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add function to get flash size based of flash Chip id

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This commit is contained in:
Markus Sattler
2015-04-30 16:06:01 +02:00
parent a177dc65bf
commit 23ad2da560
2 changed files with 30 additions and 0 deletions
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29
hardware/esp8266com/esp8266/cores/esp8266/Esp.cpp
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@ -218,3 +218,32 @@ FlashMode_t EspClass::getFlashChipMode(void)
} }
return mode; return mode;
} }
/**
* Infos from
* http://www.wlxmall.com/images/stock_item/att/A1010004.pdf
* http://www.gigadevice.com/product-series/5.html?locale=en_US
*/
uint32_t EspClass::getFlashChipSizeByChipId(void) {
uint32_t chipId = getFlashChipId();
switch(chipId) {
case 0x1740C8: // GD25Q64B
return (8_MB);
case 0x1640C8: // GD25Q32B
return (4_MB);
case 0x1540C8: // GD25Q16B
return (2_MB);
case 0x1440C8: // GD25Q80
return (1_MB);
case 0x1340C8: // GD25Q40
return (512_kB);
case 0x1240C8: // GD25Q20
return (256_kB);
case 0x1140C8: // GD25Q10
return (128_kB);
case 0x1040C8: // GD25Q12
return (64_kB);
default:
return 0;
}
}

1
hardware/esp8266com/esp8266/cores/esp8266/Esp.h
View File

@ -90,6 +90,7 @@ class EspClass {
uint32_t getFlashChipSize(void); uint32_t getFlashChipSize(void);
uint32_t getFlashChipSpeed(void); uint32_t getFlashChipSpeed(void);
FlashMode_t getFlashChipMode(void); FlashMode_t getFlashChipMode(void);
uint32_t getFlashChipSizeByChipId(void);
}; };