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add ESP.eraseESPconfig() to erase the ESP SDK configuration (including wifi)

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improve WiFiMulti
This commit is contained in:
Markus Sattler
2015-05-25 12:29:26 +02:00
parent dc52cf82c5
commit 5852c484ca
3 changed files with 28 additions and 0 deletions
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22
cores/esp8266/Esp.cpp
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@ -294,3 +294,25 @@ String EspClass::getResetInfo(void) {
struct rst_info * EspClass::getResetInfoPtr(void) {
return &resetInfo;
}
bool EspClass::eraseESPconfig(void) {
bool ret = true;
size_t cfgAddr = (ESP.getFlashChipSize() - 0x3000);
size_t cfgSize = (8*1024);
noInterrupts();
while(cfgSize) {
if(spi_flash_erase_sector((cfgAddr / SPI_FLASH_SEC_SIZE)) != SPI_FLASH_RESULT_OK) {
ret = false;
}
cfgSize -= SPI_FLASH_SEC_SIZE;
cfgAddr += SPI_FLASH_SEC_SIZE;
}
interrupts();
return ret;
}