uint16_t NexDisplay::getString(const char* varName, char* text, uint16_t len) { char cmd[32]; snprintf(cmd, sizeof(cmd), NexGET, varName); sendCommand(cmd); return recvRetString(text, len); }
uint16_t NexButton::getText(char *buffer, uint16_t len) { String cmd; cmd += "get "; cmd += getObjName(); cmd += ".txt"; sendCommand(cmd.c_str()); return recvRetString(buffer,len); }