RecveryErik@Eriks-iMac flashrom % sudo flashrom -w AB35PR47.40 -p ch341a_spi -o AB350PROM4_4.70_write_w.log
flashrom v1.3.0 on Darwin 19.6.0 (x86_64)
flashrom is free software, get the source code at

Calibrating delay loop... OK.
libusb: info [darwin_detach_kernel_driver] no capture entitlements. may not be able to detach the kernel driver for this device
Found Macronix flash chip "MX25U12835F" (16384 kB, SPI) on ch341a_spi.
This flash part has status UNTESTED for operations: WP
The test status of this chip may have been updated in the latest development
version of flashrom. If you are running the latest development version,
please email a report to if any of the above operations
work correctly for you with this flash chip. Please include the flashrom log
file for all operations you tested (see the man page for details), and mention
which mainboard or programmer you tested in the subject line.
Thanks for your help!
Reading old flash chip contents... done.
Erasing and writing flash chip... Erase/write done.
Verifying flash... VERIFIED.