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roboterclubaachen
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micro-motor
µMotor miniature motor controller
GNU General Public License v3.0
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Bug in PCB rev1 // TODO for PCB rev2
#1
Closed
rleh
closed
3 years ago
rleh
commented
6 years ago
[ ] SPI MISO pull-up resistor (10k)
[ ] ~I²C pull-up resistors (4k7)~
[ ] Analog (NTC) temperature sensor instead of I²C
[ ] Measure (ADC) or detect (GPIO) the input voltage from STM32
[ ] Remove integrated magnet encoder
[ ] ~THT terminals~ Small SMD connectors (e.g.
JST GH
)
[ ] Encoder (A, B, I, GND, 5V|3.3V)
[ ] Hall sensor (U, V, W, GND, 5V|3.3V)
[ ] End switch
[ ] CAN?
[ ] Power connectors (e.g.
JST XH
)
[ ] Power supply: 20V, 6V, GND; >=5A
[ ] Combined with CAN?
[ ] Use MOSFET R_dson (4..6mΩ) instead of 5mΩ shunt resistor?
[ ] NCP4623 is
NRND
-> Replacement:
ADP7112
1mm × 1.2mm, 6-ball WLCSP
[ ] Discussion:
Fully integrated switching regulator TPS82150
for 5V (and 3.3V)?
[ ] Mechanical dimensions: ~Round~ Rectangular shape, approx. 15x25mm²
To be continued...
rleh
commented
3 years ago
Done.
To be continued...