HT66FM5230 Datasheet, PDF (129/176 Pages) Holtek Semiconductor Inc – Brushless DC Motor Flash Type 8-Bit MCU

HT66FM5230
Brushless DC Motor Flash Type 8-Bit MCU
Bit 1
Bit 0
FRS: Motor Forward/Backward select
0: Forward
1: Backward
HDCEN: Hall Sensor Decoder enable
0: Disable
1: Enable
• HDCD Register
Bit
7
6
5
4
3
2
1
0
Name
—
—
—
—
—
SHC
SHB
SHA
R/W
—
—
—
—
—
R/W
R/W
R/W
POR
—
—
—
—
—
0
0
0
Bit 7~3
Bit 2
Bit 1
Bit 0
Unimplemented, read as "0"
SHC: S/W Hall C
SHB: S/W Hall B
SHA: S/W Hall A
• HDCTn Register n=0~11
Bit
7
6
Name
—
—
R/W
—
—
POR
—
—
5
HATDn
R/W
0
4
HABDn
R/W
0
3
HBTDn
R/W
0
2
HBBDn
R/W
0
1
HCTDn
R/W
0
0
HCBDn
R/W
0
Bit 7~6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Unimplemented, read as "0"
HATDn: GAT output state control
HABDn: GAB output state control
HBTDn: GBT output state control
HBBDn: GBB output state control
HCTDn: GCT output state control
HCBDn: GCB output state control
Bit value
0
1
Status
Output is low
Output is high
Output Status
• HCHK_NUM Register
Bit
7
6
Name
—
—
R/W
—
—
POR
—
—
5
4
3
2
1
0
—
HCK_N4 HCK_N3 HCK_N2 HCK_N1 HCK_N0
—
R/W
R/W
R/W
R/W
R/W
—
0
0
0
0
0
Bit 7~5
Bit 4~0
Unimplemented, read as "0"
HCK_N4 ~ HCK_N0: Hall Noise Filter check number
Rev. 1.00
129
May 13, 2013