NXP Semiconductors S12ZVM-EWP User Manual Download Page 12

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Hardware Introduction

– Schematics 1

MCU circuit

BDM and SCI
(FreeMASTER)

Voltage reference
for current sampling

Controlled by EVDD
for power management

LIN and PWM are using one wire
Meanwhile It can achieve the PWM
feedback function by corporation with
the MASTER

Summary of Contents for S12ZVM-EWP

Page 1: ...EXTERNAL USE 0 S12ZVM EWP USER GUIDE HARDWARE Ultra Reliable MCUs for Industrial and Automotive Applications nxp com S12ZVM EWP ...

Page 2: ...1 Contents Hardware Setup Hardware Consideration SCH and PCB ...

Page 3: ...HARDWARE SETUP ...

Page 4: ...p 1 Solder 2 wires and connect the S12ZVM EWP with DC power supply Set the voltage to 12V and the current limit to 7 0A If want to test PWM LIN solder the orange wire PWM LIN Do not turn power on this moment ...

Page 5: ...4 Step 2 Solder 3 wires and connect to the 3 phase water pump or other PMSMs ...

Page 6: ...tep 3 Connect PE Multilink debugger to BDM port H1 onboard and PC If you want to connect FreeMASTER by SCI please solder H1 port 3 wires on the other side of PCB connect TX RX and GND to a SCI to USB tool ...

Page 7: ...ware package change the MCAT parameters to compatible with your PMSM Download the firmware to the board and using FreeMASTER to control your PMSM If you have issues about the firmware download or debug please following software user manual for more information Step 4 ...

Page 8: ...HARDWARE CONSIDERATION ...

Page 9: ...8 Heat Dissipation If water pump or PMSM running with big load S12ZVM and MOSFETs will produce heat So be careful If heat accumulate and very hot using some heat sink or cooling fan can help ...

Page 10: ...9 Motor running direction If motor running in the wrong direction 2 methods can help Change the 2 wires of motor phases Set the motor speed to the minus speed ...

Page 11: ...SCH AND PCB ...

Page 12: ...tics 1 MCU circuit BDM and SCI FreeMASTER Voltage reference for current sampling Controlled by EVDD for power management LIN and PWM are using one wire Meanwhile It can achieve the PWM feedback function by corporation with the MASTER ...

Page 13: ...12 Hardware Introduction Schematics 2 Power inverter circuit including current sampling TVS for critical pin protection recommend Power input and reverse protection Charge pump circuit ...

Page 14: ...13 Hardware Introduction PCB Four layer PCB All components are in top layer good for manufactory GND are separated with Power GND and Signal GND ...

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