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VSO OUTPUT
ADDR
15
14
13
132
133
Register 132
Bit 0
EN: VSO control
0 = disabled
1 = enabled (default)
Register 133
Bit 15-0
VSO: VSO voltage value (11500 - 24500), in mV (default = 12000)
PERIPHERALS CONTROL
ADDR
15
14
13
137
Register 137
Bit 0
FAN: fan control
1 = keep the internal fan running even when below temperature and power
thresholds
0 = fan starts automatically when the internal temperature reaches 55ºC or
power supply input power reaches 15W or VSO output power reaches 7W
(default)
Bit 1
5VO: auxiliary 5V power supply output
1 = enable (default)
0 = disable
Bit 2
5VX: power supply line of the EXP port
1 = enable
0 = disable (default)
Bit 3
EXP: EXP bus driver control
1 = enable
0 = disable (default)
Bit 4
PDC: digital outputs (Ox/OCx) pulldown current
1 = enable (default)
0 = disable
55
BYTE 1
12
11
10
9
BYTE 1
12
11
10
9
8
7
6
5
VSO
8
7
6
5
PDC
BYTE 0
4
3
2
1
BYTE 0
4
3
2
1
EXP
5VX
5VO
FAN
Iono Pi Max User Guide
R/W
0
EN
R/W
R/W
R/W
0
R/W
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