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Fixed SPI Read timing issue affecting MAX283x chips (#1590)

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* Slowed SPI timing to MAX283x by 20%

* Fix temperature scaling
This commit is contained in:
Mark Thompson
2023-11-18 09:50:57 -06:00
committed by GitHub
parent de937f02d4
commit 8655027a5b
3 changed files with 3 additions and 3 deletions
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2
firmware/application/hw/max2837.cpp
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@@ -342,7 +342,7 @@ int8_t MAX2837::temp_sense() {
_map.r.rx_top.ts_adc_trigger = 0;
flush_one(Register::RX_TOP);
return value * 4.31 - 6; // reg value is 0 to 31; possible return range is -6 C to 127 C
return std::min(127, (int)(value * 4.31 - 40)); // reg value is 0 to 31; possible return range is -40 C to 127 C
}
} // namespace max2837

2
firmware/application/hw/max2839.cpp
View File

@@ -372,7 +372,7 @@ int8_t MAX2839::temp_sense() {
_map.r.rx_top_2.ts_adc_trigger = 0;
flush_one(Register::RX_TOP_2);
return value * 4.31 - 75; // reg value is 0 to 31; possible return range is -75 C to 58 C
return std::min(127, (int)(value * 4.31 - 40)); // reg value is 0 to 31; possible return range is -40 C to 127 C
}
} // namespace max2839