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authorSelene ToyKeeper2020-07-06 14:24:28 -0600
committerSelene ToyKeeper2020-07-06 14:24:28 -0600
commit24270b394a0119bff8681ed75c1e21876c11439f (patch)
tree432756e4b5bf26bac78c7809128d52e0d531262c /spaghetti-monster/fsm-adc.h
parentadded a compile flag to fix compatibility with GCC 7/8/9's new semantics for ... (diff)
parentmerged in support for Noctigon K1-SBT90.2 (diff)
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merged nearly a year of updates from the fsm branch, including the new product map
Diffstat (limited to 'spaghetti-monster/fsm-adc.h')
-rw-r--r--spaghetti-monster/fsm-adc.h32
1 files changed, 20 insertions, 12 deletions
diff --git a/spaghetti-monster/fsm-adc.h b/spaghetti-monster/fsm-adc.h
index 274fb4d..241dee4 100644
--- a/spaghetti-monster/fsm-adc.h
+++ b/spaghetti-monster/fsm-adc.h
@@ -38,9 +38,24 @@
#define VOLTAGE_FUDGE_FACTOR 5
#endif
#endif
+
+volatile uint8_t irq_adc = 0; // ADC interrupt happened?
+uint8_t adc_sample_count = 0; // skip the first sample; it's junk
+uint8_t adc_channel = 0; // 0=voltage, 1=temperature
+uint16_t adc_raw[2]; // last ADC measurements (0=voltage, 1=temperature)
+uint16_t adc_smooth[2]; // lowpassed ADC measurements (0=voltage, 1=temperature)
+// ADC code is split into two parts:
+// - ISR: runs immediately at each interrupt, does the bare minimum because time is critical here
+// - deferred: the bulk of the logic runs later when time isn't so critical
+uint8_t adc_deferred_enable = 0; // stop waiting and run the deferred code
+void adc_deferred(); // do the actual ADC-related calculations
+
+static inline void ADC_voltage_handler();
volatile uint8_t voltage = 0;
-volatile uint8_t adcint_enable; // kludge, because adc auto-retrigger won't turn off
+#ifdef USE_LVP
void low_voltage();
+#endif
+
#ifdef USE_BATTCHECK
void battcheck();
#ifdef BATTCHECK_VpT
@@ -50,14 +65,10 @@ void battcheck();
#define USE_BLINK_DIGIT
#endif
#endif
-#endif
+#endif // ifdef USE_LVP
#ifdef USE_THERMAL_REGULATION
-// default 5 seconds between thermal regulation events
-#ifndef THERMAL_WARNING_SECONDS
-#define THERMAL_WARNING_SECONDS 5
-#endif
// try to keep temperature below 45 C
#ifndef DEFAULT_THERM_CEIL
#define DEFAULT_THERM_CEIL 45
@@ -70,16 +81,13 @@ void battcheck();
#ifndef THERM_CAL_OFFSET
#define THERM_CAL_OFFSET 0
#endif
-// temperature now, in C (ish) * 2 (14.1 fixed-point)
+// temperature now, in C (ish)
volatile int16_t temperature;
-// temperature in a few seconds, in C (ish) * 2 (14.1 fixed-point)
-volatile int16_t projected_temperature; // Fight the future!
uint8_t therm_ceil = DEFAULT_THERM_CEIL;
int8_t therm_cal_offset = 0;
-//void low_temperature();
-//void high_temperature();
volatile uint8_t reset_thermal_history = 1;
-#endif
+static inline void ADC_temperature_handler();
+#endif // ifdef USE_THERMAL_REGULATION
inline void ADC_on();