Changes for page Sensor Module
Last modified by Heimir Thordarson on 2026/07/05 12:56
From version 64.4
edited by Heimir Thordarson
on 2026/03/23 18:45
on 2026/03/23 18:45
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To version 63.2
edited by Heimir Thordarson
on 2026/02/26 18:04
on 2026/02/26 18:04
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... ... @@ -68,7 +68,7 @@ 68 68 69 69 == Microcontroller Pinout == 70 70 71 -The sensor module uses a microcontroller to measure and calculate the values for the analog signals. The microcontroller used in this system is the [[STM32G491RET6>>doc:.https\:www\.st\.comenmicrocontrollers-microprocessorsstm32g491re\.html.WebHome]]71 +The sensor module uses a microcontroller to measure and calculate the values for the analog signals. The microcontroller used in this system is the STM32G491RET6 72 72 73 73 (% style="width:793.6px" %) 74 74 |=(% style="width: 96px;" %)Physical Pin|=(% style="width: 102px;" %)Electrical Pin|=(% style="width: 593px;" %)Description ... ... @@ -196,9 +196,9 @@ 196 196 197 197 where: 198 198 199 -* {{mathjax}}\(x\){{/mathjax}}= The mechanical placement excluding the dead length (178mm). 199 +* {{mathjax}}\(x\){{/mathjax}} = The mechanical placement excluding the dead length (178mm). 200 200 * {{mathjax}}\(V_s\){{/mathjax}}= The supply voltage of the linear potentiometer, in this case it is 3.3 {{mathjax}}\(V\){{/mathjax}}. 201 -* {{mathjax}}\(V_{out}\){{/mathjax}}= The output voltage of the linear potentiometer. ranging from 0.033{{mathjax}}\(V\){{/mathjax}} to 3.267{{mathjax}}\(V\){{/mathjax}}. 201 +* {{mathjax}}\(V_{out}\){{/mathjax}} = The output voltage of the linear potentiometer. ranging from 0.033{{mathjax}}\(V\){{/mathjax}} to 3.267{{mathjax}}\(V\){{/mathjax}}. 202 202 203 203 === Filtering === 204 204 ... ... @@ -250,10 +250,6 @@ 250 250 251 251 The sensors output latency can be expected to be a lot shorter than the oil temperature sensor as the sensor is just a variable sensor based on placement. The limiting factor for the system which uses this information is the CAN-BUS messages from the inverters which send the information each 6.25 milliseconds. This means that the cut-off frequency cannot be any lower than 160 Hz, which will make the same type of low pass filter from the oil temperature sensor acceptable with a cut-off frequency of 1591 Hz. 252 252 253 -== Air Temperature Sensor == 254 - 255 -The main goal of the air temperature sensor is to have an onboard knowledge of the ambient temperature for datalogging and cooling system control system. The 256 - 257 257 = Bill of Materials = 258 258 259 259 == Circuit Board ==