me/IronOS
1
0
Fork 1
mirror of https://github.com/Ralim/IronOS.git synced 2025-02-26 07:53:55 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Backport some master changes

Browse Source
This commit is contained in:
Ben V. Brown
2020-09-17 19:05:55 +10:00
parent b4c8fc2aab
commit 8074255b9e
23 changed files with 754 additions and 581 deletions
Download Patch File Download Diff File Expand all files Collapse all files

78
workspace/TS100/Core/BSP/Pine64/BSP.cpp
View File

@@ -10,6 +10,8 @@
#include "systick.h"
#include <IRQ.h>
//2 second filter (ADC is PID_TIM_HZ Hz)
history<uint16_t, PID_TIM_HZ> rawTempFilter = {{0}, 0, 0};
void resetWatchdog() {
//TODO
}
@@ -24,9 +26,79 @@ uint16_t getTipInstantTemperature() {
return sum; // 8x over sample
}
// Timer callbacks
// TODO
// Handle callback of the PWM modulator to enable / disable the output PWM
uint16_t getTipRawTemp(uint8_t refresh)
{
if (refresh)
{
uint16_t lastSample = getTipInstantTemperature();
rawTempFilter.update(lastSample);
return lastSample;
}
else
{
return rawTempFilter.average();
}
}
uint16_t getHandleTemperature()
{
#ifdef TEMP_TMP36
// We return the current handle temperature in X10 C
// TMP36 in handle, 0.5V offset and then 10mV per deg C (0.75V @ 25C for
// example) STM32 = 4096 count @ 3.3V input -> But We oversample by 32/(2^2) =
// 8 times oversampling Therefore 32768 is the 3.3V input, so 0.1007080078125
// mV per count So we need to subtract an offset of 0.5V to center on 0C
// (4964.8 counts)
//
int32_t result = getADC(0);
result -= 4965; // remove 0.5V offset
// 10mV per C
// 99.29 counts per Deg C above 0C
result *= 100;
result /= 993;
return result;
#else
#error
#endif
}
uint16_t getInputVoltageX10(uint16_t divisor, uint8_t sample)
{
// ADC maximum is 32767 == 3.3V at input == 28.05V at VIN
// Therefore we can divide down from there
// Multiplying ADC max by 4 for additional calibration options,
// ideal term is 467
#ifdef MODEL_TS100
#define BATTFILTERDEPTH 32
#else
#define BATTFILTERDEPTH 8
#endif
static uint8_t preFillneeded = 10;
static uint32_t samples[BATTFILTERDEPTH];
static uint8_t index = 0;
if (preFillneeded)
{
for (uint8_t i = 0; i < BATTFILTERDEPTH; i++)
samples[i] = getADC(1);
preFillneeded--;
}
if (sample)
{
samples[index] = getADC(1);
index = (index + 1) % BATTFILTERDEPTH;
}
uint32_t sum = 0;
for (uint8_t i = 0; i < BATTFILTERDEPTH; i++)
sum += samples[i];
sum /= BATTFILTERDEPTH;
if (divisor == 0)
{
divisor = 1;
}
return sum * 4 / divisor;
}
void unstick_I2C() {
// TODO