{"id":2358,"date":"2021-12-08T16:53:24","date_gmt":"2021-12-08T08:53:24","guid":{"rendered":"http:\/\/nick.txtcc.com\/?p=2358"},"modified":"2021-12-22T16:15:58","modified_gmt":"2021-12-22T08:15:58","slug":"%e7%ae%80%e6%98%93%e7%bc%96%e7%a8%8b%e5%99%a8ch341a%e6%95%91%e7%a0%96%e5%b0%8f%e7%b1%b3%e8%b7%af%e7%94%b1%e5%99%a8%e6%88%96%e8%80%85%e5%bf%ab%e9%80%9f%e5%88%b7%e5%85%b6%e5%ae%83%e8%b7%af%e7%94%b1","status":"publish","type":"post","link":"http:\/\/nick.txtcc.com\/index.php\/linux\/2358","title":{"rendered":"\u7b80\u6613\u7f16\u7a0b\u5668ch341a\u6551\u7816\u5c0f\u7c73\u8def\u7531\u5668\u6216\u8005\u5feb\u901f\u5237\u5176\u5b83\u8def\u7531\u5668"},"content":{"rendered":"

\u8be5\u6b7b\u7684\uff0c\u8fd9\u5f88\u590d\u6742\uff0c\u4f46\u591a\u4e8f\u4e86\u4f60\u7684\u89e3\u91ca\u548c\u63d0\u793a\uff0c\u6211\u624d\u6210\u529f\u5730\u5237\u65b0\u4e86\u8bbe\u5907\u3002\n\u8be5\u6307\u5357\u00a0106<\/span><\/a>\u00a0\u4ece\u00a0 @rogerpueyo<\/a>\u548c \u8bf4\u660e\u00a033<\/span><\/a>\u00a0\u4ece\u00a0 @araujorm<\/a>\u00a0\u975e\u5e38\u6709\u5e2e\u52a9\uff0c\u6bd4\u6211\u7684\u63cf\u8ff0\u8981\u597d\u5f97\u591a\u3002<\/p>\n

MI \u8def\u7531\u5668 4A \u5343\u5146\u7248\uff08\u5728\u677f\u4e0a\u4ed6\u4eec\u5370\u6709\u201cMI M43 R0101l\u3002\u8fd9\u662f\u5e26\u6709\u5343\u5146<\/strong>\u7684MI \u8def\u7531\u5668 4a<\/strong>\uff0c\u7c7b\u4f3c\u4e8e Mi Router 3G V2\uff0c\u4f46\u6709\u201c\u5077\u5de5\u51cf\u6599\u201d\uff09\u3002<\/li>\n

USB \u8f6c\u4e32\u53e3\u9002\u914d\u5668\uff0c3.3 \u4f0f<\/li>\n

USB ch341a \u95ea\u5b58\u7f16\u7a0b\u5668\uff0c\u5e26\u62bd\u7b4b\u7535\u7f06\uff08\u6211\u7684\u6210\u672c <= 5 \u7f8e\u5143\uff0c\u662f\u5728 aliexpress \u4e0a\u8d2d\u4e70\u7684\u00a068<\/span><\/a>)<\/li>\n
Linux \u548c flashrom-tool \u548c tftpd-hpa<\/li>\n
\u8c37\u6b4c\u9a71\u52a8\u5668\u4e2d<\/a>\u7684\u56fe\u50cf \u00a086<\/span><\/a>\u4e0d\u5f97\u4f7f\u7528\u6b64\u7ebf\u7a0b\u4e2d\u63d0\u5230\u7684\u6b64\u5904\uff0c\u5b83\u4f1a\u8986\u76d6\u60a8\u7684 mac \u5730\u5740\u3002\u800c\u662f\u8f6c\u50a8\u8def\u7531\u5668\u7684\u56fa\u4ef6\u5e76\u7f16\u8f91 bootdelay \u7684\u503c\u3002<\/li>\n<\/ul>\n
\u786c\u4ef6\u51c6\u5907\uff1a<\/p>\n
\n
\u6253\u5f00\u8def\u7531\u5668<\/li>\n
\u4e0d\u8981\u5c06\u7535\u6e90\u7ebf\u8fde\u63a5\u5230\u8def\u7531\u5668<\/li>\n
\u5c06 USB \u8f6c\u4e32\u884c\u9002\u914d\u5668\u8fde\u63a5\u5230\u4e32\u884c\u5f15\u811a\u5b54\u3002TX\u8def\u7531\u5668\u5230RX usb-adatper\uff0cRX\u8def\u7531\u5668\u5230TX usb-adapter\uff0cGND\u5230GND\u3002\u4e0d\u8981\u8fde\u63a5 3.3V\uff0c\u56e0\u4e3a\u5927\u591a\u6570 USB \u4e32\u884c\u9002\u914d\u5668\u4e0d\u80fd\u63d0\u4f9b\u8db3\u591f\u7684\u7535\u6e90\uff0c\u6240\u4ee5\u5b83\u4fdd\u6301\u7a7a\u7f6e\u72b6\u6001\u3002<\/li>\n
\u5c06\u5939\u5b50\u8fde\u63a5\u5230\u95ea\u5b58\u82af\u7247\u3002\u7ea2\u7ebf (=pin1) \u5fc5\u987b\u5728\u53f3\u4e0a\u65b9\uff0c\u8fd9\u610f\u5473\u7740\u9760\u8fd1\u5929\u7ebf\u3002\u95ea\u5b58\u82af\u7247\u6709\u4e00\u4e2a\u5706\u5f62\u51f9\u53e3\uff0c\u7528\u4e8e\u6807\u8bb0\u5f15\u811a 1 – \u4e0d\u8981\u5c06\u5176\u4e0e\u5370\u5728\u5176\u4e0a\u7684\u9ec4\u8272\u5706\u5f62\u6807\u8bb0\u6df7\u6dc6\u3002\u5728\u8fde\u63a5\u4e4b\u524d\uff0c\u6211\u5fc5\u987b\u5c06\u5b83\u5b9a\u4f4d 5-10 \u6b21\u3002\n
\n\n
$\"\"$ <\/a><\/figure>\n
<\/div>\n<\/div><\/li>\n
\u5c06\u5939\u7ebf\u7684\u53e6\u4e00\u7aef\u8fde\u63a5\u5230 ch341a \u95ea\u5149\u706f\uff0c\u5e76\u786e\u4fdd\u5c06\u7ea2\u7ebf\u8fde\u63a5\u5230 pin1 \u63d2\u69fd\u5e76\u4f7f\u7528 SPI\/BIOS \u63d2\u69fd\u800c\u4e0d\u662f eeprom \u63d2\u69fd\u3002<\/li>\n
ch341a \u7f16\u7a0b\u5668\u6ca1\u6709\u989d\u5916\u7684 3.3 \u4f0f\u9988\u7535\u5230\u5fc5\u8981\u7684\u4e32\u884c\u5f15\u811a\u65c1\u8fb9\u7684\u8def\u7531\u5668\u7684 3.3v \u9488\u5b54\u3002\u60a8\u53ef\u4ee5\u8df3\u8fc7\u6b64\u6b65\u9aa4\u3002\u6211\u8fde\u63a5\u4e86\u7535\u7f06\uff0c\u4f46\u6ca1\u6709\u5fc5\u8981\u3002\n
\n\n\u00a0\n
$\"\"$ <\/a><\/figure><\/div>\n<\/div>\n\u4ece\u95ea\u5b58\u4e2d\u8bfb\u53d6\uff1a\u5728\u8fde\u63a5\u5230\u7f16\u7a0b\u5668\u7684 linux pc \u4e0a\n\u8fd0\u884cflashrom --programmer ch341a_spi -c "GD25Q128C" --read r4ga-orig.bin<\/code>\u3002\n\u7136\u540e\u6309\u7167\u8fd9\u7bc7\u6587\u7ae0\u4e2d<\/a>\u63d0\u5230\u7684\u4fee\u6539\u8f6c\u50a8\u7684BIOS\u00a0106<\/span><\/a>\u5e76\u66f4\u6539\u5f15\u5bfc\u5ef6\u8fdf\u503c\u3002\n\u4e0d\u8981\u7b80\u5355\u5730\u4f7f\u7528\u6b64\u7ebf\u7a0b\u4e2d\u63d0\u4f9b\u7684 r3g-edited.bin\uff0c\u56e0\u4e3a\u60a8\u5c06\u8986\u76d6<\/strong>eth0\u3001eth1\u3001wlan0 \u548c wlan1 \u7684mac \u5730\u5740<\/strong>\u3002<\/li>\n<\/ul>\n\u5199\u5165\u95ea\u5b58\uff1a\u5728\u8fde\u63a5\u5230\u7a0b\u5e8f\u5458\u7684 linux pc \u4e0a\n\u8fd0\u884cflashrom --programmer ch341a_spi -c "GD25Q128C" --write r3gc2-edited.bin<\/code>\u3002<\/p>\n \u95ea\u70c1\u5927\u7ea6\u9700\u8981 10 \u5206\u949f\u3002\n\u5982\u679c\u60a8\u770b\u5230\u9519\u8bef\u6d88\u606f\u201c\u627e\u4e0d\u5230 EEPROM\/\u95ea\u5b58\u8bbe\u5907\u201d\u3002\u68c0\u67e5\u7535\u7f06\u8fde\u63a5\u3002\u5f53\u8fde\u63a5\u6b63\u786e\u65f6\uff0c\u6211\u7684 ch341a \u9002\u914d\u5668\u4e0a\u7684\u4e24\u4e2a\u7ea2\u706f\u90fd\u4f1a\u4eae\u8d77\u3002\n\u6211\u4e0d\u5f97\u4e0d\u4f7f\u7528USB3-HUB\u4e3a\u5176\u63d0\u4f9b\u8db3\u591f\u7684\u7535\u6e90\uff0c\u7f16\u7a0b\u5668\u5728USB2.0\u4e0a\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002\u5982\u679c\u7a0b\u5e8f\u65e0\u6cd5\u64e6\u9664\u95ea\u5b58\u5e76\u5f00\u59cb\u63a2\u7d22\u4e0d\u540c\u7684\u64e6\u9664\u65b9\u6cd5\uff0c\u5219\u60a8\u6ca1\u6709\u6b63\u786e\u8fde\u63a5\u6240\u6709\u5f15\u811a\u3002\u53d6\u4e0b\u5e76\u91cd\u65b0\u8fde\u63a5\u5939\u5b50\uff0c\u7136\u540e\u518d\u8bd5\u4e00\u6b21\u3002<\/p>\n \u6210\u529f\u95ea\u70c1\u540e\uff0c\u65ad\u5f00\u62bd\u7b4b\/ch341a \u9002\u914d\u5668\u7684\u8fde\u63a5\u3002\n\u8def\u7531\u5668\u7684\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u73b0\u5728\u5c06\u63a5\u53d7\u672a\u7ecf\u5c0f\u7c73\u7b7e\u540d\u7684\u56fa\u4ef6\u6620\u50cf\u3002<\/p>\n \u51c6\u5907\u597dtftp-daemon\uff08apt install tftpd-hpa\uff09\uff0c\u4f46\u662fopenwrt-rampis-mt7621-xiaomi_mir3g-v2-squashfs-sysupgrade-01-10-2019.bin \u4e2d\u7684\/var\/lib\/tftpboot<\/p>\n \u670d\u52a1\u53ef\u5199\u8bbe\u7f6e \/etc\/default\/tftpd-hpa<\/p>\n \/etc\/default\/tftpd-hpa<\/h1>\nTFTP_USERNAME=”nobody”\nTFTP_DIRECTORY=”\/tftp_root”\nTFTP_ADDRESS=”0.0.0.0:69″\nTFTP_OPTIONS=”–secure -c”<\/p>\n \u5206\u914dip 192.168.31. 24 \u8fde\u63a5\u5230\u60a8\u7684 PC \u5e76\u5c06 LAN \u7535\u7f06\u8fde\u63a5\u5230\u8def\u7531\u5668\u3002<\/p>\n \u4e3a\u8def\u7531\u5668\u901a\u7535\uff0c\u6309\u4f4f\u91cd\u7f6e\u6309\u94ae\u5e76\u89c2\u5bdf\u4e32\u884c\u63a7\u5236\u53f0\u3002\n\u60a8\u5e94\u8be5\u4f1a\u770b\u5230\u63d0\u793aPlease choose the operation: 1: Load system code to SDRAM via TFTP. 2: Load system code then write to Flash via TFTP. 3: Boot system code via Flash (default). 4: Entr boot command line interface. 7: Load Boot Loader code then write to Flash via Serial. 9: Load Boot Loader code then write to Flash via TFTP.<\/code>\n\u9009\u62e9 2 \u5e76\u6309\u4e0b\u6216\u6309\u4f4f\u5b83\u3002\n\u786e\u8ba4 Y\u3002<\/p>\n \u6307\u5b9a\u8def\u7531\u5668\u7684 IP \u548c\u60a8\u7684 tftp \u670d\u52a1\u5668\uff08\u4f8b\u5982 192.138.31.1 = \u8def\u7531\u5668\uff0c192.168.31.100 = tftp\uff09\u3002\u8f93\u5165 openwrt-sysupgrade-imagefile \u7684\u6587\u4ef6\u540d\u3002

Transferring control to Linux (at address 80001000) …<\/h2>\n