Architecture; Register Description; Figure 44: Rtc Block Diagram - Philips LPC2194 User Manual

Philips Semiconductors Preliminary User Manual
ARM-based Microcontroller LPC2119/2129/2194/2292/2294

ARCHITECTURE

clk32k Reference Clock Divider
(Prescaler)
Clock
Generator
Strobe
Clk1 CCLK
Time Comparators Alarm
Counters Registers
Counter Increment
Counter Alarm Mask
Enables Register
Interrupt Enable
Interrupt Generator

Figure 44: RTC block diagram

REGISTER DESCRIPTION

The RTC includes a number of registers. The address space is split into four sections by functionality. The first eight addresses
are the Miscellaneous Register Group. The second set of eight locations are the Time Counter Group. The third set of eight
locations contain the Alarm Register Group. The remaining registers control the Reference Clock Divider.
The Real Time Clock includes the register shown in Table 176. Detailed descriptions of the registers follow.
Real Time Clock 243 May 03, 2004