ATmega1284PR231 Atmel Corporation, ATmega1284PR231 Datasheet - Page 48
ATmega1284PR231
Manufacturer Part Number
ATmega1284PR231
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT86RF231.pdf
(198 pages)
2.ATMEGA1284PR231.pdf
(380 pages)
3.ATMEGA1284PR231.pdf
(20 pages)
Specifications of ATmega1284PR231
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
AES
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)
2
Antenna Diversity
Yes
External Pa Control
Yes
Power Output (dbm)
3
Receiver Sensitivity (dbm)
-101
Receive Current Consumption (ma)
13.2
Transmit Current Consumption (ma)
14.4
Link Budget (dbm)
104
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Figure 7-8.
8111C–MCU Wireless–09/09
RX_ON_NOCLK
BUSY_RX_AACK
AACK_NOCLK
(Rx Listen State)
(Receive State)
BUSY_RX_
BUSY_RX
CLKM=OFF
CLKM=OFF
Extended Operating Mode State Diagram
Rejected
Detected
Detected
Detected
Finished
Frame
Frame
Trans-
(all modes except SLEEP)
action
SHR
SHR
SHR
FORCE_TRX_OFF
End
(Power-on after V
RX_AACK_ON
ON_NOCLK
(Rx Listen State)
RX_AACK_
XOSC=ON
P_ON
Pull=ON
RX_ON
CLKM=OFF
6
TRX_OFF
12
From / To
DD
)
1
8
TRX_OFF
(Clock State)
XOSC=ON
PLL_ON
7
Pull=OFF
RX_ON
2
5
9
TX_ARET_ON
Legend:
Blue:
Red:
Green: Event
PLL_ON
13
(PLL State)
(all modes except P_ON)
(Sleep State)
XOSC=OFF
SLEEP
Basic Operating Mode States
Extended Operating Mode States
Pull=OFF
SPI Write to Register TRX_STATE (0x02)
Control signals via IC Pin
4
3
/RST = H
14
SLP_TR=H
TX_START
SLP_TR=H
TX_START
FORCE_PLL_ON
TRX_OFF
From / To
Frame
see notes
10
Frame
End
or
End
or
11
BUSY_TX_ARET
/RST = L
(Transmit State)
(from all states)
BUSY_TX
AT86RF231
RESET
48
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