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HT45FM2C Datasheet(PDF) 111 Page - Holtek Semiconductor Inc |
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HT45FM2C Datasheet(HTML) 111 Page - Holtek Semiconductor Inc |
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111 / 171 page  Rev. 1.10 110 �a� �0� �01� Rev. 1.10 111 �a� �0� �01� HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU Preliminar� Polarity Function ThisfunctionallowssetupoftheexternalgatedrivetransistorOn/Offpolaritystatus.Asingle register,PLC,isusedforoverallcontrol. PLC Register Bit 7 6 5 4 3 2 1 0 Name — — PCBC PCTC PBBC PBTC PABC PATC R/W — — R/W R/W R/W R/W R/W R/W POR — — 0 0 0 0 0 0 Bit7~6 Unimplemented,readas"0" Bit 5 PCBC: CpairBottomportGateoutputinversecontrol Bit 4 PCTC: CpairTopportGateoutputinversecontrol Bit 3 PBBC: BpairBottomportGateoutputinversecontrol Bit 2 PBTC: BpairTopportGateoutputinversecontrol Bit 1 PABC: ApairBottomportGateoutputinversecontrol Bit 0 PATC: ApairTopportGateoutputinversecontrol Bit Value Status 0 Output not inverted 1 Output inverted PLC Register Values NotethatthedefaultoutputpinGAT/GAB/GBT/GBB/GCT/GCBstatusishighimpedance. Hall Sensor Decoder ThisdevicecontainsafullyintegratedHallSensordecoderfunctionwhichinterfacestotheHall SensorsintheBLDCmotorfordirectionalandspeedcontrol. Hall Sensor Dcoder 12x6 Regsietr HDCD HC HB HA SHA SHB SHC SA SB SC HDMS HDCR FRS BRKE HAT HAB HBT HBB HCT HCB Mask AT0 AB0 BT0 BB0 CT0 CB0 0 1 HDCEN PWMO PWMB BRKE PROTECT Hall Noise Filter Hall Delay CKT HCHK_NUM HNF_MSEL CTM-Int x3 HDLY_MSEL CTM_SEL[1:0] Hall Sensor Decoder Block Diagram TheHallSensorinputsignalsareselectedbysettingtheHDMSbithigh.IftheHDMSbitiszero thenSHA/SHB/SHCwillbeusedinsteadoftheactualHallSensorsignals. |
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