Hi Rudolf > Please can you get some more information about the DRAM used? > If it is some DDR2 or whatever. The memory I'm using is: PC1600R-20330 0446 HYMD264G726 B4M-H 512MB DDR 200MHZ ECC REG > Also please can you do > i2cdump 0 0x50 [root@ ~]# i2cdump 0 0x50 No size specified (using byte-data access) WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-0, address 0x50, mode byte Continue? [Y/n] 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: ac 00 07 0d 0b 01 48 00 04 75 75 02 82 04 04 01 ?.????H.?uu????? 10: 0e 04 0c 01 02 26 c0 a0 75 00 00 50 3c 50 2d 80 ?????&??u..P<P-? 20: ac 00 50 50 00 00 00 00 00 46 50 30 32 75 00 00 ?.PP.....FP02u.. 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 3d ...............= 40: ac 00 7f 7f 9e 00 00 00 00 31 30 38 31 30 20 20 ?.???....10810 50: 20 20 20 20 20 20 20 20 20 20 20 00 00 05 03 00 ..??. 60: ac 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 ?.?............. 70: 00 00 00 00 00 00 00 00 00 00 00 20 4f 02 00 00 ........... O?.. 80: ac 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ?............... 90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a0: ac 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ?............... b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ c0: ac 00 00 00 00 00 00 00 00 00 00 28 ff 00 00 00 ?..........(.... d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0: ac 00 ac 00 00 00 00 00 00 00 00 00 00 00 00 00 ?.?............. f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f 28 ..............?( btw, I also test it on linux-2.4, with the same result as linux-2.6: #sensors eeprom-i2c-0-50 Adapter: SMBus ALi 1563 Adapter @ 5000 Unknown EEPROM type (0) Thanks Best Regards Chunhao ===========================================================================================The privileged confidential information contained in this email is intended for use only by the addressees as indicated by the original author of this email. If you are not the addressee indicated in this email or are not responsible for delivery of the email to such person, please kindly reply the sender indicating accordingly and delete all copies of it from your computer and network server immediately. We thank you for your cooperation. It is advisable that any unauthorized use of confidential information of Winbond is strictly prohibited; and any information in this email that does not relate to the official business of Winbond shall be deemed as neither given nor endorsed by Winbond.===========================================================================================If your computer is unable to decode Chinese font, please ignore the following message. They essentially repea! t the English statement above.???H???????t?????q?l???]???????K?????T, ?????v???o?H?H???w?????H?H???\????. ?????z???D?Q???w?????H?H???]???????]?b???g???v?????????U???????H??, ???z?i?????o?H?H?????Y?N?H???q?q???P???????A???????H????. ?????z???X?@, ?????????P??. ?S??????, ???????g???v?????????????q?l?????K???T???????O?Q?Y???T????. ?H???P?????q?l???~?L???????e,???o?????????q?l?????????N??.