ATmega1284RZAP Atmel Corporation, ATmega1284RZAP Datasheet - Page 295

• Manufacturer Part Number: ATmega1284RZAP
• Manufacturer: Atmel Corporation

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
The XA1/XA0 pins determine the action executed when the XTAL1 pin is given a positive pulse.
The bit coding is shown in
When pulsing WR or OE, the command loaded determines the action executed. The different
commands are shown in
Figure 25-1. Parallel Programming
Note:
Table 25-9.
Programming Mode
Signal Name in
RDY/BSY
1. Unused Pins should be left floating.
PAGEL
DATA
BS1
XA0
XA1
BS2
WR
OE
Pin Name Mapping
Table 25-13 on page
RDY/BSY
Pin Name
Table 25-12 on page
PAGEL
+12 V
PB7-0
BS2
PD1
PD2
PD3
PD4
PD5
PD6
PD7
BS1
XA0
XA1
PA0
WR
OE
(1)
I/O
I/O
PD1
PD2
PD3
PD4
PD5
PD6
PD7
RESET
XTAL1
GND
O
PA0
I
I
I
I
I
I
I
Function
0: Device is busy programming, 1: Device is ready for
new command.
Output Enable (Active low).
Write Pulse (Active low).
Byte Select 1.
XTAL Action Bit 0
XTAL Action Bit 1
Program Memory and EEPROM data Page Load.
Byte Select 2.
Bi-directional Data bus (Output when OE is low).
296.
296.
PB7 - PB0
AVCC
VCC
+5V
+5V
DATA
ATmega1284P
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