FCM8201 Fairchild Semiconductor, FCM8201 Datasheet - Page 17
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FCM8201
Manufacturer Part Number
FCM8201
Description
FCM8201 is a three-phase sinusoidal brushless DC (BLDC) motor controller
Manufacturer
Fairchild Semiconductor
Datasheet
1.FCM8201.pdf
(21 pages)
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© 2011 Fairchild Semiconductor Corporation
FCM8201 • Rev. 1.0.2
ANG_REG: Angle Shift Control Register
SVM_REG: Sine Wave Generator Control Register
HALL_REG: Hall Signals Control Register
Addr. Name Type
Addr. Name Type
Addr. Name Type
0x02
0x03 SVM W/R SIN_MAU
0x04 HALL W/R
ANG
Reset
Reset
b7
b6
b3
b2
b1
b0
Reset
b[6:5] ARNG[1:0]
b[4:0]
W/R
b7
SIN_MAU
SIN_EA
HC_INV
HB_INV
HA_INV
HREG
ANG_SEL
ANG_SEL
ANG[4:0]
B7
n/a
B7
0
0
B7
0
Sine Wave Driving Force Active
0=Sine wave automatic active
1=Sine wave active by SIN_EA bit and ignore AS<0.2V
Sine Wave Enable (This function only active on while SIN_MAU=1)
0=Sine wave disable, 1=Sine wave enable
Hall Signals Regulation Enable
0=disable, 1=enable
Hall C Input Invert
0=non-invert, 1=invert
Hall B Input Invert
0=non-invert, 1=invert
Hall A Input Invert
0=non-invert, 1=invert
SIN_EA
Angle Shift Control Input Select
0=Set by AS pin, 1=Set by ANG[4:0]
Angle Predictor Working Range Select
Angle Setting of Angle Shift Function
0~31=0 ~ 60 degrees
B6
B6
n/a
ARNG1 ARNG0
0
0
B6
0
0,0= Work in 0.8 ~ 80Hz Hall frequency, 48 ~ 4800rpm at 2-pole motor
0,1= Work in 0.4 ~ 40Hz Hall frequency, 24 ~ 2400rpm at 2-pole motor
1,x= Work in 3.2 ~ 320Hz Hall frequency, 192 ~ 19200rpm at 2-pole motor
B5
B5
n/a
B5
n/a
0
0
0
17
ANG4
n/a
n/a
B4
B4
B4
0
0
0
HREG
n/a
B3
B3
ANG3
0
0
B3
0
Continued on the following page…
HC_INV
n/a
B2
B2
ANG2
0
0
B2
0
HB_INV
ANG1
n/a
B1
B1
B1
0
0
0
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HA_INV
ANG0
n/a
B0
B0
B0
0
0
0