-SR_PRIV int receive_data_VOLTCRAFT_VC820(int fd, int revents, void *cb_data);
-SR_PRIV int receive_data_VOLTCRAFT_VC840(int fd, int revents, void *cb_data);
+SR_PRIV int receive_data_VOLTCRAFT_VC820_SER(int fd, int revents, void *cb_data);
+SR_PRIV int receive_data_VOLTCRAFT_VC840_SER(int fd, int revents, void *cb_data);
+SR_PRIV int receive_data_UNI_T_UT61E_SER(int fd, int revents, void *cb_data);