User guide

68 C/C++ Libraries
PAON_PBOFF: PORTA terminator ON, PORTB terminator
OFF
PAON_PBON: PORTA terminator ON, PORTB terminator
ON
Note: term_cntrl is used to control the ON/OFF of the active termi-
nators, not terminal power output: TERMPER)
cntrl_pol:The polarity configuration. This argument is an inte-
ger expression formed from one or more of the manifest constants
defined in 7300.h. There are six groups of constants:
@ Return Code
NoError PCICardNumErr
PCICardNotInitInvalidDIOConfigure
(1) DIREQ
DIREQ_POS: DIREQ signal is rising edge active
DIREQ_NEG: DIREQ signal is falling edge active
(2) DIACK
DIACK_POS: DIACK signal is rising edge active
DIACK_NEG: DIACK signal is falling edge active
(3) DITRIG
DITRIG_POS: DITRIG signal is rising edge active
DITRIG_NEG: DITRIG signal is falling edge active
(4) DOREQ
DOREQ_POS: DOREQ signal is rising edge active
DOREQ_NEG: DOREQ signal is falling edge active
(5) DOACK
DOACK_POS: DOACK signal is rising edge active
DOACK_NEG: DOACK signal is falling edge active
(6) DOTRIG
DOTRIG_POS: DOTRIG signal is rising edge active
DOTRIG_NEG: DOTRIG signal is falling edge active