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olehs / PZEM004T

Arduino communication library for Peacefair PZEM-004T Energy monitor
MIT License
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Problem on ESP8266ex #8

Closed bizteco0 closed 7 years ago

bizteco0 commented 7 years ago

I uploaded PZEMDisplay.ino to WeMos D1 R2 Mini which based on esp8266ex. But i faced the below error. 14.90V; 0.00A; 0.00W; 8.00Wh; 215.00V; 0.00A; 0.00W; 8.00Wh; 214.80V; 0.00A; 0.00W; 8.00Wh; 214.90V; 0.00A; Soft WDT reset

ctx: cont sp: 3ffef410 end: 3ffef680 offset: 01b0

stack>>> 3ffef5c0: feefef00 feefeffe feefeffe 3ffef607
3ffef5d0: 3fff04d4 00000006 3ffee478 40202115
3ffef5e0: 3ffe84c0 00000002 3ffe842e 3ffee478
3ffef5f0: 000000a2 00000000 3ffee478 402020a2
3ffef600: 01a8c0b2 001c0001 3ffee59c 3ffee478
3ffef610: 3ffee470 00000000 3ffee478 402022a1
3ffef620: 3ffee470 00000000 3ffee59c 402025f4
3ffef630: 01a8c0b4 00000000 3ffee59c 40201cbf
3ffef640: 00000000 00000000 3ffee478 40202335
3ffef650: 00000000 00000000 00000001 3ffee658
3ffef660: 3fffdad0 00000000 3ffee650 40202c4c
3ffef670: feefeffe feefeffe 3ffee660 40100718
<<<stack<<<

ets Jan 8 2013,rst cause:2, boot mode:(3,6)

load 0x4010f000, len 1384, room 16 tail 8 chksum 0x2d csum 0x2d v09f0c112 ~ld ?214.90V; 0.00A; 0.00W; 8.00Wh; 214.90V; 0.00A; 0.00W; 8.00Wh; 214.60V; 0.00A; 0.00W; 8.00Wh; 214.70V; 0.00A; 0.00W; 8.00Wh; 214.90V; 0.00A; ....

i tried to find why occurred it. first so i commented
// float p = pzem.power(ip); // if(p >= 0.0){ Serial.print(p);Serial.print("W; "); } and uploaded it. i met with the below

215.00V; 0.00A; 8.00Wh; 215.10V; 0.00A; 8.00Wh; 215.00V; 0.00A; 8.00Wh; 214.90V; 0.00A; 8.00Wh; 215.00V; 0.00A; 8.00Wh; 215.10V; 0.00A; 8.00Wh; 214.50V; 0.00A; 8.00Wh; 215.10V; 0.00A; 8.00Wh; 215.00V; 0.00A; 8.00Wh; 214.80V; 0.00A; 8.00Wh; 214.20V; 0.00A; 8.00Wh; 215.00V; 0.00A; 8.00Wh; 215.20V; 0.00A; 8.00Wh; 215.10V; 0.00A; Soft WDT reset

ctx: cont sp: 3ffef410 end: 3ffef680 offset: 01b0

stack>>> 3ffef5c0: feefef00 feefeffe feefeffe 3ffef607
3ffef5d0: 3fff04d4 00000006 3ffee478 402020dd
3ffef5e0: 3ffe84b8 00000002 3ffe842e 3ffee478
3ffef5f0: 000000a3 00000000 3ffee478 4020206a
3ffef600: 01a8c0b3 001d0001 3ffee59c 3ffee478
3ffef610: 3ffee470 00000000 3ffee478 40202269
3ffef620: 3ffee470 00000000 3ffee59c 40202574
3ffef630: 01a8c0b4 00000000 3ffee59c 40201cbb
3ffef640: 00000000 00000000 3ffee478 402022b5
3ffef650: 00000000 00000000 00000001 3ffee658
3ffef660: 3fffdad0 00000000 3ffee650 40202bcc
3ffef670: feefeffe feefeffe 3ffee660 40100718
<<<stack<<<

ets Jan 8 2013,rst cause:2, boot mode:(3,6)

load 0x4010f000, len 1384, room 16 tail 8 chksum 0x2d csum 0x2d v09f0c112 ~ld ?214.10V; 0.00A; 8.00Wh; 214.80V; 0.00A; 8.00Wh; 215.10V; 0.00A; Soft WDT reset

ctx: cont sp: 3ffef420 end: 3ffef680 offset: 01b0

stack>>> 3ffef5d0: 3fff04d4 00000006 3ffee478 402020dd
3ffef5e0: 3ffe84b8 00000002 3ffe842e 3ffee478
3ffef5f0: 000000a3 00000000 3ffee478 4020206a
3ffef600: 01a8c0b3 001d0001 3ffee59c 3ffee478
3ffef610: 3ffee470 00000000 3ffee478 40202269
3ffef620: 3ffee470 00000000 3ffee59c 40202574
3ffef630: 01a8c0b4 00000000 3ffee59c 40201cbb
3ffef640: 00000000 00000000 3ffee478 402022b5
3ffef650: 00000000 00000000 00000001 3ffee658
3ffef660: 3fffdad0 00000000 3ffee650 40202bcc
3ffef670: feefeffe feefeffe 3ffee660 40100718
<<<stack<<<

I found that it occurred when read the Power and Energy.

Let me know why.

olehs commented 7 years ago

Try adding wdt_reset() after each call to library functions. Or you can disable or increase WDT.