ATMEGA16A-AUR Atmel, ATMEGA16A-AUR Datasheet - Page 284

• 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

26.10.10 Programming Command Register
284
ATmega16A
Figure 26-10. Programming Enable Register
The Programming Command Register is a 15-bit register. This register is used to serially shift in
programming commands, and to serially shift out the result of the previous command, if any. The
JTAG Programming Instruction Set is shown in
in the programming commands is illustrated in
Figure 26-11. Programming Command Register
TDO
TDI
D
A
A
T
$A370
=
TDO
TDI
O
S
T
R
B
E
S
A
D
D
R
E
S
S
D
A
T
A
ClockDR & PROG_ENABLE
/
Figure
Table
EEPROM
Lock Bits
D
Fuses
Flash
26-12.
Q
26-14. The state sequence when shifting
Programming Enable
8154B–AVR–07/09