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Data Type
Register Number
Word data
Rn
Word data
En
15
MSB
Longword data
ERn
31
MSB
[Legend]
ERn:
General register ER
En:
General register E
Rn:
General register R
RnH:
General register RH
RnL:
General register RL
MSB:
Most significant bit
LSB:
Least significant bit
Figure 2.9 General Register Data Formats (2)
Data Format
15
MSB
0
LSB
16
15
En
Rn
Rev. 1.00 Mar. 12, 2008 Page 37 of 1178
REJ09B0403-0100
Section 2 CPU
0
LSB
0
LSB
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