... similar products, some chips' programming speed is several times faster, even more than 10 times. For 4Mbits parallel FLASH ROM, the ... program and update the chip soldered on the board. Note: Now ICSP can in-circuit serial program ATMEL89S51, ATMEL89S52, AT45DBxxx, a ... similar products, some chips' programming speed is several times faster, even more than 10 times. For 4Mbits parallel FLASH ROM, the ...