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© Andigilog, Inc. 2006
www.andigilog.com
October 2006 - 70A05007
aSC7611
HLFRQ
FRQ [2:0]
PWM
Frequency
0
000
~10 Hz
0
001
~15 Hz
0
010
~23 Hz
0
011
~30 Hz (Default)
0
100
~38 Hz
0
101
~47 Hz
0
110
~62 Hz
0
111
~94 Hz
1
000
~23 kHz
1
001
~24 kHz
1
010
~25 kHz
1
011
~26 kHz
1
100
~27 kHz
1
101
~28 kHz
1
110
~29 kHz
1
111
~30 kHz
Table 7 Register Setting vs PWM Frequency
RAN[3:0]
Linear Control
Range (
°C)
0000
2
0001
2.5
0010
3.33
0011
4
0100
5
0101
6.67
0110
8
0111
10
1000
13.33
1001
16
1010
20
1011
26.67
1100
32 (default)
1101
40
1110
53.33
1111
80
Table 8 Zone Range Setting, RAN[3:0]
This register becomes Read-Only when the Ready/Lock/Start/Override register Lock bit is set. Any further attempts to write
to this register shall have no effect. After power up the default value is used for bits 3:0 of registers 5F-61h whenever the
Ready/Lock/Start/Override register Start bit is cleared even though modifications to this register are possible.
Register 40h: Ready/Lock/Start/Override
Register
Address
Read/
Write
Register Name
Bit 7
(MSB)
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
(LSB)
Default
Value
40h
R/W
Ready/Lock/Start/
Override
RES
RES
RES
RES
OVRID
READY
LOCK
START
00
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