adc ok

RotaxMonitor/src/tasks.cpp

@@ -1,6 +1,7 @@
 #include "tasks.h"
 #include <esp_timer.h>
 #include <datasave.h>
+#include <mutex>
 
 //// GLOBAL STATIC FUNCTIONS
 
@@ -38,7 +39,8 @@ void rtIgnitionTask::rtIgnitionTask_realtime(void *pvParameters)
     const rtTaskIOParams rt_rst = params->rt_io;         // copy to avoid external override
     QueueHandle_t rt_queue = params->rt_queue;
     Devices *dev = params->dev.get();
-    ADS1256 *adc = dev->m_adc_a.get();
+    ADS1256 *adc = params->name == "rtIgnTask_A" ? dev->m_adc_a.get() : dev->m_adc_b.get();
+    std::mutex& spi_mutex = params->name == "rtIgnTask_A" ? dev->m_spi_a_mutex : dev->m_spi_b_mutex;
     ExternalIO* io = dev->m_ext_io.get();
 
     TaskStatus_t rt_task_info;
@@ -234,6 +236,7 @@ void rtIgnitionTask::rtIgnitionTask_realtime(void *pvParameters)
             //  read adc channels: pickup12, out12 [ pos + neg ]
             if (adc) // read only if adc initialized
             {
+                std::lock_guard<std::mutex> lock (spi_mutex);
                 uint32_t start_adc_read = esp_timer_get_time();
                 // from peak detector circuits
                 ign_box_sts.coils12.peak_p_in = adcReadChannel(adc, ADC_CH_PEAK_12P_IN);
@@ -256,7 +259,7 @@ void rtIgnitionTask::rtIgnitionTask_realtime(void *pvParameters)
                 // [TODO] code to reset sample and hold and arm trigger level detectors
             }
             else
-                vTaskDelay(pdMS_TO_TICKS(1));
+                vTaskDelay(pdMS_TO_TICKS(2));
 
             // send essage to main loop with ignition info, by copy so local static variable is ok
             if (rt_queue)