2-24
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
CLG IOSC Control Register
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
CLGIOSC
15
–
8
–
0x00
–
R
–
7
–
5
–
0x0
–
R
4
–
0
–
R
3-2
–
0
–
R
1
–
0
IOSCFQ[1:0]
0x2
H0
R/WP
Bits 15
–
5
Reserved
Bit 4
Reserved
Bits 3-2
Reserved
Bits 1
–
0
IOSCFQ[1:0]
These bits select the IOSCCLK frequency.
Table 2.6.4 IOSCCLK Frequency Selection
CLGIOSC.
IOSCFQ[1:0] bits
IOSCCLK frequency
VD1 voltage mode =
mode0
VD1 voltage mode =
mode1
0x3
-
Setting prohibited
0x2
8 MHz
0x1
2.0 MHz
1.8 MHz
0x0
1.0 MHz
0.9 MHz
Summary of Contents for S1C31D50
Page 461: ...25 1 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 25 Package TQFP12 48PIN ...
Page 462: ...25 2 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP13 64PIN ...
Page 463: ...25 3 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 TQFP14 80PIN ...
Page 464: ...25 4 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP15 100PIN ...