Microchip Technology MA330031-2 Fiche De Données
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
DS70000657H-page 318
2011-2013 Microchip Technology Inc.
REGISTER 22-2:
CTMUCON2: CTMU CONTROL REGISTER 2
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
EDG1MOD
EDG1POL
EDG1SEL3
EDG1SEL2
EDG1SEL1
EDG1SEL0
EDG2STAT
EDG1STAT
bit 15
bit 8
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
U-0
U-0
EDG2MOD
EDG2POL
EDG2SEL3
EDG2SEL2
EDG2SEL1
EDG2SEL0
—
—
bit 7
bit 0
Legend:
R = Readable bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15
EDG1MOD:
Edge 1 Edge Sampling Mode Selection bit
1
= Edge 1 is edge-sensitive
0
= Edge 1 is level-sensitive
bit 14
EDG1POL:
Edge 1 Polarity Select bit
1
= Edge 1 is programmed for a positive edge response
0
= Edge 1 is programmed for a negative edge response
bit 13-10
EDG1SEL<3:0>:
Edge 1 Source Select bits
1xxx
= Reserved
01xx
= Reserved
0011
= CTED1 pin
0010
= CTED2 pin
0001
= OC1 module
0000
= Timer1 module
bit 9
EDG2STAT:
Edge 2 Status bit
Indicates the status of Edge 2 and can be written to control the edge source.
1
1
= Edge 2 has occurred
0
= Edge 2 has not occurred
bit 8
EDG1STAT:
Edge 1 Status bit
Indicates the status of Edge 1 and can be written to control the edge source.
1
1
= Edge 1 has occurred
0
= Edge 1 has not occurred
bit 7
EDG2MOD:
Edge 2 Edge Sampling Mode Selection bit
1
= Edge 2 is edge-sensitive
0
= Edge 2 is level-sensitive
bit 6
EDG2POL:
Edge 2 Polarity Select bit
1
= Edge 2 is programmed for a positive edge response
0
= Edge 2 is programmed for a negative edge response
bit 5-2
EDG2SEL<3:0>:
Edge 2 Source Select bits
1111
= Reserved
01xx
= Reserved
0100
= CMP1 module
0011
= CTED2 pin
0010
= CTED1 pin
0001
= OC1 module
0000
= IC1 module
bit 1-0
Unimplemented:
Read as ‘0’