TC1796
Peripheral Units (Vol. 2 of 2)
General Purpose Timer Array (GPTA)
User’s Manual 24-78 V2.0, 2007-07
GPTA, V2.0
a service request, can perform a manipulation of a GPTA output line (set, reset or
toggle), and can also reset the LTC via the event output line EO.
LTC Service Request
The service request output SQTk of a Local Timer Cell LTCk is controlled as shown in
Figure 24-53. When the LTCk service request condition becomes active, the service
request flag becomes always set. The service request output SQTk is only activated if it
is enabled by the enable bit LTCCTRk.REN. Additional information about service
request and interrupt handling is given on Page 24-112.
Figure 24-53 LTCk Service Request Generation
MCA05962_mod
REN
LTCCTRk
LTCk
LTCk
LTCk
SRSSn (read )
SRSRn (read )
Set
SQTk
SRSSn (write)
SRSCn (write)
Set
Clear
LTCk service request
becomes active
Note:
Service request flags of LTC 00 to LTC 31 are located in SRSS 2/SRSC2 registers (n = 2).
Service request flags of LTC 32 to LTC 62 are located in SRSS 3/SRSC3 registers (n = 3).
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