From 48fa36ee26b91de5b64fc0b4263f1a7f12d5b6fc Mon Sep 17 00:00:00 2001 From: Romain Forlot Date: Fri, 27 Jan 2017 14:01:41 +0000 Subject: Added OBDII header file describing predefined PIDs Change-Id: I1fcb303c45b0de5b13cd8867fe18de0b76dcd610 Signed-off-by: Romain Forlot --- obdII.h | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 obdII.h diff --git a/obdII.h b/obdII.h new file mode 100644 index 00000000..968ec804 --- /dev/null +++ b/obdII.h @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2015, 2016 "IoT.bzh" + * Author "Romain Forlot" + * + * 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 }, +}; -- cgit 1.2.3-korg