ATmega16A Atmel Corporation, ATmega16A Datasheet - Page 284
ATmega16A
Manufacturer Part Number
ATmega16A
Description
Manufacturer
Atmel Corporation
Specifications of ATmega16A
Flash (kbytes)
16 Kbytes
Pin Count
44
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
3
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
512
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
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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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
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