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Changes for page Power controller

Last modified by Mathias Larsen on 2026/09/24 21:21
From version 4.2
edited by Mathias Larsen
on 2026/05/24 17:48
Change comment: There is no comment for this version
To version 14.2
edited by Mathias Larsen
on 2026/08/22 16:09
Change comment: (Autosaved)

Summary

Details

Page properties
Content
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1 +== Connector pinout ==
2 +
3 +|=(% style="width: 658px;" %)Pin|=(% style="width: 205px;" %) |= |=
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41 +
42 +
43 +
44 +== Microcontroller Pinout ==
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
47 +
48 +
1 1  |=Physical pin|=Electrical pin|=(((
2 2  Description
3 3  )))
... ... @@ -4,43 +4,47 @@
4 4  |1|VBAT|Power source from a backup battery if a RTC would be used (Connected to +3V3 in this case)
5 5  |5|OSC_IN|Clock input (8MHz oscillator)
6 6  |7|NRST|Negative reset which can be connected to a button (Connected to +3V3)
7 -|8|PA0|Curren
8 -|9|PA1|
9 -|10|PA2|
10 -|11|PA3|
11 -|12|PA4|
12 -|13|PA5|
13 -|14|PA6|
14 -|15|PA7|
15 -|16|PB0|
16 -|17|PB1|
17 -|18|PB2|
18 -|19|VSSA|
19 -|20|VREF|
20 -|21|VDDA|
21 -|22|PB10|
22 -|23|VSS|
23 -|24|VDD|
24 -|25|PB11|
25 -|26|PB12|
26 -|29|PB15|
27 -|30|PA8|
28 -|31|PA9|
29 -|32|PA10|
30 -|33|PA11|
31 -|34|PA12|
32 -|35|VSS|
33 -|36|VDD|
34 -|37|PA13|
35 -|38|PA14|
36 -|40|PB3|
37 -|41|PB4|
38 -|42|PB5|
39 -|43|PB6|
40 -|44|PB7|
41 -|45|PB8|
42 -|46|PB9|
43 -|47|VSS|
44 -|48|VDD|
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
66 +|19|VSSA|Voltage source: Ground
67 +|20|VREF|Voltage reference (Internal voltage refferance)
68 +|21|VDDA|Voltage source: Power (+3V3)
69 +|22|PB10|Digital output: LED 8
70 +|23|VSS|Voltage source: Ground
71 +|24|VDD|Voltage source: Power (+3V3)
72 +|25|PB11|Current 1 Internal components
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
82 +|35|VSS|Voltage source: Ground
83 +|36|VDD|Voltage source: Power (+3V3)
84 +|37|PA13|SWDIO
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
92 +|46|PB9|LED 7
93 +|47|VSS|Voltage source: Ground
94 +|48|VDD|Voltage source: Power (+3V3)
45 45  
46 -
96 +== Features to add ==
97 +
98 +Add mosfets to cut power if the Lv battery is to low to save power