ATMEGA16A-AUR Atmel, ATMEGA16A-AUR Datasheet - Page 349

• Manufacturer Part Number: ATMEGA16A-AUR
• Description: MCU AVR 16KB FLASH 16MHZ 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16A-AUR

• 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: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

23 JTAG Interface and On-chip Debug System ...................................... 226
24 IEEE 1149.1 (JTAG) Boundary-scan ................................................... 232
25 Boot Loader Support – Read-While-Write Self-Programming ......... 250
8154B–AVR–07/09
22.5
22.6
22.7
22.8
22.9
22.10
22.11
23.1
23.2
23.3
23.4
23.5
23.6
23.7
23.8
23.9
23.10
24.1
24.2
24.3
24.4
24.5
24.6
24.7
24.8
25.1
25.2
25.3
25.4
25.5
25.6
25.7
Prescaling and Conversion Timing ................................................................210
Changing Channel or Reference Selection ...................................................213
ADC Noise Canceler .....................................................................................215
ADC Conversion Result .................................................................................219
Register Description ......................................................................................221
ADLAR = 0 .....................................................................................................224
ADLAR = 1 .....................................................................................................224
Features ........................................................................................................226
Overview ........................................................................................................226
TAP – Test Access Port ................................................................................226
TAP Controller ...............................................................................................228
Using the Boundary-scan Chain ....................................................................229
Using the On-chip Debug System .................................................................229
On-chip Debug Specific JTAG Instructions ...................................................230
Using the JTAG Programming Capabilities ...................................................231
Register Description ......................................................................................231
Bibliography ...................................................................................................231
Features ........................................................................................................232
Overview ........................................................................................................232
Data Registers ...............................................................................................232
Boundary-scan Specific JTAG Instructions ...................................................234
Boundary-scan Chain ....................................................................................235
Boundary-scan Order ....................................................................................245
Boundary-scan Description Language Files ..................................................249
Register Description ......................................................................................249
Features ........................................................................................................250
Overview ........................................................................................................250
Application and Boot Loader Flash Sections .................................................250
Read-While-Write and no Read-While-Write Flash Sections ........................251
Boot Loader Lock Bits ...................................................................................253
Entering the Boot Loader Program ................................................................254
Addressing the Flash during Self-Programming ............................................256
ATmega16A
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