ATMEGA128RFA1-ZU Atmel, ATMEGA128RFA1-ZU Datasheet - Page 216

• Manufacturer Part Number: ATMEGA128RFA1-ZU
• Description: IC AVR MCU 2.4GHZ XCEIVER 64QFN
• Manufacturer: Atmel
• Series: ATMEGAr

Specifications of ATMEGA128RFA1-ZU

• Frequency: 2.4GHz
• Data Rate - Maximum: 2Mbps
• Modulation Or Protocol: 802.15.4 Zigbee
• Applications: General Purpose
• Power - Output: 3.5dBm
• Sensitivity: -100dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 12.5mA
• Current - Transmitting: 14.5mA
• Data Interface: PCB, Surface Mount
• Memory Size: 128kB Flash, 4kB EEPROM, 16kB RAM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VFQFN, Exposed Pad
• Rf Ic Case Style: QFN
• No. Of Pins: 64
• Supply Voltage Range: 1.8V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Processor Series: ATMEGA128x
• Core: AVR8
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 128 KB
• Data Ram Size: 16 KB
• Interface Type: JTAG
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 38
• Number Of Timers: 6
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVR128RFA1-EK1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

15.3 Moving Interrupts Between Application and Boot Section
15.4 Register Description
15.4.1 MCUCR – MCU Control Register
216
ATmega128RFA1
The MCU Control Register controls the placement of the Interrupt Vector table, see
Code Example below. For more details, see
Assembly Code Example
C Code Example
The MCU Control Register contains control bits for general Microcontroller Unit
functions.
• Bit 7 – JTD - JTAG Interface Disable
Bit
$35 ($55)
Read/Write
Initial Value
0xF073
0xF074
0xF075
0xF076
0xFO77
Move_interrupts:
void Move_interrupts(void)
{
uchar temp;
}
; Get MCUCR
in r16, MCUCR
mov r17, r16
; Enable change of Interrupt Vectors
ori r16, (1<<IVCE)
out MCUCR, r16
; Move interrupts to Boot Flash section
ori r16, (1<<IVSEL)
out MCUCR, r17
ret
/* Get MCUCR */
temp = MCUCR;
/* Enable change of Interrupt Vectors */
MCUCR = temp|(1<<IVCE);
/* Move interrupts to Boot Flash section */
MCUCR = temp|(1<<IVSEL);
JTD
RW
7
0
Res1
R
6
0
out SPH,r16
ldi r16,low(RAMEND)
out SPL,r16
sei
<instr> xxx
Res0
R
5
0
PUD
RW
4
0
"Reset and Interrupt Handling" on page
Res1
;Set Stack Pointer to top of RAM
;Enable interrupts
R
3
0
Res0
R
2
0
IVSEL
RW
1
0
8266A-MCU Wireless-12/09
IVCE
RW
0
0
MCUCR
15.