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Chapter 17
Clocked Serial Interface 3 (CSI3)
User’s Manual U16580EE3V1UD00
(7)
Transfer data length select register 3n (CSIL3n)
The CSIL3n register is used to select the transfer data length of CSI3n.
This register can be read or written in 8-bit or 1-bit units.
Reset input clears the register to 00H.
Caution:
The CSIL3n register may be transferring data when the CTXEn or CRXEn bit of the
CSIM3n register is 1. Before writing data to the CSIL3n register, be sure to clear the
CTXEn and CRXEn bits to 0.
Figure 17-8:
Transfer Data Length Select Register 3n (CSIL3n)
Note:
Not available on µPD70F3447
Remarks: 1.
μ
PD70F3187:
n = 0, 1
μ
PD70F3447:
n = 0
2.
m = 0 to 3
After reset:
00H
R/W
Address:
CSIL30 FFFFFD49H,
CSIL31 FFFFFD69H
Note
7
6
5
4
3
2
1
0
CSIL3n
CSLVn3
CSLVn2
CSLVn1
CSLVn0
CCLn3
CCLn2
CCLn1
CCLn0
CSLVnm
Chip Select Output (SCS3nm) Level Setting (n = 0, 1; m = 0 to 3)
0
Active level of SCSnm output is low level
1
Active level of SCSnm output is high level
CCLn3
CCLn2
CCLn1
CCLn0
Transfer Data Length
0
0
0
0
16 bits
1
0
0
0
8 bits
1
0
0
1
9 bits
1
0
1
0
10 bits
1
0
1
1
11 bits
1
1
0
0
12 bits
1
1
0
1
13 bits
1
1
1
0
14 bits
1
1
1
1
15 bits
Other than above
Setting prohibited
Caution:
If a transfer data length other than 16 bits is specified (CCLn3 to CCLn0
bits = 0000), an undefined value is read to the higher excess bits of the
SIRB3n and CSIBUFn registers (see 10.3.5 (3) Data transfer direction
specification function).
Содержание MuPD70F3187
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Страница 144: ...144 Chapter 3 CPU Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 192: ...192 Chapter 5 Memory Access Control Function μPD70F3187 only User s Manual U16580EE3V1UD00 MEMO ...
Страница 312: ...312 Chapter 9 16 Bit Timer Event Counter P User s Manual U16580EE3V1UD00 MEMO ...
Страница 534: ...534 Chapter 11 16 bit Timer Event Counter T User s Manual U16580EE3V1UD00 ...
Страница 969: ...969 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 MEMO ...
Страница 970: ...970 Chapter 20 Port Functions User s Manual U16580EE3V1UD00 ...
Страница 976: ...976 Chapter 22 Internal RAM Parity Check Function User s Manual U16580EE3V1UD00 MEMO ...
Страница 984: ...984 Chapter 23 On Chip Debug Function OCD User s Manual U16580EE3V1UD00 MEMO ...
Страница 1006: ...1006 Chapter 24 Flash Memory User s Manual U16580EE3V1UD00 MEMO ...
Страница 1036: ...1036 Chapter 27 Recommended Soldering Conditions User s Manual U16580EE3V1UD00 MEMO ...
Страница 1046: ...1046 Appendix A Index User s Manual U16580EE3V1UD00 MEMO ...
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