通过执行“MB_MASTER”指令无法写入或读取Modbus RTU丛站地址的数据,但程序中监视“MB_MASTER”指令错误位“Error”=0,错误代码“STATUS”=16#0,为什么? “MB_MASTER”指令上一请求因错误而终止后,ERROR 位将保持为 TRUE 一个扫描周期时间,并且 STATUS 参数中的错误代码值仅在 ERROR =TRUE 的一个扫描周期内有效...
Master mode operation (VCC = 2.7 V to 3.6 V, VSS = 0.0 V, TA = −40 °C to +85 °C) Parameter SCL clock frequency SCL clock “L” width SCL clock “H” width Bus-free time between “stop” condition and “start” condition Repeat “start” condition setup time SCL↑ → SDA...
CONFIG_PROVISION_TEMPEST_REPO_REVISION=master CONFIG_RUN_TEMPEST=n CONFIG_RUN_TEMPEST_TESTS=smoke CONFIG_PROVISION_OVS_BRIDGE=y CONFIG_GNOCCHI_DB_PW=de94d43493ee4f22 CONFIG_GNOCCHI_KS_PW=851d3c2e0dfb4733 CONFIG_CEILOMETER_SECRET=fd8180f8741b4577 CONFIG_CEILOMETER_KS_PW=4ecf716db75d4df8 CONFIG...
status bit 15 PS ILM bit 13 bit 12 RP bit 8 bit 7 CCR bit 0 24 MB90880 Series ■ I/O MAP Address 000000H 000001H 000002H 000003H 000004H 000005H 000006H 000007H 000008H 000009H 00000AH 00000BH 00000CH 00000DH 00000EH 00000FH 000010H 000011H 000012H 000013H 000014H 000015H ...
CONFIG_PROVISION_TEMPEST_REPO_REVISION=master CONFIG_RUN_TEMPEST=n CONFIG_RUN_TEMPEST_TESTS=smoke CONFIG_PROVISION_OVS_BRIDGE=y CONFIG_GNOCCHI_DB_PW=de94d43493ee4f22 CONFIG_GNOCCHI_KS_PW=851d3c2e0dfb4733 CONFIG_CEILOMETER_SECRET=fd8180f8741b4577 ...