2012/11/29 Daniel . <[email protected]>: > Hi everyone, > > I am absolute beginner but I need to read and write the above mentioned > serial Flash memory. > > This is a BIOS chip and had a bad flash. Now it is unsoldered from > mainboard.
How do you connect the buspirate to the chip and what is the chip's form factor (e.g. soic8)? The datasheet mentions SOP/WSON/PDIP. > I want read it out and reflash a new BIOS file. > > Therefore I really need help how to connect the chip pins with the buspirate > pins in a correct way. > > This is how pins are shown in the data sheet of Macronix MX25L1605DM2I-12G > > CS# 1 8 VCC > SO/SIO1 2 7 HOLD# > WP#ACC 3 6 SCLK > GND 4 5 SI/SIO0 http://dangerousprototypes.com/docs/Bus_Pirate_I/O_Pin_Descriptions This is how I connect my buspirate to a MX25L1605A soic8 chip: CS# (CS) [1 8] VCC (bridge with buspirate pin 3+7) SO (MISO) [2 7] HOLD # (+3V3) WP# (bridge with buspirate pin 7+8) [3 6] SCLK (CLK) GND (GND) [4 5] SI (MOSI) > > I am using Bus Pirate v3.5 with FW v6.2-beta1 r1981 BL v4.4 and flashrom > v0.9.6.1-r1624 on Windows. HiZ>i Bus Pirate v3.a Firmware v6.2-beta1 r1981 Bootloader v4.4 > > Would I have to setup the buspirate in a terminal before using flashrom? I > mean SPI mode and so on? If yes could someone help me with this settings > too? It's not necessary to change modes (no need to change from HiZ to SPI). > > Thanks! > > Best regards, > Daniel > > > _______________________________________________ > flashrom mailing list > [email protected] > http://www.flashrom.org/mailman/listinfo/flashrom _______________________________________________ flashrom mailing list [email protected] http://www.flashrom.org/mailman/listinfo/flashrom
