40
8331B–AVR–03/12
Atmel AVR XMEGA AU
4.17.10
LOTNUM4 – Lot Number register 4
• Bit 7:0 – LOTNUM4[7:0]: Lot Number Byte 4
This byte contains byte 4 of the lot number for the device.
4.17.11
LOTNUM5 – Lot Number register 5
• Bit 7:0 – LOTNUM5[7:0]: Lot Number Byte 5
This byte contains byte 5 of the lot number for the device.
4.17.12
WAFNUM – Wafer Number register
• Bit 7:0 – WAFNUM[7:0]: Wafer Number
This byte contains the wafer number for each device. Together with the lot number and wafer
coordinates this gives a serial number for the device.
4.17.13
COORDX0 – Wafer Coordinate X register 0
COORDX0, COORDX1, COORDY0 and COORDY1 contain the wafer X and Y coordinates for
each device. Together with the lot number and wafer number this gives a serial number for each
device.
• Bit 7:0 – COORDX0[7:0]: Wafer Coordinate X Byte 0
This byte contains byte 0 of wafer coordinate X for the device.
Bit
7
6
5
4
3
2
1
0
+0x0C
LOTNUM4[7:0]
LOTNUM4
Read/Write
R
R
R
R
R
R
R
R
Initial Value
x
x
x
x
x
x
x
x
Bit
7
6
5
4
3
2
1
0
+0x0D
LOTNUM5[7:0]
LOTNUM5
Read/Write
R
R
R
R
R
R
R
R
Initial Value
x
x
x
x
x
x
x
x
Bit
7
6
5
4
3
2
1
0
+0x10
WAFNUM[7:0]
WAFNUM
Read/Write
R
R
R
R
R
R
R
R
Initial Value
0
0
0
x
x
x
x
x
Bit
7
6
5
4
3
2
1
0
+0x12
COORDX0[7:0]
COORDX0
Read/Write
R
R
R
R
R
R
R
R
Initial Value
x
x
x
x
x
x
x
x
