Added OBDII header file describing predefined PIDs

Change-Id: I1fcb303c45b0de5b13cd8867fe18de0b76dcd610
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>

1 files changed, 53 insertions, 0 deletions

diff --git a/obdII.h b/obdII.h
new file mode 100644
index 0000000..968ec80
--- /dev/null
+++ b/obdII.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2015, 2016 "IoT.bzh"
+ * Author "Romain Forlot" <romain.forlot@iot.bzh>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ *  A representation of an OBD-II PID.
+ *
+ * pid - The 1 byte PID.
+ * name - A human readable name to use for this PID when published.
+ * frequency - The frequency to request this PID if supported by the vehicle
+ *      when automatic, recurring OBD-II requests are enabled.
+ */
+typedef struct _Obd2Pid {
+    uint8_t pid;
+    const char* name;
+    float frequency;
+} Obd2Pid;
+
+/*
+ * Pre-defined OBD-II PIDs to query for if supported by the vehicle.
+ */
+const Obd2Pid OBD2_PIDS[] = {
+    { pid: 0xc, name: "engine_speed", frequency: 5 },
+    { pid: 0xd, name: "vehicle_speed", frequency: 5 },
+    { pid: 0x4, name: "engine_load", frequency: 5 },
+    { pid: 0x5, name: "engine_coolant_temperature", frequency: 1 },
+    { pid: 0x33, name: "barometric_pressure", frequency: 1 },
+    { pid: 0x4c, name: "commanded_throttle_position", frequency: 1 },
+    { pid: 0x27, name: "fuel_level", frequency: 1 },
+    { pid: 0xf, name: "intake_air_temperature", frequency: 1 },
+    { pid: 0xb, name: "intake_manifold_pressure", frequency: 1 },
+    { pid: 0x1f, name: "running_time", frequency: 1 },
+    { pid: 0x11, name: "throttle_position", frequency: 5 },
+    { pid: 0xa, name: "fuel_pressure", frequency: 1 },
+    { pid: 0x10, name: "mass_airflow", frequency: 5 },
+    { pid: 0x5a, name: "accelerator_pedal_position", frequency: 5 },
+    { pid: 0x52, name: "ethanol_fuel_percentage", frequency: 1 },
+    { pid: 0x5c, name: "engine_oil_temperature", frequency: 1 },
+    { pid: 0x63, name: "engine_torque", frequency: 1 },
+};