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10.1.2 Data Buffer Structure
Fig. 10-2 shows the data buffer structure.
As shown in Fig. 10-2, the data buffer consists of 16 bits. Bit b
and bit b
of data memory address 0CH bit 3 is the MSB.
3
Data memory
Data buffer
Fig. 10-2 Data Buffer Structure
Address
0CH
Bit
b
b
b
b
3
2
1
0
Bit
b
b
b
b
15
14
13
12
Symbol
DBF3
M
S
Data
B
of data memory address 0FH is the LSB,
0
0DH
0EH
b
b
b
b
b
b
b
3
2
1
0
3
2
1
b
b
b
b
b
b
b
11
10
9
8
7
6
5
DBF2
DBF1
Data
PD17062
0FH
b
b
b
b
b
0
3
2
1
0
b
b
b
b
b
4
3
2
1
0
DBF0
L
S
B
89
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