H8SX1544 Datasheet, PDF (747/974 Pages) Renesas Technology Corp – Renesas 32-Bit CISC Microcomputer H8SX Family/H8SX/1500 Series

Section 20 Sound Generator (SDG)
20.3.6 Sound Generator Reference Frequency Register (SGSFR)
SGSFR sets the SDG reference frequency.
Bit:
Bit name:
Initial value:
R/W:
7
SFS7
0
R/(W)*
6
SFS6
0
R/(W)*
5
SFS5
0
R/(W)*
4
SFS4
0
R/(W)*
Note: * These bits can be written to only when TCHG = 1.
3
SFS3
0
R/(W)*
2
SFS2
0
R/(W)*
1
SFS1
0
R/(W)*
0
SFS0
0
R/(W)*
Initial
Bit
Bit Name Value R/W Description
7
SFS7
0
R/(W)* Reference Frequency Setting
6
SFS6
0
R/(W)* These bits set the reference frequency based on the
5
SFS5
0
R/(W)*
operating clock (SGCLK) specified by the SGCK bit in
SGCR1. Setting H'00 is prohibited.
4
SFS4
0
R/(W)*
3
SFS3
0
R/(W)*
2
SFS2
0
R/(W)*
1
SFS1
0
R/(W)*
0
SFS0
0
R/(W)*
Note: * These bits can be written to when TCHG = 1.
Rev.2.00 Oct. 16, 2007 Page 693 of 916
REJ09B0381-0200