Microchip Technology MA180025 データシート
2010 Microchip Technology Inc.
DS39933D-page 323
PIC18F87J90 FAMILY
TABLE 24-1:
REGISTERS ASSOCIATED WITH CTMU MODULE
REGISTER 24-3:
CTMUICON: CTMU CURRENT CONTROL REGISTER
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
ITRIM5
ITRIM4
ITRIM3
ITRIM2
ITRIM1
ITRIM0
IRNG1
IRNG0
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 7-2
ITRIM<5:0>: Current Source Trim bits
011111
= Maximum positive change from nominal current
011110
.
.
.
000001
.
.
.
000001
= Minimum positive change from nominal current
000000
= Nominal current output specified by IRNG<1:0>
111111
= Minimum negative change from nominal current
.
.
.
100010
.
.
100010
100001
= Maximum negative change from nominal current
bit 1-0
IRNG<1:0>: Current Source Range Select bits
11
= 100 x Base current
10
= 10 x Base current
01
= Base current level (0.55
A nominal)
00
= Current source disabled
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reset
Values
on page:
CTMUCONH CTMUEN
—
CTMUSIDL
TGEN
EDGEN
EDGSEQEN
IDISSEN
CTTRIG
—
CTMUCONL EDG2POL
EDG2SEL1
EDG2SEL0
EDG1POL
EDG1SEL1
EDG1SEL0 EDG2STAT EDG1STAT
—
CTMUICON
ITRIM5
ITRIM4
ITRIM3
ITRIM2
ITRIM1
ITRIM0
IRNG1
IRNG0
—
Legend:
— = unimplemented, read as ‘0’. Shaded cells are not used during ECCP operation.