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fixed water temp bug?

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This commit is contained in:
Drath Vader
2026-07-22 00:01:22 +02:00
parent c31c3d6e67
commit e816a7d8ee
1 changed files with 10 additions and 6 deletions
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16
src/aio.c
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@@ -7,7 +7,6 @@
static constexpr uint16_t usb_timeout = 250;
static constexpr uint8_t buf_size = 32; // needs 32 bc of overflow issue on these aios?
static constexpr uint8_t max_curve_points = 7;
static struct aio_params_t params = {
@@ -66,11 +65,16 @@ static void aio_post(libusb_device_handle *dev, uint8_t *req, const int req_len,
}
static float aio_get_water_temp(libusb_device_handle *dev) {
static float last_read;
static float last_read = 36.6f; // sane init value so it doenst ramp the fan up
POST_AND_GET_RESP(0xa9, 6);
const float temp = (float)resp[3] + (float)resp[4] / 10.0f;
if (temp > 10.0f && temp < 65.0f)
last_read = temp;
if (temp > 10.0f && temp < 65.0f) {
constexpr float max_change = 0.5f; // 0.5C change per refresh cycle
const float delta = temp - last_read;
last_read += fmaxf(fminf(delta, max_change), -max_change);
}
return last_read;
}
@@ -199,7 +203,7 @@ void aio_detect(struct aio_t *aio) {
aio_usb_claim(aio->handle);
applog(LOG_INF, "found Corsair AIO device at %04x:%04x, fw ver: %s. Set point is %.1fC, fan stop %s", AIO_USB_VID, AIO_USB_PID, aio_get_firmware_version(aio->handle, (char[16]){0}), (double)params.fans.setpoint, params.fans.fan_stop ? "ENABLED" : "DISABLED");
aio_set_pump_mode(aio->handle, QUIET); // needed for init ig?
aio_set_pump_mode(aio->handle, QUIET); // needed for init ig?
aio_set_color(aio->handle, AIO_COLOR_FIXED, 0, nullptr, 0); // so it doenst complain the func is unused
aio_usb_release(aio->handle);
}
@@ -225,7 +229,7 @@ void aio_update(struct aio_t *aio) {
fan_duty += error * params.fans.ctrl.Ki + slope * params.fans.ctrl.Kd;
fan_duty = clamp(fan_duty, params.fans.min_duty, params.fans.max_duty);
// applog(LOG_DBG, "Fan duty %.3f, error %.4f, slope %.4f", (double)fan_duty, (double)error * (double)params.fans.ctrl.Ki, (double)slope * (double)params.fans.ctrl.Kd);
applog(LOG_DBG, "Fan duty %.3f, error %.4f, slope %.4f", (double)fan_duty, (double)error * (double)params.fans.ctrl.Ki, (double)slope * (double)params.fans.ctrl.Kd);
SET_FANS_DUTY(aio->handle, fan_duty);
/* pump logic */