ATMEGA16-16AC Atmel, ATMEGA16-16AC Datasheet - Page 290
![IC AVR MCU 16K 16MHZ COM 44-TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
ATMEGA16-16AC
Manufacturer Part Number
ATMEGA16-16AC
Description
IC AVR MCU 16K 16MHZ COM 44-TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA16-16AC
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)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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Manufacturer
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Programming the
Fuses
Programming the Lock
Bits
Reading the Fuses
and Lock Bits
Reading the Signature
Bytes
Reading the
Calibration Byte
2466T–AVR–07/10
1. Enter JTAG instruction PROG_COMMANDS.
2. Enable Fuse write using programming instruction 6a.
3. Load data High byte using programming instructions 6b. A bit value of “0” will program
4. Write Fuse High byte using programming instruction 6c.
5. Poll for Fuse write complete using programming instruction 6d, or wait for t
6. Load data Low byte using programming instructions 6e. A “0” will program the fuse, a “1”
7. Write Fuse Low byte using programming instruction 6f.
8. Poll for Fuse write complete using programming instruction 6g, or wait for t
1. Enter JTAG instruction PROG_COMMANDS.
2. Enable Lock bit write using programming instruction 7a.
3. Load data using programming instructions 7b. A bit value of “0” will program the corre-
4. Write Lock bits using programming instruction 7c.
5. Poll for Lock bit write complete using programming instruction 7d, or wait for t
1. Enter JTAG instruction PROG_COMMANDS.
2. Enable Fuse/Lock bit read using programming instruction 8a.
3. To read all Fuses and Lock bits, use programming instruction 8e.
1. Enter JTAG instruction PROG_COMMANDS.
2. Enable Signature byte read using programming instruction 9a.
3. Load address $00 using programming instruction 9b.
4. Read first signature byte using programming instruction 9c.
5. Repeat steps 3 and 4 with address $01 and address $02 to read the second and third
1. Enter JTAG instruction PROG_COMMANDS.
2. Enable Calibration byte read using programming instruction 10a.
3. Load address $00 using programming instruction 10b.
4. Read the calibration byte using programming instruction 10c.
the corresponding fuse, a “1” will unprogram the fuse.
Table 113 on page
will unprogram the fuse.
Table 113 on page
sponding Lock bit, a “1” will leave the Lock bit unchanged.
to
To only read Fuse High byte, use programming instruction 8b.
To only read Fuse Low byte, use programming instruction 8c.
To only read Lock bits, use programming instruction 8d.
signature bytes, respectively.
Table 113 on page
272).
272).
272).
ATmega16(L)
WLRH
WLRH
WLRH
(refer to
(refer to
(refer
290
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