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| author | dmlunar <root@lunar.sh> | 2025-01-22 16:47:21 +0200 |
|---|---|---|
| committer | dmlunar <root@lunar.sh> | 2025-12-02 16:02:10 +0200 |
| commit | 288b138cb59325c42d1a64d9a87e3c879494fd72 (patch) | |
| tree | 03dce50bb5118a3deb46389f191cfb6da5e9bcb9 /firmware/inc/util.h | |
| download | varpa-288b138cb59325c42d1a64d9a87e3c879494fd72.tar.gz varpa-288b138cb59325c42d1a64d9a87e3c879494fd72.zip | |
Diffstat (limited to 'firmware/inc/util.h')
| -rw-r--r-- | firmware/inc/util.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/firmware/inc/util.h b/firmware/inc/util.h new file mode 100644 index 0000000..5936a3a --- /dev/null +++ b/firmware/inc/util.h @@ -0,0 +1,46 @@ +/** + * + * Author: Dylan Muller + * Copyright (c) 2025 + * All rights reserved. + * + * - Commercial/IP use prohibited. + * - Attribution required. + * See License.txt + * + */ + +#ifndef UTIL_H_ +#define UTIL_H_ + +#include <stdint.h> + +#define UTIL_SYSTEM_VOLT ((uint32_t)3300) // (mV) +#define UTIL_CONV_BITS 12 +#define UTIL_CONV_BIT(x) (1 << x) + +#define UTIL_COUPLER_ATTEN ((int16_t)4250) // BI-DIR COUPL CAL +#define UTIL_POWER_THRESHOLD 2000 + +uint8_t util_volt_to_count( + uint16_t volt, + uint16_t* count +); + +uint8_t util_count_to_volt( + uint16_t count, + uint16_t* volt +); + +int8_t util_count_to_pwr( + uint16_t count, + int16_t* cpwr +); + +void util_print_pwr( + int16_t cpwr +); + +uint16_t util_get_free_mem(void); + +#endif |