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[Flash info] Detailed flash information #678

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merged 1 commit into from
Jan 9, 2018
Merged

[Flash info] Detailed flash information #678

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43 changes: 42 additions & 1 deletion src/WebServer.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -3992,8 +3992,49 @@ void handle_sysinfo() {
reply += F("<TR><TD>ESP Chip ID:<TD>");
reply += ESP.getChipId();

reply += F("<TR><TD>ESP Chip Freq:<TD>");
reply += ESP.getCpuFreqMHz();
reply += F(" MHz");

reply += F("<TR><TD>Flash Chip ID:<TD>");
reply += ESP.getFlashChipId();
uint32_t flashChipId = ESP.getFlashChipId();
// Set to HEX may be something like 0x1640E0.
// Where manufacturer is 0xE0 and device is 0x4016.
reply += F("Vendor: 0x");
String flashVendor(flashChipId & 0xFF, HEX);
flashVendor.toUpperCase();
reply += flashVendor;
reply += F(" Device: 0x");
uint32_t flashDevice = (flashChipId & 0xFF00) | ((flashChipId >> 16) & 0xFF);
String flashDeviceString(flashDevice, HEX);
flashDeviceString.toUpperCase();
reply += flashDeviceString;
uint32_t realSize = ESP.getFlashChipRealSize();
uint32_t ideSize = ESP.getFlashChipSize();

reply += F("<TR><TD>Flash Chip Real Size:<TD>");
reply += realSize / 1024;
reply += F(" kB");

reply += F("<TR><TD>Flash IDE Size:<TD>");
reply += ideSize / 1024;
reply += F(" kB");

reply += F("<TR><TD>Flash IDE speed:<TD>");
reply += ESP.getFlashChipSpeed() / 1000000;
reply += F(" MHz");

FlashMode_t ideMode = ESP.getFlashChipMode();
reply += F("<TR><TD>Flash IDE mode:<TD>");
switch (ideMode) {
case FM_QIO: reply += F("QIO"); break;
case FM_QOUT: reply += F("QOUT"); break;
case FM_DIO: reply += F("DIO"); break;
case FM_DOUT: reply += F("DOUT"); break;
default:
reply += F("Unknown"); break;
}


reply += F("</table></form>");
addFooter(reply);
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