Data eeprom data register – deedr, Data eeprom address register – deear – Rainbow Electronics AT86RF401 User Manual
Page 36
36
AT86RF401
1424D–RKE–09/02
Data EEPROM Data Register – DEEDR
• Bits[7:0]
This register contains the byte to be written to EEPROM. If a read operation has been
done, this register contains that last byte read from the data EEPROM.
Data EEPROM Address Register – DEEAR
• Bit[7]
Reserved.
• Bits[6:3]: Data EEPROM Page Address
These bits select the page in the EEPROM that is to be accessed. These bits are write
locked and cannot be altered when the load bit is set.
• Bits[2:0]: Data EEPROM Byte Address
These bits select the byte in the page that is to be accessed. During a page write opera-
tion, these bits are used in combination with the DEEDR register to write bytes into a
page.
Bit
7
6
5
4
3
2
1
0
$1D
ED7
ED6
ED5
ED4
ED3
ED2
ED1
ED0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value 0
0
0
0
0
0
0
0
0
Bit
7
6
5
4
3
2
1
0
$1E
–
PA6
PA5
PA4
PA3
BA2
BA1
BA0
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value 0
0
0
0
0
0
0
0
0