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wideband
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Extract io (#25) 

* LEDs for BL

* more reuse

* Windows exists

* extract NERNST pin

* Matt is asking to move

Co-authored-by: rusefillc <sdfsdfqsf2334234234>
This commit is contained in:
rusefillc 2021-11-08 01:52:13 -05:00 committed by GitHub
parent 89b272e3b1
commit b1372e47f6
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 28 additions and 16 deletions
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2
.gitattributes vendored Normal file
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@ -0,0 +1,2 @@
*.sh text eol=lf

18
firmware/boards/f0_module/bootloader/bootloader.cpp
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@ -2,6 +2,7 @@
#include "hal.h"
#include "flash.h"
#include "../io_pins.h"
#include <cstring>
@ -244,24 +245,23 @@ int main(void) {
chThdCreateStatic(waBootloaderThread, sizeof(waBootloaderThread), NORMALPRIO + 1, BootloaderThread, nullptr);
// PB5 is blue LED
palSetPadMode(GPIOB, 5, PAL_MODE_OUTPUT_PUSHPULL);
// PB6 is green LED
palSetPadMode(GPIOB, 6, PAL_MODE_OUTPUT_PUSHPULL);
palTogglePad(GPIOB, 6);
palSetPadMode(BLUE_LED_PORT, BLUE_LED_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GREEN_LED_PORT, GREEN_LED_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palTogglePad(GREEN_LED_PORT, GREEN_LED_PIN);
for (size_t i = 0; i < 20; i++)
{
palTogglePad(GPIOB, 5);
palTogglePad(GPIOB, 6);
palTogglePad(BLUE_LED_PORT, BLUE_LED_PIN);
palTogglePad(GREEN_LED_PORT, GREEN_LED_PIN);
chThdSleepMilliseconds(40);
}
// Block until booting the app is allowed and CRC matches
while (bootloaderBusy || !isAppValid())
{
palTogglePad(GPIOB, 5);
palTogglePad(GPIOB, 6);
palTogglePad(BLUE_LED_PORT, BLUE_LED_PIN);
palTogglePad(GREEN_LED_PORT, GREEN_LED_PIN);
chThdSleepMilliseconds(200);
}

8
firmware/boards/f0_module/io_pins.h Normal file
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@ -0,0 +1,8 @@
#define BLUE_LED_PORT GPIOB
#define BLUE_LED_PIN 5
#define GREEN_LED_PORT GPIOB
#define GREEN_LED_PIN 6
#define NERNST_ESR_DRIVER_PORT GPIOB
#define NERNST_ESR_DRIVER_PIN 7

7
firmware/main.cpp
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@ -8,6 +8,7 @@
#include "pump_dac.h"
#include "sampling.h"
#include "uart.h"
#include "io_pins.h"
/*
@ -33,10 +34,10 @@ int main() {
if (fault == Fault::None)
{
// blue is off
palClearPad(GPIOB, 5);
palClearPad(BLUE_LED_PORT, BLUE_LED_PIN);
// Green is blinking
palTogglePad(GPIOB, 6);
palTogglePad(GREEN_LED_PORT, GREEN_LED_PIN);
// Slow blink if closed loop, fast if not
chThdSleepMilliseconds(IsRunningClosedLoop() ? 700 : 50);
@ -50,7 +51,7 @@ int main() {
for (int i = 0; i < 2 * static_cast<int>(fault); i++)
{
// Blue is blinking
palTogglePad(GPIOB, 5);
palTogglePad(BLUE_LED_PORT, BLUE_LED_PIN);
// fast blink
chThdSleepMilliseconds(300);

9
firmware/sampling.cpp
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@ -6,11 +6,12 @@
#include "wideband_config.h"
#include "port.h"
#include "io_pins.h"
// Stored results
float nernstAc = 0;
float nernstDc = 0;
volatile float pumpCurrentSenseVoltage = 0;
static float nernstAc = 0;
static float nernstDc = 0;
static volatile float pumpCurrentSenseVoltage = 0;
constexpr float f_abs(float x)
{
@ -29,7 +30,7 @@ static void SamplingThread(void*)
auto result = AnalogSample();
// Toggle the pin after sampling so that any switching noise occurs while we're doing our math instead of when sampling
palTogglePad(GPIOB, 7);
palTogglePad(NERNST_ESR_DRIVER_PORT, NERNST_ESR_DRIVER_PIN);
float r_1 = result.NernstVoltage;