UM0851 datasheet(38/245 Pages) STMICROELECTRONICS

tên linh kiện	UM0851

Giải thích chi tiết về linh kiện	SPEAr is a family of highly customizable ARM-based embedded

PDF	245 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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38 / 245 page

Platform section

UM0851

38/245

Doc ID 16604 Rev 2

24:

244

spear-vic

uart-pl011

26:

spear-vic

spear-ssp.0

27:

spear-vic

spear-ssp.1

28:

spear-vic

spear-i2c

36:

spear-vic

<NULL>

37:

spear-vic

spear-ssp.2

42:

spear-vic

spear-dmac

44:

29164

spear-vic

spear-snor

50:

spear-vic

rtc0

51:

spear-vic

<NULL>

57:

spear-vic

spear-udc

58:

spear-vic

ohci_hcd:usb3

59:

102

spear-vic

ehci_hcd:usb1

60:

spear-vic

ohci_hcd:usb4

61:

spear-vic

ehci_hcd:usb2

Err:

3.3

Real time clock (RTC) driver

3.3.1

Hardware overview

The Real-time clocks (RTC) is used to keep track of days, dates and time, including

century, year, month, hour, minutes and seconds. It supports the use of a battery switchover

circuit, enabling it to keep track of time even when power is off.

Features:

●

Time-of-day clock in 24 hours mode

●

Calendar

●

Alarm capability

●

Self-isolation mode, which allows RTC to work even with no power supplied at the rest

of the device.

Table 12.

Format of interrupt source list

IRQ No

No of interrupts

Interrupt string passed in request_irq

29164

spear-snor

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