Chapter 19 Simple Sound Generator (SSGV1)
S12ZVHY/S12ZVHL Family Reference Manual Rev. 1.05
664
Freescale Semiconductor
Read: Anytime
Write: Anytime
19.3.2.7
SSG Amplitude Threshold Register (SSGAT)
SSGAT contains the amplitude threshold.
Read: Anytime
Write: Anytime
Module Base + 0x0009
7
6
5
4
3
2
1
0
R
AA7
AA6
AA5
AA4
AA3
AA2
AA1
AA0
W
Reset
0
0
0
0
0
0
0
0
Figure 19-12. SSG Amplitude Adjustment (SSGAAL)
Table 19-9. SSGAA Field Descriptions
Field
Description
10–0
AA[10:0]
SSG Amplitude Adjustment Register Bits —
The bits define the amplitude adjustment value in each linear attack/decay operation. The register is only used
when linear attack/decay is selected.
Module Base + 0x000A
7
6
5
4
3
2
1
0
R
0
0
0
0
0
AT10
AT9
AT8
W
Reset
0
0
0
0
0
0
0
0
Figure 19-13. SSG Amplitude Threshold (SSGATH)
Module Base + 0x000B
7
6
5
4
3
2
1
0
R
AT7
AT6
AT5
AT4
AT3
AT2
AT1
AT0
W
Reset
0
0
0
0
0
0
0
0
Figure 19-14. SSG Amplitude Threshold (SSGATL)