diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/ao_convert_pa.c | 8 | ||||
| -rw-r--r-- | src/micropeak/ao_pins.h | 3 | ||||
| -rw-r--r-- | src/micropeak/ao_report_tiny.c | 4 |
3 files changed, 8 insertions, 7 deletions
diff --git a/src/core/ao_convert_pa.c b/src/core/ao_convert_pa.c index 55fe6e7d..fe6e0ef6 100644 --- a/src/core/ao_convert_pa.c +++ b/src/core/ao_convert_pa.c @@ -43,13 +43,13 @@ ao_pa_to_altitude(int32_t pa) if (pa < 0) pa = 0; - if (pa > 120000) - pa = 120000; + if (pa > 120000L) + pa = 120000L; o = pa >> ALT_SHIFT; part = pa & ALT_MASK; - low = (alt_t) FETCH_ALT(o) * (ALT_SCALE - part); - high = (alt_t) FETCH_ALT(o+1) * part + (ALT_SCALE >> 1); + low = (int32_t) FETCH_ALT(o) * (ALT_SCALE - part); + high = (int32_t) FETCH_ALT(o+1) * part + (ALT_SCALE >> 1); return (low + high) >> ALT_SHIFT; } diff --git a/src/micropeak/ao_pins.h b/src/micropeak/ao_pins.h index 257b8694..63e9cb1b 100644 --- a/src/micropeak/ao_pins.h +++ b/src/micropeak/ao_pins.h @@ -57,8 +57,9 @@ #define I2C_PIN_SDA PINB0 #define AO_CONST_ATTRIB PROGMEM +typedef int32_t alt_t; #define FETCH_ALT(o) ((alt_t) pgm_read_dword(&altitude_table[o])) -#define AO_ALT_VALUE(x) ((x) * 10) +#define AO_ALT_VALUE(x) ((x) * (alt_t) 10) #endif /* _AO_PINS_H_ */ diff --git a/src/micropeak/ao_report_tiny.c b/src/micropeak/ao_report_tiny.c index 109af1ed..bdcc131e 100644 --- a/src/micropeak/ao_report_tiny.c +++ b/src/micropeak/ao_report_tiny.c @@ -38,8 +38,8 @@ ao_report_digit(uint8_t digit) __reentrant void ao_report_altitude(void) { - __pdata int16_t agl = ao_max_height; - __xdata uint8_t digits[10]; + __pdata alt_t agl = ao_max_height; + static __xdata uint8_t digits[11]; __pdata uint8_t ndigits, i; if (agl < 0) |