Cypress S6J3200 Series, Manual

Page: 487 / 1355

CHAPTER 19:Sound Waveform Generator
486 S6J3200 Series Hardware Manual Document Number: 002-04852 Rev. *G
[bit17:16] FILTER : Low Pass Filter cutoff frequency (Channel n = 0 to 4)
Bits Description
00 Disable filter.
01 8KHz
10 5KHz
11 2KHz
[bit15:13] Reserved
This bit is reserved.
Always write "0" to this bit. The read value is "0".
[bit12:8] RELEASE: Fade out time (Channel n = 0 to 4)
Specifies a setting of 1 ms to 1 second. Set these bits to 00000 when fade in control is not used.
[bit7:5] Reserved
This bit is reserved.
Always write "0" to this bit. The read value is "0".
[bit4:0] ATTACK: Fade in time (Channel n = 0 to 4)
Specifies a setting of 1 ms to 1 second. Set these bits to 00000 when fade out control is not used.
ATTACK[4:0]
RELEASE[4:0]
Description
00000 Fade in/fade out control not used.
00001 1ms
00010 2ms
00011 3ms
00100 4ms
00101 5ms
00110 7.5ms
00111 10ms
01000 15ms
01001 20ms
01010 25ms
01011 30ms
01100 40ms
01101 50ms
01110 75ms
01111 100ms
10000 125ms