102 COMM_INIT EQU 0 COMM_EXIT EQU 1 COMM_SEND EQU 2 COMM_RCV EQU 3 COMM_FLAGS EQU 4 COMM_CHK EQU 255 rs232str STRUCT portadr dw ? irq dw ? baudrate dd ? parity dw ? wordlen dw ? stopbits dw ? rs232str ENDS rs232 rs232str <> . 0