MCU AVR 16K FLASH 16MHZ 40-PDIP

ATMEGA16A-PU

Manufacturer Part NumberATMEGA16A-PU
DescriptionMCU AVR 16K FLASH 16MHZ 40-PDIP
ManufacturerAtmel
SeriesAVR® ATmega
ATMEGA16A-PU datasheets
 


Specifications of ATMEGA16A-PU

Core ProcessorAVRCore Size8-Bit
Speed16MHzConnectivityI²C, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, POR, PWM, WDTNumber Of I /o32
Program Memory Size16KB (8K x 16)Program Memory TypeFLASH
Eeprom Size512 x 8Ram Size1K x 8
Voltage - Supply (vcc/vdd)2.7 V ~ 5.5 VData ConvertersA/D 8x10b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Package / Case40-DIP (0.600", 15.24mm)Processor SeriesATMEGA16x
CoreAVR8Data Bus Width8 bit
Data Ram Size1 KBInterface Type2-Wire/SPI/USART
Maximum Clock Frequency16 MHzNumber Of Programmable I/os32
Number Of Timers3Maximum Operating Temperature+ 85 C
Mounting StyleThrough Hole3rd Party Development ToolsEWAVR, EWAVR-BL
Development Tools By SupplierATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKITMinimum Operating Temperature- 40 C
On-chip Adc8-ch x 10-bitPackage40PDIP
Device CoreAVRFamily NameATmega
Maximum Speed16 MHzOperating Supply Voltage3.3|5 V
Controller Family/seriesAVR MEGANo. Of I/o's32
Eeprom Memory Size512ByteRam Memory Size1KB
Cpu Speed16MHzRohs CompliantYes
For Use WithATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KITLead Free Status / RoHS StatusLead free / RoHS Compliant
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Figure 20-14. Formats and States in the Master Receiver Mode
Successfull
reception
from a slave
receiver
Next transfer
started with a
repeated start
condition
Not acknowledge
received after the
slave address
Arbitration lost in slave
address or data byte
Arbitration lost and
addressed as slave
20.7.3
Slave Receiver Mode
In the Slave Receiver mode, a number of data bytes are received from a Master Transmitter
(see
Figure
are zero or are masked to zero.
Figure 20-15. Data Transfer in Slave Receiver Mode
SDA
SCL
To initiate the Slave Receiver mode, TWAR and TWCR must be initialized as follows:
TWAR
Value
ATmega16A
192
MR
S
SLA
R
A
DATA
$08
$40
A
P
$48
Other master
A or A
continues
$38
Other master
A
continues
$68
$78
$B0
DATA
From master to slave
From slave to master
n
20-15). All the status codes mentioned in this section assume that the prescaler bits
Device 1
Device 2
Device 3
SLAVE
MASTER
RECEIVER
TRANSMITTER
TWA6
TWA5
TWA4
Device’s Own Slave Address
A
DATA
A
P
$50
$58
R
SLA
S
$10
Other master
A
continues
$38
To corresponding
states in slave mode
Any number of data bytes
A
and their associated acknowledge bits
This number (contained in TWSR) corresponds
to a defined state of the Two-wire Serial Bus. The
prescaler bits are zero or masked to zero
V
CC
........
Device n
R1
TWA3
TWA2
TWA1
TWA0
R
W
MT
R2
TWGCE
8154B–AVR–07/09