Hi,
According with the reference manual:

For LPCXpresso 7.6, the following drivers are provided:
| Flash driver | Flash size | Sector size | Supported Parts | Example board fitted with a supported part |
| LPC18_43_SPIFI_64MB_256KB.cfx | 64MB (512Mb) | 256KB | Spansion S25FL512S | |
| LPC18_43_SPIFI_32MB_256KB.cfx | 32MB (256Mb) | 256KB | Spansion S25FL256S 256k sector | |
| LPC18_43_SPIFI_32MB_64KB.cfx | 32MB (256Mb) | 64KB | Spansion S25FL256S 64k sector | |
| LPC18_43_SPIFI_16MB_256KB.cfx | 16MB (128Mb) | 256KB | Spansion S25FL129P 256k Sector {S25FL128S} | Hitex LPC1850 and LPC4350 (rev A5) |
| LPC18_43_SPIFI_16MB_64KB.cfx | 16MB (128Mb) | 64KB | Spansion S25FL129P 64k Sector | |
| LPC18_43_SPIFI_8MB_64KB.cfx | 8MB (64Mb) | 64KB | Spansion S25FL064P Spansion S25FL164K Macronix MX25L6435E Winbond W25Q64FV | Hitex LPC1850 and LPC4350 (rev A4) |
| LPC18_43_SPIFI_4MB_64KB.cfx | 4MB (32Mb) | 64KB | Spansion S25FL032 Macronix MX25L3235E Winbond W25Q32FV | NGX LPC4330-Xplorer and LPC1830-Xplorer Keil MCB4357 and MCB1857 |
| LPC18_43_SPIFI_2MB_64KB.cfx | 2MB (16Mb) | 64KB | Spansion S25FL016K {W25Q16DV} Macronix MX25L1635E | |
| LPC18_43_SPIFI_1MB_64KB.cfx | 1MB (8Mb) | 64KB | Macronix MX25L8035E Winbond W25Q80BV | LPC-Link2 LPCXpresso4337 / LPCXpresso43S37 / LPCXpresso18S37 |
For more general information on developing for LPC43 family parts, please see the FAQ "LPC18xx / LPC43xx support in LPCXpresso ".
I hope his helps!!
Have a great day,
Sol
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