes
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 4.5-5.5 V
• Data Rom Size: 1024 B
• Height: 4.83 mm
• Length: 52.58 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Width: 13.97 mm
• Controller Family/series: AVR MEGA
• No. Of I/o's: 32
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 2KB
• Rohs Compliant: Yes
• For Use With: ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEMATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

iv
ATmega32(L)
IEEE 1149.1 (JTAG) Boundary-scan .............................................. 223
Boot Loader Support – Read-While-Write Self-Programming ..... 242
Memory Programming..................................................................... 254
Electrical Characteristics................................................................ 285
Features............................................................................................................ 217
Overview........................................................................................................... 217
Test Access Port – TAP.................................................................................... 217
TAP Controller .................................................................................................. 219
Using the Boundary-scan Chain ....................................................................... 220
Using the On-chip Debug System .................................................................... 220
On-chip Debug Specific JTAG Instructions ...................................................... 221
On-chip Debug Related Register in I/O Memory .............................................. 222
Using the JTAG Programming Capabilities ...................................................... 222
Bibliography ...................................................................................................... 222
Features............................................................................................................ 223
System Overview.............................................................................................. 223
Data Registers .................................................................................................. 223
Boundary-scan Specific JTAG Instructions ...................................................... 225
Boundary-scan Chain ....................................................................................... 227
ATmega32 Boundary-scan Order..................................................................... 237
Boundary-scan Description Language Files ..................................................... 241
Features............................................................................................................ 242
Application and Boot Loader Flash Sections .................................................... 242
Read-While-Write and no Read-While-Write Flash Sections ........................... 242
Boot Loader Lock Bits....................................................................................... 244
Entering the Boot Loader Program ................................................................... 245
Addressing the Flash during Self-Programming ............................................... 247
Self-Programming the Flash ............................................................................. 248
Program And Data Memory Lock Bits .............................................................. 254
Fuse Bits........................................................................................................... 255
Signature Bytes ................................................................................................ 256
Calibration Byte ................................................................................................ 256
Page Size ......................................................................................................... 256
Parallel Programming Parameters, Pin Mapping, and Commands .................. 257
Parallel Programming ....................................................................................... 259
SPI Serial Downloading .................................................................................... 268
SPI Serial Programming Pin Mapping .............................................................. 268
Programming via the JTAG Interface ............................................................... 272
Absolute Maximum Ratings*............................................................................. 285
DC Characteristics ........................................................................................... 285
External Clock Drive Waveforms ...................................................................... 287
External Clock Drive ......................................................................................... 287
2503G–AVR–11/04