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https://github.com/stevenhowes/MX5-Arduino.git
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stevenhowes
61 lines
3.6 KiB
C
61 lines
3.6 KiB
C
// MAP Sensor
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const int map_sensor_min_kpa = 20; // Physical minimum of the hardware
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const int map_sensor_max_kpa = 250; // Physical maximum of the hardware
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const int map_range_min = 20; // Index 0 (min we care about)
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const int map_range_max = 100; // Index 15 (max we care about, anything >100 can be atmospheric as far as we care)
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byte map_current_index = 0; // Index
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byte map_current_value = 0; // KPA value
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// Rotation
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byte rpm_limited = 0; // Are we currently running over RPM?
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byte rpm_limited_log = 0; // Are we due a warning message
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const int rpm_range_min = 0; // Index 0
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const int rpm_range_max = 7200; // Index 15
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byte rpm_current_index = 0; // Table index of current RPM
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int rpm_current_value = 0; // Current engine RPM
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unsigned long usec_per_degree = 0; // uSec per degree of rotation at current RPM
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// Cam Angle Sensor
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unsigned long cas_sgt_lastrise = 0; // micros() of the last rise
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unsigned long cas_sgt_lastfall = 0; // "" of the last fall
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byte cas_sgt_lastvalue = 0; // The state of SGT on previous cycle
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unsigned long cas_sgc_lastrise = 0; // micros() of the last rise
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unsigned long cas_sgc_lastfall = 0; // "" of the last fall
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byte cas_sgc_lastvalue = 0; // The state of SGC on the previous cycle
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byte cas_sync_initial = 1;
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byte cas_sync_fail = 0; // We lost track of a cylinder
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byte cas_sync_fail_log = 0; // We need to output this in debug
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// Cylinder sequencing
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byte cylinder_tdc = 0; // Most recent cylinder to hit TDC
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byte cylinder_next_fire = 0; // Next cylinder due a spark
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byte cylinder_next_inject = 0; // Next cylinder due fuel
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byte cylinder_next_seq[] = {0,3,1,4,2}; // Sequential
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// Ignition
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const int coil_dwell = 4000; // 4 read from scope on factory ECU
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const int ignition_offset = 0; // Difference between sensor and real world
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// Tachometer
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const int tach_pulse_length = 5000; // 5ms equiv to dwell time on old coil at sensible RPM (tach pulse length)
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// O2 sensor
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//const int o2_min = 200; // 200mV is lean
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//const int o2_target = 450; // 450mV is 14.7:1 apparently...
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//const int o2_max = 800; // 800mv is rich
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//int o2_current_value = 0; // Curent milivolts
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// Battery
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byte battery_voltage_value = 13; // A default - is nuked quickly
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byte battery_voltage_index = 7; // The above as an index
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const int battery_cal_7v = 252; // Cal value for 7v using 10k/1k potential divider
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const int battery_cal_16v = 579; // The above for 16v
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// TPS
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byte throttle_current_value = 0; // Percentage
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byte throttle_previous_1_value = 0; // Percentage
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byte throttle_previous_2_value = 0; // Percentage
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byte throttle_delta = 0; // Difference between current and delta
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