Moxa UC-8410A-T-LX [70/86] Uc 8410a series linux software programmer s guide

UC-8410A Series Linux Software Programmer’s Guide

6-8

Function RTC_ALM_READ

Description Reads the alarm time.

Usage struct rtc_time rtc_tm;

ioctl(fd, RTC_ALM_READ, &rtc_tm);

Function RTC_IRQP_SET

Description Sets the IRQ rate

Usage unsigned long tmp = 2;

int ioctl(fd, RTC_IRQP_SET, tmp);

value : {2, 4, 8, 16, 32,64}Hz

Function RTC_IRQP_READ

Description Reads the IRQ rate.

Usage unsigned long tmp;

int ioctl(fd, RTC_IRQP_READ, &tmp);

Function RTC_ALM_SET

Description Sets the alarm time.

Usage struct rtc_time rtc_tm;

ioctl(fd, RTC_ALM_SET, &rtc_tm);

Function RTC_PIE_ON

Description Periodic int. enable on

Usage int ioctl(fd, RTC_PIE_ON, 0);

Function RTC_PIE_OFF

Description Periodic int. enable off.

Usage int ioctl(fd, RTC_PIE_OFF, 0);

Function RTC_UIE_ON

Description Update int. enable on.

Usage int ioctl(fd, RTC_UIE_ON, 0);

Function RTC_UIE_OFF

Description Update int. enable off

Usage int ioctl(fd, RTC_UIE_OFF, 0);

Function RTC_AIE_ON

Description Periodic int. enable on

Usage int ioctl (fd, RTC_AIE_ON, 0);

Function RTC_AIE_OFF

Description Alarm int. enable off

Usage int ioctl (fd, RTC_AIE_OFF, 0);

Refer to the examples in the example package to see how to use these functions.