SPRUJ42 User guide

SPRUJ42E March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1

PRODUCTION DATA

3.6.2.8 ECAP_ECCTL1 Register

6.2.8.1 ECAP_ECCTL1 Register (Offset = 28h) [reset = 0h]

Capture Control Register 1

Table 3-476 Instance Table

Instance Name	Physical Address
ECAP0	5024 0028h
ECAP1	5024 1028h
ECAP2	5024 2028h
ECAP3	5024 3028h
ECAP4	5024 4028h
ECAP5	5024 5028h
ECAP6	5024 6028h
ECAP7	5024 7028h
ECAP8	5024 8028h
ECAP9	5024 9028h

Figure 3-230 ECAP_ECCTL1 Name Register

15	14	13	12	11	10	9	8
FREE_SOFT		PRESCALE					CAPLDEN
R/W		R/W					R/W
0h		0h					0h
7	6	5	4	3	2	1	0
CTRRST4	CAP4POL	CTRRST3	CAP3POL	CTRRST2	CAP2POL	CTRRST1	CAP1POL
R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W
0h	0h	0h	0h	0h	0h	0h	0h

Table 3-477 ECAP_ECCTL1 Register Field Descriptions

Bit	Field	Type	Reset	Description
15:14	FREE_SOFT	R/W	0h	Emulation Control 3 TSCTR counter is unaffected by emulation suspend (Run Free) 2 TSCTR counter is unaffected by emulation suspend (Run Free) 1 TSCTR counter runs until = 0 0 TSCTR counter stops immediately on emulation suspend
13:9	PRESCALE	R/W	0h	Event Filter prescale select 31 Divide by 62 30 Divide by 60 5 Divide by 10 4 Divide by 8 3 Divide by 6 2 Divide by 4 1 Divide by 2 0 Divide by 1 (i.e,. no prescale, by-pass the prescaler)
8	CAPLDEN	R/W	0h	Enable Loading of CAP1-4 registers on a capture event. Note that this bit does not disable CEVTn events from being generated. 1 Enable CAP1-4 register loads at capture event time. 0 Disable CAP1-4 register loads at capture event time.
7	CTRRST4	R/W	0h	Counter Reset on Capture Event 4 1 Reset counter after Capture Event 4 time- stamp has been captured (used in difference mode operation) 0 Do not reset counter on Capture Event 4 (absolute time stamp operation)
6	CAP4POL	R/W	0h	Capture Event 4 Polarity select 1 Capture Event 4 triggered on a falling edge (FE) 0 Capture Event 4 triggered on a rising edge (RE)
5	CTRRST3	R/W	0h	Counter Reset on Capture Event 3 1 Reset counter after Event 3 time-stamp has been captured (used in difference mode operation) 0 Do not reset counter on Capture Event 3 (absolute time stamp)
4	CAP3POL	R/W	0h	Capture Event 3 Polarity select 1 Capture Event 3 triggered on a falling edge (FE) 0 Capture Event 3 triggered on a rising edge (RE)
3	CTRRST2	R/W	0h	Counter Reset on Capture Event 2 1 Reset counter after Event 2 time-stamp has been captured (used in difference mode operation) 0 Do not reset counter on Capture Event 2 (absolute time stamp)
2	CAP2POL	R/W	0h	Capture Event 2 Polarity select 1 Capture Event 2 triggered on a falling edge (FE) 0 Capture Event 2 triggered on a rising edge (RE)
1	CTRRST1	R/W	0h	Counter Reset on Capture Event 1 1 Reset counter after Event 1 time-stamp has been captured (used in difference mode operation) 0 Do not reset counter on Capture Event 1 (absolute time stamp)
0	CAP1POL	R/W	0h	Capture Event 1 Polarity select 1 Capture Event 1 triggered on a falling edge (FE) 0 Capture Event 1 triggered on a rising edge (RE)