ATmega1284RZAP Atmel Corporation, ATmega1284RZAP Datasheet - Page 376

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ATmega1284RZAP

Manufacturer Part Number
ATmega1284RZAP
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega1284RZAP

Flash (kbytes)
128 Kbytes
Max. Operating Frequency
20 MHz
Max I/o Pins
32
Spi
3
Twi (i2c)
1
Uart
2
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Crypto Engine
No
Sram (kbytes)
16
Eeprom (bytes)
4096
Operating Voltage (vcc)
1.8 to 3.6
Timers
3
Frequency Band
2.4 GHz
Max Data Rate (mb/s)
0.25
Antenna Diversity
No
External Pa Control
No
Power Output (dbm)
3
Receiver Sensitivity (dbm)
-101
Receive Current Consumption (ma)
16.0
Transmit Current Consumption (ma)
17.0
Link Budget (dbm)
104
8059D–AVR–11/09
17 USART ................................................................................................... 171
18 USART in SPI Mode ............................................................................. 198
19 2-wire Serial Interface .......................................................................... 207
20 AC - Analog Comparator ..................................................................... 237
16.4Data Modes .........................................................................................................166
16.5Register Description ............................................................................................168
17.1Features ..............................................................................................................171
17.2USART1 and USART0 ........................................................................................171
17.3Overview .............................................................................................................171
17.4Clock Generation .................................................................................................172
17.5Frame Formats ....................................................................................................175
17.6USART Initialization ............................................................................................176
17.7Data Transmission – The USART Transmitter ....................................................177
17.8Data Reception – The USART Receiver .............................................................180
17.9Asynchronous Data Reception ............................................................................184
17.10Multi-processor Communication Mode ..............................................................187
17.11Register Description ..........................................................................................189
17.12Examples of Baud Rate Setting ........................................................................194
18.1Features ..............................................................................................................198
18.2Overview .............................................................................................................198
18.3Clock Generation .................................................................................................198
18.4SPI Data Modes and Timing ...............................................................................199
18.5Frame Formats ....................................................................................................199
18.6Data Transfer ......................................................................................................201
18.7AVR USART MSPIM vs. AVR SPI ......................................................................203
18.8Register Description ............................................................................................204
19.1Features ..............................................................................................................207
19.22-wire Serial Interface Bus Definition ..................................................................207
19.3Data Transfer and Frame Format ........................................................................208
19.4Multi-master Bus Systems, Arbitration and Synchronization ...............................211
19.5Overview of the TWI Module ...............................................................................213
19.6Using the TWI ......................................................................................................215
19.7Transmission Modes ...........................................................................................218
19.8Multi-master Systems and Arbitration ..................................................................231
19.9Register Description ............................................................................................232
ATmega1284P
iv

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