RX610 Group
7. Clock Generation Circuit
R01UH0032EJ0120 Rev.1.20
Page 162 of 1006
Feb 20, 2013
7.2.1
System Clock Control Register (SCKCR)
b23
b22
b21
b20
b19
b18
b17
b16
Value after reset:
0
0
0
0
0
0
1
0
PSTOP1
—
—
—
BCK[3:0]
b15
b14
b13
b12
b11
b10
b9
b8
Value after reset:
0
0
0
0
0
0
1
0
—
—
—
—
PCK[3:0]
b7
b6
b5
b4
b3
b2
b1
b0
Value after reset:
0
0
0
0
0
0
0
0
—
—
—
—
—
—
—
—
Address: 0008 0020h
b31
b30
b29
b28
b27
b26
b25
b24
Value after reset:
0
0
0
0
0
0
1
0
—
—
—
—
ICK[3:0]
Bit
Symbol
Bit Name
Description
R/W
b7 to b0
Reserved
These bits are always read as 0. The write value should
always be 0.
R/W
b11 to b8
PCK[3:0]
*
1
Peripheral Module
Clock (PCLK) Select
b11
b8
0 0 0 0: ×8
0 0 0 1: ×4
0 0 1 0: ×2
0 0 1 1: ×1
Settings other than above are prohibited.
R/W
b15 to b12
Reserved
These bits are always read as 0. The write value should
always be 0.
R/W
b19 to b16
BCK[3:0]
*
1
External Bus Clock
(BCLK) Select
b19
b16
0 0 0 0: ×8
0 0 0 1: ×4
0 0 1 0: ×2
0 0 1 1: ×1
Settings other than above are prohibited.
R/W
b22 to b20
Reserved
These bits are always read as 0. The write value should
always be 0.
R/W
b23
PSTOP1
BCLK Output Stop
0: BCLK output
1: Fixed high
R/W
b27 to b24
ICK[3:0]
*
2
System Clock (ICLK)
Select
b27
b24
0 0 0 0: ×8
0 0 0 1: ×4
0 0 1 0: ×2
0 0 1 1: ×1
Settings other than above are prohibited.
R/W
b31 to b28
Reserved
These bits are always read as 0. The write value should
always be 0.
R/W
Summary of Contents for RX600 Series
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