1 2 3 4 BAT TL1A 772 TL3A 772 DL1 DL3 5819 TL1 9013 TL3 9013 RL12 100 RL32 100 5819 D C B A UL1C 74HC08 RL11 6.8k D C B A DRV-L1 Ctrl -L1 10 9 8 DRV-L1 DRV-L2 RL31 6.8k BAT Gnd1 3.3V BAT DRV-L3 UL1D 74HC08 TL2A 882 TL4A 882 Gnd1 12 13 TL2 9012 TL4 9012 11 3.3V DL2 5819 DL4 5819 3.3V RL22 100 RL42 100 Ctrl-L2 3.3V Gnd1 Ctrl -L1 Ctrl -L2 Ctrl -L3 Ctrl -R1 Ctrl -R2 Ctrl -R3 Gnd UL1B 74HC08 RL21 DRV-L2 Ctrl-L1 5 4 6.8k RL1 1k 6 3 DRV-L3 DRV-L4 DL5 RL41 6.8k RED MD-L DRV-L4 UL1A 74HC08 2 1 DL6 GREEN RL2 1k 1 2 Ctrl -L3 BAT UR1D 74HC08 TR1A 772 TR3A 772 Ctrl -R1 13 12 DR1 5819 DR3 11 8 DRV-R1 DRV-R2 Gnd TR1 9013 TR3 9013 RR12 100 RR32 100 5819 RR11 6.8k DRV-R1 UR1C 74HC08 10 9 RR31 6.8k Ctrl-R2 DRV-R3 3.3V TR2A 882 TR4A 882 TR2 9012 TR4 9012 UR1A 74HC08 3.3V DR2 DR4 5819 RR22 100 RR42 100 Ctrl -R1 2 1 3 6 DRV-R3 DRV-R4 3.3V （2个 IC的退耦电容） Gnd1 5819 RR21 DRV-R2 UR1B 74HC08 CL1 104 CR1 104 6.8k RR1 1k 5 4 DR5 RR41 6.8k RED Ctrl-R3 MD-R DRV-R4 2 1 DR6 GREEN RR2 1k Title 直流电机 H 桥驱动器部分 Revision Size A4 Number SCH2007-003 Date: File: 30-Apr-2007 E:\DINGQI\..\SUMO-DRV.SCH Sheet Drawn By: of MiniSumo-2 Embedream 1 2 3 4