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XPC Control Target A/D Converter P10021. 4051 MUX. Counter. Internal Clock. LVAD. In/Out. Ground. Out/In. 15V. Counter. 4051 DEMUX. Motor Controller. 2 Sum. Op-Amplifiers 4 Diff. Op-Amplifiers. 4051 DEMUX. Counter. Internal Clock. PWM Generator (4 Amplifiers). Out/In. Ground.
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XPC Control Target A/D Converter P10021 4051 MUX Counter Internal Clock LVAD In/Out Ground Out/In 15V Counter 4051 DEMUX Motor Controller 2 Sum. Op-Amplifiers 4 Diff. Op-Amplifiers 4051 DEMUX Counter Internal Clock PWM Generator (4 Amplifiers) Out/In Ground 15V In/Out Counter 4051 MUX Voltage Regulator 5, 12, 15, Ground 13 Pins of DV 15
Available Cables HeartAssist 5™ Pediatric VAD Berlin Heart: INCOR Pump Cable: Silicone Current pumps on the market use a cable about the size of a coaxial line
Motor Receiver Motor Controller PWM Amps 4 Total Wireless Signal Transmission (INT) Interior Electronics (Proposed) Pump Transmitter 12-bit A/D 6 Total 72 bits 72 bits 6 signals HESA Hall Effect Sensor Array 2 Total Differential/Summing Amps 6 Total 5V 8 signals 3 currents 12V 5 bits 4 currents AMB Active Magnetic Bearing 2 Total 15V Clock FPGA For Signal Processing
Wireless Signal Transmission (EXT) Miniaturization Project Exterior Electronics (Proposed) Control XPc Target 6 signals FPGA For Signal Processing Receiver 72 bits 72 bits Motor Control Signal PWM Control Signals (4 or 8) 5 bits Transmitter 5 bits Clock • Benefits • Eliminates all signal wires • Cons • 300kHz channels require data in packets • Higher bit error rate • Limited products available • Requires 2 Wires • 15 V Line • Ground Line
Motor Multi-Channel Single Wire Signal (INT) Interior Electronics (Proposed) Pump 12-bit A/D 6 Total 72 bits 6 signals HESA Hall Effect Sensor Array 2 Total USB Transceiver Differential/Summing Amps 6 Total 5V 8 signals 72 bits 5 bits 12V 3 currents 5 bits 1 signal 1-bit Registers Motor Controller AMB Active Magnetic Bearing 2 Total 15V 4 currents PWM Amps 4 Total 4 signals
Multi-Channel Single Wire Signal (EXT) Miniaturization Project Exterior Electronics (Proposed) Control XPc Target USB Transceiver 72 bits 72 bits 5 bits 5 bits • Benefits • Allows for wider bandwidth • Decrease probability of error • More control of channel • Cons • Data rate may be too fast • Requires 3 Wires • 15 V Line • Ground Line • 1 Signal Wire
Motor Wire- “Less” Proposal (INT) Interior Electronics (Proposed) Pump 6:1 Multiplexer Differential/Summing Amps 6 Total HESA Hall Effect Sensor Array 2 Total 5V 8 signals Wired Signal Motor Controller 3 currents 12V 1:5 Multiplexer Wired Signal PWM Amps 4 Total 8 currents AMB Active Magnetic Bearing 2 Total 15V Clock 3-bit Counter
Wire- “Less” Proposal (EXT) Miniaturization Project Exterior Electronics (Proposed) 6 position signals Wired Signal Control XPc Target 1:6 Multiplexer 1 Relay Signal 3-bit Counter Clock Counter Wired Signal 5:1 Multiplexer 4 PWM Control Signals • Benefits • Cost Effective • Wired signal more reliable than wireless • Cons • Signal only available fraction of time • Will require synchronization commands with project 10021 • Requires 4 Wires • 15 V Line • Ground Line • 2 Signal Wire • (1 Clock sync wire)