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Section 28   Sampling Rate Converter 
R01UH0134EJ0400  Rev. 4.00  
 
Page 1647 of 2108 
Sep 24, 2014 
 
 
 
SH7262 Group, SH7264 Group 
28.2.5
 
Control Register (SRCCTRL) 
SRCCTRL is a 16-bit readable/writable register that enables/disables the module operation, 
enables/disables the interrupt requests, and specifies flush processing, clear processing of the 
internal work memory, and the input and output sampling rates. 
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit:
Initial value:
R/W:
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R/W
CEEN SRCEN UDEN
OVEN
FL
CL
IFS[3:0]
OFS
 
 
Bit Bit 
Name 
Initial 
Value 
R/W Description 
15, 14 
 All 
Reserved 
These bits are always read as 0. The write value 
should always be 0. 
13 
CEEN 
R/W 
Conversion End Interrupt Enable 
Enables/disables the conversion end interrupt to be 
generated when the CEF bit in SRCSTAT is set to 1 
after flush processing is completed and all the output 
data is read. 
0: Disables conversion end interrupt requests. 
1: Enables conversion end interrupt requests. 
12 SRCEN 
0  R/W 
Module 
Enable 
Enables/disables this module operation. Writing 1 
while SRCEN 
 0 clears the internal work memory. 
0: Disables this module operation. 
1: Enables this module operation. 
Note: When SRCEN 
 1, do not change the settings 
of the following bits. 
Register Bit  Bit 
Name 
SRCIDCTRL 9 
IED 
SRCODCTRL 
10, 9 
OCH, OED 
SRCCTRL 
7 to 4, 0 
IFS[3:0], OFS