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Add BME280 over SPI

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This commit is contained in:
Edward Emelianov
2025-10-05 00:10:02 +03:00
parent f994799353
commit 17b4d714e0
16 changed files with 826 additions and 39 deletions
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19
F3:F303/MLX90640-allsky/hardware.h
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@@ -25,7 +25,24 @@
#define USBPU_ON() pin_clear(USBPU_port, USBPU_pin)
#define USBPU_OFF() pin_set(USBPU_port, USBPU_pin)
// SPI_CS - PB2
#define SPI_CS_1() pin_set(GPIOB, 1<<2)
#define SPI_CS_0() pin_clear(GPIOB, 1<<2)
// interval of environment measurements, ms
#define ENV_MEAS_PERIOD (10000)
typedef struct{
float T; // temperature, degC
float Tdew; // dew point, degC
float P; // pressure, Pa
float H; // humidity, percents
uint32_t Tmeas; // time of measurement
} bme280_t;
extern volatile uint32_t Tms;
void hw_setup();
int bme_init();
void bme_process();
int get_environment(bme280_t *env);