include vcomm.inc
mov ax, VCOMM_PM_API_ReadString ;function number
mov ebx, hPort
les dx, buf
mov cx, cnt
mov si, es ;address of buffer in si:dx
les di, res ;address to receive count in es:di
call [_VCOMMCallAddr]
Calls the _VCOMM_ReadComm service.
_VCOMM_ReadComm