SOEM源码解析——ecx_siiSM（读取SII的SM信息）

0 工具准备

1.SOEM-master-1.4.0源码

1 ecx_siiSM函数总览

/** Get SM data from SII SM section in slave EEPROM.从SII的SM段获取SM信息*  @param[in]  context = context struct 句柄*  @param[in]  slave   = slave number 从站序号*  @param[out] SM      = first SM struct from SII 指向首个SM结构体的指针*  @return number of SM's defined in section SII的SM段内的定义SM数量*/
uint16 ecx_siiSM(ecx_contextt *context, uint16 slave, ec_eepromSMt* SM)
{uint16 a,w;