W83627EHG Nuvoton Technology Corporation of America, W83627EHG Datasheet - Page 105

• Manufacturer Part Number: W83627EHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627EHG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.9.53 Reserved Register - Index 5Eh-5Fh (Bank 0)
7.9.54 CPUFANOUT1 PWM Output Frequency Configuration Register - Index 60h (Bank 0)
Register Location:
Power on Default Value:
Attribute:
Size:
The register is meaningful when CPUFANOUT1 be programmed as PWM output.
Bit 7: CPUFANOUT1 PWM Input Clock Source Select. This bit selects the clock source of PWM output
Bit 6-0: CPUFANOUT1 PWM Pre-Scale divider. This is the divider of clock source of PWM output
frequency.
Set to 0, select 24 MHz.
Set to 1, select 180 KHz.
frequency. The maximum divider is 128 (7Fh). This divider should not be set to 0.
BIT 2
0
0
0
01h : divider is 1
02h : divider is 2
03h : divider is 3
BIT 1
0
1
1
:
Read/Write
8 bits
7
BIT 0
1
0
1
60h
04h
6
5
FAN DIVISOR
4
2
4
8
3
2
W83627EHF/EF, W83627EHG/EG
Table 7.3
1
- 94 -
BIT 2
1
1
1
0
BIT 1
0
1
1
PWM_CLK_SEL4
BIT 0
PWM_SCALE4
1
0
1
FAN DIVISOR
128
32
64