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Chip: ESP32-S2Issue is related to support of ESP32-S2 ChipIssue is related to support of ESP32-S2 ChipPeripheral: UARTRelated to the UART peripheral or its functionality.Related to the UART peripheral or its functionality.
Milestone
Description
Board
ESP32 Dev Module
Device Description
Custom hardware
Hardware Configuration
GPIO 16 and 17 used as UART HardwareSerial
Version
v3.0.4
IDE Name
Visual Studio Code
Operating System
Windows 11
Flash frequency
80MHz
PSRAM enabled
no
Upload speed
921600
Description
HardwareSerial at 460800 does not read data correctly when using ESP32-Arduino Core v3.
Sketch
#include <HardwareSerial.h> HardwareSerial MySerial(1); const int MySerialRX = 16; const int MySerialTX = 17; uint8_t rBuffer[2048]; void setup() { MySerial.begin(230400, SERIAL_8N1, MySerialRX, MySerialTX); Serial.begin(115200); } void loop() { while (MySerial.available() > 0) { int s = MySerial.readBytes(rBuffer, sizeof(rBuffer)); Serial.write(rBuffer, s); } }Debug Message
ets Jul 29 2019 12:21:46 rst:0x1 (POWERON_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT) configsip: 0, SPIWP:0xee clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00 mode:DIO, clock div:1 load:0x3fff0030,len:4832 load:0x40078000,len:16460 load:0x40080400,len:4 load:0x40080404,len:3504 entry 0x400805cc [ 3][D][esp32-hal-cpu.c:264] setCpuFrequencyMhz(): PLL: 480 / 2 = 240 Mhz, APB: 80000000 Hz =========== Before Setup Start =========== Chip Info: ------------------------------------------ Model : ESP32 Package : D0WD-Q5 Revision : 1.44 Cores : 2 CPU Frequency : 240 MHz XTAL Frequency : 40 MHz Features Bitfield : 0x00000032 Embedded Flash : No Embedded PSRAM : No 2.4GHz WiFi : Yes Classic BT : Yes BT Low Energy : Yes IEEE 802.15.4 : No ------------------------------------------ INTERNAL Memory Info: ------------------------------------------ Total Size : 382312 B ( 373.4 KB) Free Bytes : 351384 B ( 343.1 KB) Allocated Bytes : 23716 B ( 23.2 KB) Minimum Free Bytes: 346008 B ( 337.9 KB) Largest Free Block: 114676 B ( 112.0 KB) ------------------------------------------ Flash Info: ------------------------------------------ Chip Size : 16777216 B (16 MB) Block Size : 65536 B ( 64.0 KB) Sector Size : 4096 B ( 4.0 KB) Page Size : 256 B ( 0.2 KB) Bus Speed : 80 MHz Bus Mode : QIO ------------------------------------------ Partitions Info: ------------------------------------------ nvs : addr: 0x00009000, size: 20.0 KB, type: DATA, subtype: NVS otadata : addr: 0x0000E000, size: 8.0 KB, type: DATA, subtype: OTA app0 : addr: 0x00010000, size: 3072.0 KB, type: APP, subtype: OTA_0 app1 : addr: 0x00310000, size: 3072.0 KB, type: APP, subtype: OTA_1 ffat : addr: 0x00610000, size: 10112.0 KB, type: DATA, subtype: FAT coredump : addr: 0x00FF0000, size: 64.0 KB, type: DATA, subtype: COREDUMP ------------------------------------------ Software Info: ------------------------------------------ Compile Date/Time : Aug 14 2024 11:16:35 Compile Host OS : windows ESP-IDF Version : v5.1.4-586-gb6b4727c58-dirty Arduino Version : 3.0.4 ------------------------------------------ Board Info: ------------------------------------------ Arduino Board : ESP32_DEV Arduino Variant : esp32 Arduino FQBN : esp32:esp32:esp32:JTAGAdapter=default,PSRAM=disabled,PartitionScheme=app3M_fat9M_16MB,CPUFreq=240,FlashMode=qio,FlashFreq=80,FlashSize=16M,UploadSpeed=921600,LoopCore=1,EventsCore=0,DebugLevel=debug,EraseFlash=none,ZigbeeMode=default ============ Before Setup End ============ =========== After Setup Start ============ INTERNAL Memory Info: ------------------------------------------ Total Size : 382312 B ( 373.4 KB) Free Bytes : 347616 B ( 339.5 KB) Allocated Bytes : 26972 B ( 26.3 KB) Minimum Free Bytes: 342240 B ( 334.2 KB) Largest Free Block: 114676 B ( 112.0 KB) ------------------------------------------ GPIO Info: ------------------------------------------ GPIO : BUS_TYPE[bus/unit][chan] -------------------------------------- 1 : UART_TX[0] 3 : UART_RX[0] 16 : UART_RX[1] 17 : UART_TX[1] ============ After Setup End ============= $ÌVMCHhÖ,,,h((,,HhÎ,V*v7 $ÇGA,h((,,ph00,9z,99,Hh(,,*r4 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h3.33 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,2Lw0 $ÌGSAH(1,,h((,,Hh(,,,z;.99H{9.99h;9.9zh7*31 GNÁ,A,r((,,Hh(,,,h((99L{9,99l;9,9zl99,4l76 @ÎGSAhÃ(1,Hh(,,,h((,,H{9.99h;9.9zh99.9z(1*3v $GP×V,1Hs(00,p,65 `ÇLGS(1,1Hp0,0*v; $ÇSV,r(1,0ph0*74 GBÖ,1,r(00,pl77 `ÇQGS´h1,1,p0(0*tp $GÇWT,Hp.000p(918zs72,9r8953th0.00p0(37rp754,v7143rp(375p714*v GNR(,V,h((,,Hh(,N,,77 `ÇNGG((,,Hh0,00h;9.9zh(,,,h,16 `ÇNGS(A,1Hh(,,,h((,,Hh99.9z(99.z{(99.z;(1*vw $GÇWA,h1,,,h((,,Hh(,,9z,99,z{.99,z;.99Ht.30 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,3*v3 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h0.36 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,5Lw7 $ÐGSVH3(1,0p(0*6r $GL×V,1H3(00,p.79 GAGS(1,1h00,0*w0 $ÄGSV,s(1,0p(0*77 $GQ×V,1,s(00,p,64 `ÇNGS(,V,h((,,Hh(,N,,77 `ÇNGG((,,Hh0,00h;9.9zh(,,,h,16 `ÇNGS(A,1Hh(,,,h((,,Hh99.9z(99.z{(99.z;(1*vw $GÇWA,h1,,,h((,,Hh(,,9z,99,z{.99,z;.99Ht.30 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,3*v3 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h0.36 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,5Lw7 $ÐGSVHs(1,0p(0*6r $GL×V,1Hs(00,p,79 `ÇAGS(1,1Hp0,0*v0 $ ÇSV,r(1,0ph0*77 GQÖ,1,r(00,pl64 `ÇNGS°h(0.0p00,9rx9534h;189rw0,0.p000,vw1435p(775pw14,3v3035pl7E $GÔIC,H(,,,h((,,H(V*3v $GÇA,,h((,0Hp0,99l;9,,Hh(,*5t $G×A,Ah3(,,Hh(,,,h((,9zl99,9z,99,z{.99,r,73 `ÇNGS(A,1Hh(,,,h((,,Hh99.9z(99.z{(99.z;(2*vp $GÇWA,h1,,,h((,,Hh(,,9z,99,z{.99,z;.99Hw.31 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,4*v4 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h3.37 GPGÔ(1,rh00,0l41 @ÈGSVh3(1,pp(0*7z $G×V,1h3(00Hp.74 GBG¶(1,1h00,0Lw7 $ÓGSVHs(1,0p(0*6p $GN×P,,pl0000h;189rw0,91x;134Hp.000p(775pw14,3v3035ph7754v30*7 GN´Ç,,Vh((,,Hh(,,NhÔ.37 GNGÃ(,,Hh(0,0p(99.z{(,,,h(.56 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,1Lw7 $ÌGSAH(1,,h((,,Hh(,,,z9.99H;9.99h99.9z(6*30 GN×A,A,s(,,,h((,,,h(,99l;9,99l99,9z,99,3l71 `ÇNGSAhÁ,1,h((,,,h(,,,h;9.99h99.9z(99.9{(4*3t $GN×A,Ah3(,,,h(,,,h((,99l99,9z,99,9{.99,r,77 `ÇPGS(1,1,p0,0*t3 $GÇSV,r(1,00h0*79 GAGÖ,1,r(00,0l74 `ÇFGSVh1,1,p0(0*7w $GÇWV,1h1,00h0.64 GNGÐ(,0.p000,z38953p(918z374,0l0000h7754vs0,37r0754Hw7543r0.7E *t0 $GÇST,h0.000p(918z374,zs8953p(0.0pp0,37r0755Hw7543r3(37rp755*vÄ @ÎRMCh(V,,Hh(,,,h(N,VLw7 $ÌGGAHh(,,,p(00,z{.99,h((,,Ls6 $ÌGSAH(1,,h((,,Hh(,,,z;.99H{9.99h;9.9zh1*33 GNÁ,A,r((,,Hh(,,,h((99L{9,99l;9,9zl99,2l70 @ÎGSAhÃ(1,Hh(,,,h((,,H{9.99h;9.9zh99.9z(7*3r $GN×A,AHs(,,,h((,,Hh(,99l;9,9zl99,9z,99,pl76 `ÇNGShÁ,1,h((,,Hh(,,,h;9.9zh99.9z(99.z{(5*3v $G°×V,1h3(00Hp.65 GLG¶(1,1h00,0Lw9 $ÃGSVHs(1,0p(0*7p $GB×V,1Hs(00,p,77 `ÇQGS(1,1Hp0,0*t0 $ÇST,h0.00pp(918z374,zs8953p(0.0pp0,37r0755Hw7543r3(37rp755*vÄ @ÎRMCh(V,,Hh(,,,h(N,VLw7 $ÌGGAHh(,,,p(00,z{.99,h((,,Ls6 $ÌGSAH(1,,h((,,Hh(,,,z;.99H{9.99h;9.9zh1*33 GNÁ,A,r((,,Hh(,,,h((99L{9,99l;9,9zl99,2l70 @ÎGSAhÃ(1,Hh(,,,h((,,H{9.99h;9.9zh99.9z(7*3r $GN×A,AHs(,,,h((,,Hh(,99l;9,9zl99,9z,99,pl76 `ÇNGShÁ,1,h((,,Hh(,,,h;9.9zh99.9z(99.z{(5*3v $G°×V,1h3(00Hp.65 GLG¶(1,1h00,0Lw9 $ÃGSVHs(1,0p(0*7p $GB×V,1Hs(00,p,77 `ÇQGS(1,1Hp0,0*t0 $ÇST,h0.00pp(918z374,zs8953p(0.0pp0,37r0755Hw7543r3(37rp755*vÄ `ÇNRM((V,Hh(,,,h((N,´l77 `ÇNGGh(,,,h0(00H{9.99h((,,Hl16 `ÇNGShÁ,1,h((,,Hh(,,,h;9.9zh99.9z(99.z{(1*3v $G×A,Ah3(,,Hh(,,,h((,9zl99,9z,99,z{.99,t,70 `ÇNGS(A,1Hh(,,,h((,,Hh99.9z(99.z{(99.z;(3*vs $GÇWA,h1,,,h((,,Hh(,,9z,99,z{.99,z;.99Hp.36 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,5*v7 $SV,r(1,0ph0*65 GLÖ,1,r(00,pl79 `ÇAGS´h1,1,p0(0*vp $G ÇWV,rh1,00h0.77 GQGÔ(1,rh00,0l40 @ÎGSTh(0.0pp0,91x;134H{1895v0(0.pp00,3v3035rh7754v31,3vs0355l7F $GÔIC,H(,,,h((,,H(V*3v $GÇGA,Hh(,,0h00,9zl99,,h((,*rt $GÇWA,h1,,,h((,,Hh(,,9z,99,z{.99,z;.99Hs.33 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,2*v0 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h7.31 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,4Lw6 $ÌGSAH(1,,h((,,Hh(,,,z;.99H{9.99h;9.9zh1*37 GPÖ,1,r(00,pl65 `ÇHGS´h1,1,p0(0*v{ $GÇWV,rh1,00h0.74 GBGÔ(1,rh00,0l77 @ÑGSVh3(1,pp(0*6p $G×T,,p,000ph9189r70,9rx9534h0.00pp(375p715,vw1435r(775pw15*7 GNRÇ(,VHh(,,,h((,NH.37 GNG(,,,h(0,0ph99.9z((,,Hh.56 GNG¶(A,1h((,,Hh(,,,h(99.z{(99.z;(99L{9,1*v7 $ÇSA,(1,,Hh(,,,h((,,z{.99,z;.99H{9.99h4.30 GNGÃ(A,rh(,,,h((,,Hh(99.z;(99L{9,99l;9,3Lw1 $ÌGSAH(1,,h((,,Hh(,,,z;.99H{9.99h;9.9*7v $GQ×V,1Hs(00,p,64 `ÇNGS(,V,h((,,,h(,N,,77 `ÇNGG((,,,h0,00h;9.99h(,,,h,1 --------------------------------- Correct Messages should be: $GNGST,,0.0000,9189718,9189718,0.0000,3754429,3754429,3754429*73 $GNRMC,,V,,,,,,,,,,N,V*37 $GNGGA,,,,,,0,00,99.99,,,,,,*56 $GNGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99,1*33 $GNGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99,2*30 $GNGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99,3*31 $GNGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99,4*36 $GNGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99,5*37 $GPGSV,1,1,00,0*65 $GLGSV,1,1,00,0*79 $GAGSV,1,1,00,0*74 $GBGSV,1,1,00,0*77 $GQGSV,1,1,00,0*64 Other Steps to Reproduce
Tried with ESP32-Arduino Core v2 and it works OK.
I have checked existing issues, online documentation and the Troubleshooting Guide
- I confirm I have checked existing issues, online documentation and Troubleshooting guide.
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Labels
Chip: ESP32-S2Issue is related to support of ESP32-S2 ChipIssue is related to support of ESP32-S2 ChipPeripheral: UARTRelated to the UART peripheral or its functionality.Related to the UART peripheral or its functionality.
Type
Projects
Status
Done