II'm looking for someone who can make me the schematic and design of a 40mm x 26mm PCB for a single-axis brushless motor controller like the one in the photo.
I think that would work like this
Components:
- Batery_1S_4S: (+) -> VIN_LM2596, (-) -> GND
- LM2596:
- VIN -> Bateriy_1S_4S(+)
- VOUT -> 5V (AMS1117_VIN, DRV8313_VM, CP2102_VBUS)
- GND -> GND
- C10: 100uF (VIN to GND)
- C11: 220uF (VOUT to GND)
- L1: 33uH
- R5: 1.5kΩ (feedback)
- R6: 4.7kΩ (feedback)
- C12: 0.1uF (VOUT to GND)
- STM32F103:
- VDD -> 3.3V (AMS1117_VOUT)
- GND -> GND
- PA8 -> DRV8313_IN1
- PA9 -> DRV8313_IN2, CP2102_RXD
- PA10 -> DRV8313_IN3, CP2102_TXD
- PB6 -> MPU6050_SCL
- PB7 -> MPU6050_SDA
- PB1 -> LED (via R3)
- Crystal: 8MHz (OSC_IN to OSC_OUT)
- C1: 22pF (Crystal to GND)
- C2: 22pF (Crystal to GND)
- C3: 0.1uF (VDD to GND)
- DRV8313:
- IN1 -> PA8
- IN2 -> PA9
- IN3 -> PA10
- OUT1 -> Motor_Pin1
- OUT2 -> Motor_Pin2
- OUT3 -> Motor_Pin3
- VM -> 5V (LM2596_VOUT)
- GND -> GND
- C4: 0.1uF (VM to GND)
- Motor_Brushless:
- Pin1 -> DRV8313_OUT1
- Pin2 -> DRV8313_OUT2
- Pin3 -> DRV8313_OUT3
- Connector: CONN_03
- MPU6050:
- VCC -> 3.3V (AMS1117_VOUT)
- GND -> GND
- SDA -> PB7
- SCL -> PB6
- R1: 4.7kΩ (SDA to 3.3V)
- R2: 4.7kΩ (SCL to 3.3V)
- AMS1117_3.3V:
- VIN -> 5V (LM2596_VOUT)
- VOUT -> 3.3V (STM32_VDD, MPU6050_VCC, CP2102_3.3V)
- GND -> GND
- C5: 10uF (VIN to GND)
- C6: 10uF (VOUT to GND)
- CP2102:
- VBUS -> 5V (LM2596_VOUT)
- GND -> GND
- TXD -> PA10 (STM32_RX)
- RXD -> PA9 (STM32_TX)
- 3.3V -> AMS1117_VOUT
- RST# -> GND (via C9, R4)
- C7: 0.1uF (VBUS to GND)
- C8: 1uF (3.3V to GND)
- R4: 10kΩ (RST# to 3.3V)
- C9: 0.1uF (RST# to GND)
- Mini_USB:
- VBUS -> Not connected (optional)
- D+ -> CP2102_D+
- D- -> CP2102_D-
- GND -> GND
- LED:
- Anode -> PB1 (via R3: 330Ω)
- Cathode -> GND
- Interruptor:
- Between Bateriy(+) and LM2596_VIN
Conection:
- Bateriy(+) -> Interruptor -> LM2596_VIN
- LM2596_VOUT (5V) -> AMS1117_VIN, DRV8313_VM, CP2102_VBUS
- AMS1117_VOUT (3.3V) -> STM32_VDD, MPU6050_VCC, CP2102_3.3V
- CP2102_TXD -> STM32_PA10
- CP2102_RXD -> STM32_PA9
- STM32_PA8 -> DRV8313_IN1
- STM32_PA9 -> DRV8313_IN2
- STM32_PA10 -> DRV8313_IN3
- DRV8313_OUT1/2/3 -> Motor_Pin1/2/3
- STM32_PB6 -> MPU6050_SCL
- STM32_PB7 -> MPU6050_SDA
- STM32_PB1 -> R3 -> LED -> GND
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