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UM0969 数据表(PDF) 21 Page - STMicroelectronics |
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UM0969 数据表(HTML) 21 Page - STMicroelectronics |
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21 / 46 page ![]() UM0969 Description of jumpers, test pins, and connectors Doc ID 17665 Rev 2 21/46 4 Description of jumpers, test pins, and connectors The following tables give a detailed description of the jumpers, test pins, and the pinout of the connectors used. Table 6 gives a detailed description of the jumpers. Table 7 gives a detailed description of the connectors while Table 8 describes all the test pins placed on the board. Table 6. Jumpers description Jumper Selection Description W1 Present Connects tachometer signal to measure phase A Not present Disconnects tachometer signal to measure phase A W2 Present Sets the gain of phase B current op. amplifier for three-shunt configuration Not present Sets the gain of phase B current op. amplifier for single-shunt configuration W3 Present Connects tachometer signal to measure phase B Not present Disconnects tachometer signal to measure phase B W4 A position Sets the gain of phase B current op. amplifier for three-shunt configuration B position Sets the gain of phase B current op. amplifier for single-shunt configuration W5 A position Supply hall sensor\encoder with Vdd_m B position Supply hall sensor\encoder with +5 VDC W6 Present Sets the gain of phase B current op. amplifier for three-shunt configuration Not present Sets the gain of phase B current op. amplifier for single-shunt configuration W7 Present Connects tachometer signal to measure phase C Not present Disconnects tachometer signal to measure phase C W8 Present Enable tachometer signal Not present Disable tachometer signal W9 Present Set Vdd_m to +5 VDC Not present Set Vdd_m as the same voltage of MCU W10 Present Supplies direct driving board through the J3 connector (max. current 50 mA) Not present Separated voltage W11 Present Set Vdd_m to +3.3 VDC Not present Set Vdd_m as the same voltage of MCU W12 A position Applies shunt resistor to C phase emitter leg B position Setting for single-shunt configuration W13 A position Applies shunt resistor to A phase emitter leg B position Setting for single-shunt configuration W14 Present “OTP” protection enabled Not present “OTP” protection disabled |
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