stevenhowes/MX5-Arduino
1
0
Fork 0
mirror of https://github.com/stevenhowes/MX5-Arduino.git synced 2026-05-26 15:53:40 +01:00
Code Issues Packages Projects Releases Wiki Activity

Calculate as if doing sequential ignition but process as wasted spark. Makes injection easier as it can share the same sequencing.

Browse Source
This commit is contained in:
Steve Howes
2018-09-14 20:24:47 +01:00
parent b0d2f98594
commit c04e79e81e
2 changed files with 7 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cas.ino
+5 -5
View File
@@ -44,7 +44,7 @@ void cas_process()
{ {
// If we've arrived at cylinder 1 unexpectedly then we need to know! // If we've arrived at cylinder 1 unexpectedly then we need to know!
// We'll drop sparks until we're back and log it // We'll drop sparks until we're back and log it
if(cylinder_next[cylinder_tdc] != 1) if(cylinder_next_seq[cylinder_tdc] != 1)
{ {
cas_sync_fail=1; cas_sync_fail=1;
cas_sync_fail_log=1; cas_sync_fail_log=1;
@@ -60,20 +60,20 @@ void cas_process()
} }
else else
{ {
cylinder_tdc = cylinder_next[cylinder_tdc]; cylinder_tdc = cylinder_next_seq[cylinder_tdc];
} }
// Schedule next cylinder, this one is already past TDC // Schedule next cylinder, this one is already past TDC
cylinder_next_fire = cylinder_next[cylinder_tdc]; cylinder_next_fire = cylinder_next_seq[cylinder_tdc];
// If we're out of sync, we kill ignition for a bit for now. Same if we're at crazy RPM // If we're out of sync, we kill ignition for a bit for now. Same if we're at crazy RPM
if((cas_sync_fail == 0) && (rpm_limited == 0)) if((cas_sync_fail == 0) && (rpm_limited == 0))
{ {
if(cylinder_next_fire == 1) if((cylinder_next_fire == 1) || (cylinder_next_fire == 4))
{ {
task_coil1_fire = micros() + (usec_per_degree * (180 + ignition_offset - table_ignition[rpm_current_index + (map_current_index << 4)])); task_coil1_fire = micros() + (usec_per_degree * (180 + ignition_offset - table_ignition[rpm_current_index + (map_current_index << 4)]));
task_coil1_charge = task_coil1_fire - (coil_dwell + table_dwell[battery_voltage_index]); task_coil1_charge = task_coil1_fire - (coil_dwell + table_dwell[battery_voltage_index]);
}else if(cylinder_next_fire == 2) }else if((cylinder_next_fire == 2) || (cylinder_next_fire == 3))
{ {
task_coil2_fire = micros() + (usec_per_degree * (180 + ignition_offset - table_ignition[rpm_current_index + (map_current_index << 4)])); task_coil2_fire = micros() + (usec_per_degree * (180 + ignition_offset - table_ignition[rpm_current_index + (map_current_index << 4)]));
task_coil2_charge = task_coil2_fire - (coil_dwell + table_dwell[battery_voltage_index]); task_coil2_charge = task_coil2_fire - (coil_dwell + table_dwell[battery_voltage_index]);
data.h
+2 -2
View File
@@ -31,8 +31,8 @@ byte cas_sync_fail_log = 0; // We need to output t
// Cylinder sequencing // Cylinder sequencing
byte cylinder_tdc = 0; // Most recent cylinder to hit TDC byte cylinder_tdc = 0; // Most recent cylinder to hit TDC
byte cylinder_next_fire = 0; // Next cylinder due a spark byte cylinder_next_fire = 0; // Next cylinder due a spark
//byte cylinder_next_inject = 0; // Next cylinder due fuel byte cylinder_next_inject = 0; // Next cylinder due fuel
byte cylinder_next[] = {0,2,1,2,1}; // Can be 0,3,1,4,2 if we ever go sequential byte cylinder_next_seq[] = {0,3,1,4,2}; // Sequential
// Ignition // Ignition
const int coil_dwell = 4000; // 4 read from scope on factory ECU const int coil_dwell = 4000; // 4 read from scope on factory ECU