ADSP-214xx SHARC Processor Hardware Reference 18-1
18 REAL-TIME CLOCK—
ADSP-2147X
The ADSP-2147x processors contain a real-time clock (RTC) which pro-
vides a set of digital watch features to the processor, including time of day,
alarm, and stopwatch countdown. It is typically used to implement either
a real-time watch or a life counter. The RTC specifications are shown in
Table 18-1.
Table 18-1. RTC Specifications
Feature Availability
Connectivity
Multiplexed Pinout No
SRU DAI Required No
SRU DAI Default Routing N/A
SRU2 DPI Required No
SRU2 DPI Default Routing N/A
Interrupt Control Yes
Protocol
Master Capable Yes
Slave Capable No
Transmission Simplex N/A
Transmission Half Duplex N/A
Transmission Full Duplex N/A
Access Type
Data Buffer N/A
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