Merge pull request #344 from cyberman54/development

v1.7.5
This commit is contained in:
Verkehrsrot 2019-04-06 21:56:16 +02:00 committed by GitHub
commit 973c821f6d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
18 changed files with 107 additions and 88 deletions

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@ -387,9 +387,9 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
Device answers with it's current status on Port 4.
0x85 get BME680 sensor data
0x85 get BME280 / BME680 sensor data
Device answers with BME680 sensor data set on Port 7.
Device answers with BME sensor data set on Port 7.
0x86 get time/date

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@ -1,9 +1,6 @@
#ifndef _BUTTON_H
#define _BUTTON_H
#include "display.h"
#include "senddata.h"
void readButton();
#endif

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@ -20,12 +20,10 @@ int mask_user_IRQ();
int unmask_user_IRQ();
#ifdef HAS_DISPLAY
#include "display.h"
void IRAM_ATTR DisplayIRQ();
#endif
#ifdef HAS_BUTTON
#include "button.h"
void IRAM_ATTR ButtonIRQ();
#endif

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@ -7,11 +7,11 @@
#include "timekeeper.h"
//#define TIME_SYNC_TRIGGER 100 // threshold for time sync [milliseconds]
#define TIME_SYNC_FRAME_LENGTH 0x06 // timeserver answer frame length [bytes]
#define TIME_SYNC_FRAME_LENGTH 0x05 // timeserver answer frame length [bytes]
#define TIME_SYNC_FIXUP 6 // calibration to fixup processing time [milliseconds]
void send_timesync_req(void);
int recv_timesync_ans(uint8_t buf[], uint8_t buf_len);
int recv_timesync_ans(uint8_t seq_no, uint8_t buf[], uint8_t buf_len);
void process_timesync_req(void *taskparameter);
void store_time_sync_req(uint32_t t_millisec);
void IRAM_ATTR setMyTime(uint32_t t_sec, uint16_t t_msec);

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@ -154,7 +154,7 @@ time_t now(uint32_t &sysTimeMicros); // return the current time as seconds and
#endif
#ifdef usePPS
void SyncToPPS();
void IRAM_ATTR SyncToPPS();
#endif
void setTime(time_t t);
void setTime(int hr, int min, int sec, int day, int month, int yr);

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@ -260,7 +260,7 @@ time_t sysUnsyncedTime = 0; // the time sysTime unadjusted by sync
#endif
#ifdef usePPS
void SyncToPPS() {
void IRAM_ATTR SyncToPPS() {
sysTime++;
prevMicros = micros();
}

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@ -31,7 +31,7 @@ description = Paxcounter is a proof-of-concept ESP32 device for metering passeng
[common]
; for release_version use max. 10 chars total, use any decimal format like "a.b.c"
release_version = 1.7.422
release_version = 1.7.5
; DEBUG LEVEL: For production run set to 0, otherwise device will leak RAM while running!
; 0=None, 1=Error, 2=Warn, 3=Info, 4=Debug, 5=Verbose
debug_level = 3

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@ -5,7 +5,7 @@ function Decoder(bytes, port) {
var decoded = {};
if (bytes.length === 0) {
if (bytes.length === 0) {
return {};
}
@ -33,10 +33,6 @@ function Decoder(bytes, port) {
if (bytes.length === 17) {
return decode(bytes, [uint16, uptime, uint8, uint32, uint8, uint8], ['voltage', 'uptime', 'cputemp', 'memory', 'reset0', 'reset1']);
}
// epoch time answer
if (bytes.length === 5) {
return decode(bytes, [uint32, uint8], ['time', 'timestatus']);
}
}
if (port === 3) {
@ -72,9 +68,13 @@ function Decoder(bytes, port) {
if (port === 9) {
// timesync request
if (bytes.length === 1) {
decoded.timesync_seqno = bytes[0];
decoded.timesync_seqno = bytes[0];
return decoded;
}
// epoch time answer
if (bytes.length === 5) {
return decode(bytes, [uint32, uint8], ['time', 'timestatus']);
}
return decoded;
}
}

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@ -8,10 +8,12 @@ function Decoder(bytes, port) {
var i = 0;
if (bytes.length >= 2) {
decoded.wifi = (bytes[i++] << 8) | bytes[i++];}
decoded.wifi = (bytes[i++] << 8) | bytes[i++];
}
if (bytes.length === 4 || bytes.length > 15) {
decoded.ble = (bytes[i++] << 8) | bytes[i++];}
decoded.ble = (bytes[i++] << 8) | bytes[i++];
}
if (bytes.length > 4) {
decoded.latitude = ((bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
@ -52,7 +54,7 @@ function Decoder(bytes, port) {
decoded.rssi = bytes[i++];
decoded.beacon = bytes[i++];
}
if (port === 7) {
var i = 0;
decoded.temperature = ((bytes[i++] << 8) | bytes[i++]);
@ -60,19 +62,26 @@ function Decoder(bytes, port) {
decoded.humidity = ((bytes[i++] << 8) | bytes[i++]);
decoded.air = ((bytes[i++] << 8) | bytes[i++]);
}
if (port === 8) {
var i = 0;
if (bytes.length >= 2) {
decoded.battery = (bytes[i++] << 8) | bytes[i++];}
}
if (port === 9) {
if (bytes.length === 1) {
decoded.timesync_seqno = bytes[0];
decoded.battery = (bytes[i++] << 8) | bytes[i++];
}
}
return decoded;
if (port === 9) {
// timesync request
if (bytes.length === 1) {
decoded.timesync_seqno = bytes[0];
}
// epoch time answer
if (bytes.length === 5) {
var i = 0;
decoded.time = ((bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
decoded.timestatus = bytes[i++];
}
return decoded;
}
}

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@ -14,20 +14,6 @@
"to": "down",
"tot": "str"
},
{
"t": "move",
"p": "payload",
"pt": "msg",
"to": "payload.payload_raw",
"tot": "msg"
},
{
"t": "set",
"p": "payload.port",
"pt": "msg",
"to": "9",
"tot": "num"
},
{
"t": "set",
"p": "payload.confirmed",
@ -41,6 +27,20 @@
"pt": "msg",
"to": "replace",
"tot": "str"
},
{
"t": "move",
"p": "payload",
"pt": "msg",
"to": "payload.payload_raw",
"tot": "msg"
},
{
"t": "move",
"p": "port",
"pt": "msg",
"to": "payload.port",
"tot": "msg"
}
],
"action": "",
@ -68,7 +68,7 @@
"y": 120,
"wires": [
[
"9f4b8dd3.2f0d2"
"4f97d75.6c87528"
]
]
},
@ -94,10 +94,10 @@
"action": "",
"pretty": false,
"x": 260,
"y": 200,
"y": 120,
"wires": [
[
"8ed813a9.a9319"
"9f4b8dd3.2f0d2"
]
]
},
@ -106,23 +106,23 @@
"type": "switch",
"z": "449c1517.e25f4c",
"name": "Timeport",
"property": "payload",
"property": "payload.port",
"propertyType": "msg",
"rules": [
{
"t": "cont",
"v": "\"port\":9",
"vt": "str"
"t": "eq",
"v": "9",
"vt": "num"
}
],
"checkall": "true",
"repair": false,
"outputs": 1,
"x": 260,
"x": 420,
"y": 120,
"wires": [
[
"4f97d75.6c87528"
"8ed813a9.a9319"
]
]
},
@ -149,8 +149,8 @@
"name": "Decode",
"action": "",
"property": "payload.payload_raw",
"x": 420,
"y": 200,
"x": 580,
"y": 120,
"wires": [
[
"831ab883.d6a238"
@ -176,9 +176,9 @@
"id": "6190967b.01f758",
"type": "comment",
"z": "449c1517.e25f4c",
"name": "LoRaWAN Timeserver",
"name": "LoRaWAN Timeserver v1.1",
"info": "PLEASE NOTE: There is a patent filed for the time sync algorithm used in the\ncode of this file. The shown implementation example is covered by the\nrepository's licencse, but you may not be eligible to deploy the applied\nalgorithm in applications without granted license by the patent holder.",
"x": 160,
"x": 170,
"y": 40,
"wires": []
},
@ -186,12 +186,12 @@
"id": "831ab883.d6a238",
"type": "function",
"z": "449c1517.e25f4c",
"name": "Generate Time Answer",
"func": "/* LoRaWAN Timeserver\n\nconstruct 6 byte timesync_answer from gateway timestamp and node's time_sync_req\n\nbyte meaning\n0 sequence number (taken from node's time_sync_req)\n1..4 current second (from epoch time 1970)\n5 1/250ths fractions of current second\n\n*/\n\nfunction timecompare(a, b) {\n \n const timeA = a.time;\n const timeB = b.time;\n\n let comparison = 0;\n if (timeA > timeB) {\n comparison = 1;\n } else if (timeA < timeB) {\n comparison = -1;\n }\n return comparison;\n}\n\nlet confidence = 2000; // max millisecond diff gateway time to server time\n\nvar deviceMsg = { payload: msg.payload.dev_id };\nvar seqno = msg.payload.payload_raw[0];\nvar seqnoMsg = { payload: seqno };\nvar gateway_list = msg.payload.metadata.gateways;\n\n// filter all gateway timestamps that have milliseconds part (which we assume have a \".\")\nvar gateways = gateway_list.filter(function (element) {\n return (element.time.includes(\".\"));\n});\n\nvar gateway_time = gateways.map(gw => {\n return {\n time: new Date(gw.time),\n eui: gw.gtw_id,\n }\n });\nvar server_time = new Date(msg.payload.metadata.time);\n\n// validate all gateway timestamps against lorawan server_time (which is assumed to be recent)\nvar gw_timestamps = gateway_time.filter(function (element) {\n return ((element.time > (server_time - confidence) && element.time <= server_time));\n});\n\n// if no timestamp left, we have no valid one and exit\nif (gw_timestamps.length === 0) {\n var notavailMsg = { payload: \"n/a\" };\n var notimeMsg = { payload: 0xff }; \n var buf2 = Buffer.alloc(1);\n msg.payload = new Buffer(buf2.fill(0xff));\n return [notavailMsg, notavailMsg, deviceMsg, seqnoMsg, msg];}\n\n// sort time array in ascending order to find most recent timestamp for time answer\ngw_timestamps.sort(timecompare);\n\nvar timestamp = gw_timestamps[0].time;\nvar eui = gw_timestamps[0].eui;\nvar offset = server_time - timestamp;\n\nvar seconds = Math.floor(timestamp/1000);\nvar fractions = (timestamp % 1000) / 4;\n\nlet buf = new ArrayBuffer(6);\nnew DataView(buf).setUint8(0, seqno);\nnew DataView(buf).setUint32(1, seconds);\nnew DataView(buf).setUint8(5, fractions);\n\nmsg.payload = new Buffer(new Uint8Array(buf));\nvar euiMsg = { payload: eui };\nvar offsetMsg = { payload: offset };\n\nreturn [euiMsg, offsetMsg, deviceMsg, seqnoMsg, msg];",
"name": "Timeserver Logic",
"func": "/* LoRaWAN Timeserver\n\nconstruct 5 byte timesync_answer from gateway timestamp and node's time_sync_req\n\nbyte meaning\n1..4 current second (from epoch time 1970)\n5 1/250ths fractions of current second\n\nFPort = sequence number (taken from node's time_sync_req)\n\n*/\n\nfunction timecompare(a, b) {\n \n const timeA = a.time;\n const timeB = b.time;\n\n let comparison = 0;\n if (timeA > timeB) {\n comparison = 1;\n } else if (timeA < timeB) {\n comparison = -1;\n }\n return comparison;\n}\n\nlet confidence = 2000; // max millisecond diff gateway time to server time\n\n// guess if we have received a valid time_sync_req command\nif (msg.payload.payload_raw.length != 1)\n return;\n\nvar deviceMsg = { payload: msg.payload.dev_id };\nvar seqNo = msg.payload.payload_raw[0];\nvar seqNoMsg = { payload: seqNo };\nvar gateway_list = msg.payload.metadata.gateways;\n\n// filter all gateway timestamps that have milliseconds part (which we assume have a \".\")\nvar gateways = gateway_list.filter(function (element) {\n return (element.time.includes(\".\"));\n});\n\nvar gateway_time = gateways.map(gw => {\n return {\n time: new Date(gw.time),\n eui: gw.gtw_id,\n }\n });\nvar server_time = new Date(msg.payload.metadata.time);\n\n// validate all gateway timestamps against lorawan server_time (which is assumed to be recent)\nvar gw_timestamps = gateway_time.filter(function (element) {\n return ((element.time > (server_time - confidence) && element.time <= server_time));\n});\n\n// if no timestamp left, we have no valid one and exit\nif (gw_timestamps.length === 0) {\n var notavailMsg = { payload: \"n/a\" };\n var notimeMsg = { payload: 0xff }; \n var buf2 = Buffer.alloc(1);\n msg.payload = new Buffer(buf2.fill(0xff));\n return [notavailMsg, notavailMsg, deviceMsg, seqNoMsg, msg];}\n\n// sort time array in ascending order to find most recent timestamp for time answer\ngw_timestamps.sort(timecompare);\n\nvar timestamp = gw_timestamps[0].time;\nvar eui = gw_timestamps[0].eui;\nvar offset = server_time - timestamp;\n\nvar seconds = Math.floor(timestamp/1000);\nvar fractions = (timestamp % 1000) / 4;\n\nlet buf = new ArrayBuffer(5);\nnew DataView(buf).setUint32(0, seconds);\nnew DataView(buf).setUint8(4, fractions);\n\nmsg.payload = new Buffer(new Uint8Array(buf));\nmsg.port = seqNo;\nvar euiMsg = { payload: eui };\nvar offsetMsg = { payload: offset };\n\nreturn [euiMsg, offsetMsg, deviceMsg, seqNoMsg, msg];",
"outputs": 5,
"noerr": 0,
"x": 360,
"y": 340,
"x": 350,
"y": 320,
"wires": [
[
"37722d4b.08e3c2",
@ -224,7 +224,7 @@
"type": "debug",
"z": "449c1517.e25f4c",
"name": "Timeserver Gw",
"active": false,
"active": true,
"tosidebar": false,
"console": false,
"tostatus": true,

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@ -165,6 +165,7 @@ void bme_loop(void *pvParameters) {
(bme.readPressure() / 100.0); // conversion Pa -> hPa
// bme.readAltitude(SEALEVELPRESSURE_HPA);
bme_status.humidity = bme.readHumidity();
bme_status.iaq = 0; // IAQ feature not present with BME280
I2C_MUTEX_UNLOCK();
}
}

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@ -9,7 +9,7 @@ static const char TAG[] = __FILE__;
Ticker housekeeper;
void housekeeping() { xTaskNotify(irqHandlerTask, CYCLIC_IRQ, eSetBits); }
void housekeeping() { xTaskNotifyFromISR(irqHandlerTask, CYCLIC_IRQ, eSetBits, NULL); }
// do all housekeeping
void doHousekeeping() {

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@ -256,16 +256,24 @@ void onEvent(ev_t ev) {
sprintf(display_line6, "RSSI %d SNR %d", LMIC.rssi, LMIC.snr / 4);
if (LMIC.txrxFlags & TXRX_PORT) { // FPort -> use to switch
switch (LMIC.frame[LMIC.dataBeg - 1]) {
#if (TIME_SYNC_LORASERVER)
case TIMEPORT: // timesync answer -> call timesync processor
recv_timesync_ans(LMIC.frame + LMIC.dataBeg, LMIC.dataLen);
break;
#endif
case RCMDPORT: // opcode -> call rcommand interpreter
rcommand(LMIC.frame + LMIC.dataBeg, LMIC.dataLen);
break;
default: // unknown port -> display info
#if (TIME_SYNC_LORASERVER)
// timesync answer -> call timesync processor
if ((LMIC.frame[LMIC.dataBeg - 1] >= TIMEANSWERPORT_MIN) &&
(LMIC.frame[LMIC.dataBeg - 1] <= TIMEANSWERPORT_MAX)) {
recv_timesync_ans(LMIC.frame[LMIC.dataBeg - 1],
LMIC.frame + LMIC.dataBeg, LMIC.dataLen);
break;
}
#endif
ESP_LOGI(TAG, "Received data on unsupported port #%d",
LMIC.frame[LMIC.dataBeg - 1]);
break;

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@ -91,7 +91,9 @@
#define BEACONPORT 6 // beacon alarms
#define BMEPORT 7 // BME680 sensor
#define BATTPORT 8 // battery voltage
#define TIMEPORT 9 // time
#define TIMEPORT 9 // time query
#define TIMEANSWERPORT_MIN 0xA0 // time answer, start of port range
#define TIMEANSWERPORT_MAX 0xDF // time answer, end of port range
#define SENSOR1PORT 10 // user sensor #1
#define SENSOR2PORT 11 // user sensor #2
#define SENSOR3PORT 12 // user sensor #3

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@ -278,7 +278,7 @@ void get_time(uint8_t val[]) {
payload.reset();
payload.addTime(now());
payload.addByte(timeStatus() << 4 | timeSource);
SendPayload(STATUSPORT, prio_high);
SendPayload(TIMEPORT, prio_high);
};
void set_time(uint8_t val[]) {

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@ -3,7 +3,7 @@
Ticker sendcycler;
void sendcycle() { xTaskNotify(irqHandlerTask, SENDCYCLE_IRQ, eSetBits); }
void sendcycle() { xTaskNotifyFromISR(irqHandlerTask, SENDCYCLE_IRQ, eSetBits, NULL); }
// put data to send in RTos Queues used for transmit over channels Lora and SPI
void SendPayload(uint8_t port, sendprio_t prio) {

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@ -20,7 +20,7 @@ HardwareSerial IF482(2); // use UART #2 (#1 may be in use for serial GPS)
Ticker timesyncer;
void timeSync() { xTaskNotify(irqHandlerTask, TIMESYNC_IRQ, eSetBits); }
void timeSync() { xTaskNotifyFromISR(irqHandlerTask, TIMESYNC_IRQ, eSetBits, NULL); }
time_t timeProvider(void) {

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@ -20,7 +20,7 @@ static const char TAG[] = __FILE__;
TaskHandle_t timeSyncReqTask;
static uint8_t time_sync_seqNo = 0;
static uint8_t time_sync_seqNo = TIMEANSWERPORT_MIN;
static bool lora_time_sync_pending = false;
typedef std::chrono::system_clock myClock;
@ -75,9 +75,6 @@ void process_timesync_req(void *taskparameter) {
// enqueue timestamp samples in lora sendqueue
for (uint8_t i = 0; i < TIME_SYNC_SAMPLES; i++) {
// wrap around seqNo 0 .. 254
time_sync_seqNo = (time_sync_seqNo < 255) ? time_sync_seqNo + 1 : 0;
// send sync request to server
payload.reset();
payload.addByte(time_sync_seqNo);
@ -96,6 +93,11 @@ void process_timesync_req(void *taskparameter) {
time_offset_ms += time_point_cast<milliseconds>(time_sync_rx[k]) -
time_point_cast<milliseconds>(time_sync_tx[k]);
// wrap around seqNo keeping it in time port range
time_sync_seqNo = (time_sync_seqNo < TIMEANSWERPORT_MAX)
? time_sync_seqNo + 1
: TIMEANSWERPORT_MIN;
if (i < TIME_SYNC_SAMPLES - 1) {
// wait until next cycle
vTaskDelay(pdMS_TO_TICKS(TIME_SYNC_CYCLE * 1000));
@ -149,19 +151,21 @@ error:
// called from lorawan.cpp after time_sync_req was sent
void store_time_sync_req(uint32_t timestamp) {
uint8_t k = time_sync_seqNo % TIME_SYNC_SAMPLES;
if (lora_time_sync_pending) {
time_sync_tx[k] += milliseconds(timestamp);
uint8_t k = time_sync_seqNo % TIME_SYNC_SAMPLES;
time_sync_tx[k] += milliseconds(timestamp);
ESP_LOGD(TAG, "[%0.3f] Timesync request #%d sent at %d.%03d",
millis() / 1000.0, time_sync_seqNo, timestamp / 1000,
timestamp % 1000);
ESP_LOGD(TAG, "[%0.3f] Timesync request #%d sent at %d.%03d",
millis() / 1000.0, time_sync_seqNo, timestamp / 1000,
timestamp % 1000);
}
}
// process timeserver timestamp answer, called from lorawan.cpp
int recv_timesync_ans(uint8_t buf[], uint8_t buf_len) {
int recv_timesync_ans(uint8_t seq_no, uint8_t buf[], uint8_t buf_len) {
// if no timesync handshake is pending or spurious buffer then exit
// if no timesync handshake is pending then exit
if (!lora_time_sync_pending)
return 0; // failure
@ -178,18 +182,18 @@ int recv_timesync_ans(uint8_t buf[], uint8_t buf_len) {
else { // we received a probably valid time frame
uint8_t seq_no = buf[0], k = seq_no % TIME_SYNC_SAMPLES;
uint8_t k = seq_no % TIME_SYNC_SAMPLES;
uint16_t timestamp_msec; // convert 1/250th sec fractions to ms
uint32_t timestamp_sec;
// fetch timeserver time from 4 bytes containing the UTC seconds since
// unix epoch. Octet order is big endian. Casts are necessary, because buf
// is an array of single byte values, and they might overflow when shifted
timestamp_sec = ((uint32_t)buf[4]) | (((uint32_t)buf[3]) << 8) |
(((uint32_t)buf[2]) << 16) | (((uint32_t)buf[1]) << 24);
timestamp_sec = ((uint32_t)buf[3]) | (((uint32_t)buf[2]) << 8) |
(((uint32_t)buf[1]) << 16) | (((uint32_t)buf[0]) << 24);
// the 5th byte contains the fractional seconds in 2^-8 second steps
timestamp_msec = 4 * buf[5];
timestamp_msec = 4 * buf[4];
// construct the timepoint when message was seen on gateway
time_sync_rx[k] += seconds(timestamp_sec) + milliseconds(timestamp_msec);