CHAPTER 18:Sound Generator
446
S6J3200 Series Hardware Manual Document Number: 002-04852 Rev. *G
4.2.
Sound Control Register (SGCR)
The Sound Control Register (SGCR) is to control interrupts and operation status of the Sound Generator.
bit
15
14
13
12
11
10
9
8
Field
Reserved
SRST
DMA
GID
GEN
Reserved
BUSY
Reserved
Attribute
-
W
R/W
R/W
R/W
-
R
-
Initial value
0
0
0
0
0
0
0
0
bit
7
6
5
4
3
2
1
0
Field
S1
S0
TONE
SGOOE
SGAOE
INTE
INT
ST
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R
R/W
Initial value
0
0
0
0
0
0
0
0
[bit15] Reserved : Reserved bit
Always write "0" to this bit. The read value is "0".
[bit14] SRST : Software reset bit
This bit is used to issue a software reset in the Sound Generator.
When in the read access, the read value is always "0". Writing "0" to this bit has no effect.
Bit
Description
Write
0
No effect.
1
Writing "1" issues a software reset.
[bit13] DMA : DMA transfer start interrupt setting enable bit
This bit is to enable DMA transfer start interrupt.
Bit
Description
0
Writing "1" to the Start bit (ST) does not make the Interrupt status bit (INT) set.
1
Writing "1" to the Start bit (ST) makes the Interrupt status bit (INT) set.
Note:
−
Do not change this setting while operating (ST="1").
Содержание S6J3200 Series
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