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Changes for page Power controller

Last modified by Mathias Larsen on 2026/09/24 21:21
From version 14.3
edited by Mathias Larsen
on 2026/08/22 16:11
Change comment: (Autosaved)
To version 7.1
edited by Mathias Larsen
on 2026/05/25 11:55
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
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1 -== Connector pinout ==
1 +
2 2  
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41 -
42 -
43 -
44 44  == Microcontroller Pinout ==
45 45  
46 -The power controller uses a microcontroller to control the pumps, fans, buzzer, and brake light. It also features current monitoring and LED indicators. The Microcontroller used in this system is STM32G431CBT6
5 +The power controller uses a microcontroller to control the pumps, fans, buzzer, and brake light. It also features current monitoring and LED indicators. The Microcontroller used in this system is STM32G431CBT6 D
47 47  
48 48  
49 49  |=Physical pin|=Electrical pin|=(((
... ... @@ -52,47 +52,43 @@
52 52  |1|VBAT|Power source from a backup battery if a RTC would be used (Connected to +3V3 in this case)
53 53  |5|OSC_IN|Clock input (8MHz oscillator)
54 54  |7|NRST|Negative reset which can be connected to a button (Connected to +3V3)
55 -|8|PA0|Analog signal: Current 6 Supply 24V resserve
56 -|9|PA1|Analog signal: Current 7 Supply 24V resserve
57 -|10|PA2|Analog signal: Current 5 Supply sensor card
58 -|11|PA3|Analog signal: Current 4 Supply front
59 -|12|PA4|Analog signal: Current 3 Supply accumulator
60 -|13|PA5|Analog signal: Current 2 Supply fans
61 -|14|PA6|Digital output LED 9
62 -|15|PA7|Digital output LED 2
63 -|16|PB0|Analog signal Current 8 Supply buzzer, brake light
64 -|17|PB1|PWM: enable Fan 1
65 -|18|PB2|Input: V-sense
14 +|8|PA0|Current 6 Supply 24V resserve
15 +|9|PA1|Current 7 Supply 24V resserve
16 +|10|PA2|Current 5 Supply sensor card
17 +|11|PA3|Current 4 Supply front
18 +|12|PA4|Current 3 Supply accumulator
19 +|13|PA5|Current 2 Supply fans
20 +|14|PA6|LED 9
21 +|15|PA7|LED 2
22 +|16|PB0|Current 8 Supply buzzer, brake light
23 +|17|PB1|PWM enable Fan 1
24 +|18|PB2|V-sense
66 66  |19|VSSA|Voltage source: Ground
67 -|20|VREF|Voltage reference (Internal voltage refferance)
26 +|20|VREF|Voltage reference (connected to +3V3)??
68 68  |21|VDDA|Voltage source: Power (+3V3)
69 -|22|PB10|Digital output: LED 8
28 +|22|PB10|LED 8
70 70  |23|VSS|Voltage source: Ground
71 71  |24|VDD|Voltage source: Power (+3V3)
72 72  |25|PB11|Current 1 Internal components
73 73  |26|PB12|Current 9 Supply 12 V Pumps inverter and datalogger 
74 -|29|PB15|PWM: enable fan 2
75 -|30|PA8|Digital output Enable buzzeer(On the car it is Brake light)
76 -|31|PA9|(((
77 -Digital output Enable brake light(On the car it is the buzzer)
78 -)))
79 -|32|PA10|Input ASMS signal
80 -|33|PA11|CAN-BUS RXD
81 -|34|PA12|CAN-BUS TXD
33 +|29|PB15|PWM fan
34 +|30|PA8|Enable buzzeer
35 +|31|PA9|Enable brake light
36 +|32|PA10|ASMS signal
37 +|33|PA11|CAN bus RXD
38 +|34|PA12|CAN bus TXD
82 82  |35|VSS|Voltage source: Ground
83 83  |36|VDD|Voltage source: Power (+3V3)
84 84  |37|PA13|SWDIO
85 85  |38|PA14|SWCLK
86 -|40|PB3|Digital output: LED 3
87 -|41|PB4|Digital output: LED 4
88 -|42|PB5|Digital output: LED 5
89 -|43|PB6|Digital output: Enable Pump 1
90 -|44|PB7|Digital output: Enable Pump 2
91 -|45|PB8|Digital output: LED 6
43 +|40|PB3|LED 3
44 +|41|PB4|LED 4
45 +|42|PB5|LED 5
46 +|43|PB6|Enable Pump 1
47 +|44|PB7|Enable Pump 2
48 +|45|PB8|LED 6
92 92  |46|PB9|LED 7
93 93  |47|VSS|Voltage source: Ground
94 94  |48|VDD|Voltage source: Power (+3V3)
95 95  
96 -== Features to add ==
97 -
98 -Add mosfets to cut power if the Lv battery is to low to save power
53 +