本帖最后由 hanyun0105 于 2020-10-13 01:09 编辑
请教吉比特H2-3s的 TTL接找密码
我按照提示的文字链接后能读取TTL信息,但是无法中断TTL,无法输入控制命令。是连接不对还是怎么的,请教大家、、、、、、
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这个是我怀疑是TTL,但是连接没有反应,
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按照这个连接,两排接口,我就是能读取信息,但无法中断和回车输入指令。 是连接不对还是怎么的???
rx tx gnd vcc
rx tx gnd vcc
我的连接是,rx接的下排的,tx接的上排那个,gnd 接的下排。这样对吗???===========================================
*经大家指导,正确连接应是连接上排的几个,从左到右分别是 rx tx gnd vcc 。
ttl连接后信息显示正常,回车后中断启动。停留在# 光标处。
但是输入shell,以及其他的提示错误,查看命令有以下:
? - alias for 'help' base - print or set address offset bdinfo - print Board Info structure boot - boot default, i.e., run 'bootcmd' bootd - boot default, i.e., run 'bootcmd' bootm - boot application image from memory bootp - boot image via network usingBOOTP/TFTP protocol btg - bus traffic generator sub-system cmp - memory compare coninfo - print console devices andinformation cp - memory copy crc32 - checksum calculation echo - echo args to console editenv - edit environment variable env - environment handling commands exit - exit script false - do nothing, unsuccessfully go - start application at address'addr' help - print command description/usage iminfo - print header information forapplication image imxtract - extract a part of a multi-image itest - return true/false on integercompare loadb - load binary file over serial line(kermit mode) loads - load S-Record file over serialline loady - load binary file over serial line(ymodem mode) loop - infinite loop on address range md - memory display mdram_test - mdram_test - do DRAM test. mm - memory modify(auto-incrementing address) msnaf_test - msnaf_test - do spi-nand flash test. mtest - simple RAM read/write test mw - memory write (fill) nand_badblock - test/set block health status nm - memory modify (constantaddress) printenv - print environment variables reset - Perform RESET of the CPU reset_all - Perform whole chip RESET of the CPU reset_sw - Perform software RESET run - run commands in an environmentvariable saveenv - save environment variables topersistent storage setenv - set environment variables showvar - print local hushshell variables sleep - delay execution for some time source - run script from memory spi_nand - SPI-NAND sub-system test - minimal test like /bin/sh tftpboot - boot image via network using TFTPprotocol true - do nothing, successfully upimgtar - update kernel and rootfs by tarformat on luna platform upvmimg - update kernel and rootfs by vmimgformat on luna platform version - print monitor, compiler and linkerversion
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下步操作太复杂了。。。
在后续启动中回车能出现login 和passwd 等,但是输入时系统也自动有信息加入,感觉无法正常输入登录。难道是我输入用户名和密码不对???
不知道怎么整了,请求大神。
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