PIC18F1230 MICROCHIP [Microchip Technology], PIC18F1230 Datasheet - Page 118
![no-image](/images/no-image-200.jpg)
PIC18F1230
Manufacturer Part Number
PIC18F1230
Description
18/20/28-Pin, Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F1230.pdf
(312 pages)
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PIC18F1230/1330
REGISTER 13-1:
REGISTER 13-2:
DS39758B-page 116
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-4
bit 3-2
bit 1-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5-0
PTOPS3
R/W-0
R/W-0
PTEN
PTOPS3:PTOPS0: PWM Time Base Output Postscale Select bits
0000 = 1:1 Postscale
0001 = 1:2 Postscale
.
.
.
1111 = 1:16 Postscale
PTCKPS1:PTCKPS0: PWM Time Base Input Clock Prescale Select bits
00 = PWM time base input clock is F
01 = PWM time base input clock is F
10 = PWM time base input clock is F
11 = PWM time base input clock is F
PTMOD1:PTMOD0: PWM Time Base Mode Select bits
11 = PWM time base operates in a Continuous Up/Down Count mode with interrupts for double PWM
10 = PWM time base operates in a Continuous Up/Down Count mode
01 = PWM time base configured for Single-Shot mode
00 = PWM time base operates in a Free-Running mode
PTEN: PWM Time Base Timer Enable bit
1 = PWM time base is on
0 = PWM time base is off
PTDIR: PWM Time Base Count Direction Status bit
1 = PWM time base counts down
0 = PWM time base counts up
Unimplemented: Read as ‘0’
PTOPS2
PTDIR
R/W-0
R-0
updates
PTCON0: PWM TIMER CONTROL REGISTER 0
PTCON1: PWM TIMER CONTROL REGISTER 1
W = Writable bit
‘1’ = Bit is set
W = Writable bit
‘1’ = Bit is set
PTOPS1
R/W-0
U-0
—
Advance Information
PTOPS0
R/W-0
U-0
—
OSC
OSC
OSC
OSC
/4 (1:1 prescale)
/16 (1:4 prescale)
/64 (1:16 prescale)
/256 (1:64 prescale)
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
‘0’ = Bit is cleared
PTCKPS1
R/W-0
U-0
—
PTCKPS0
R/W-0
U-0
—
© 2006 Microchip Technology Inc.
x = Bit is unknown
x = Bit is unknown
PTMOD1
R/W-0
U-0
—
PTMOD0
R/W-0
U-0
—
bit 0
bit 0
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