DSPIC30F4012T-30I/SO Microchip Technology, DSPIC30F4012T-30I/SO Datasheet - Page 87
DSPIC30F4012T-30I/SO
Manufacturer Part Number
DSPIC30F4012T-30I/SO
Description
IC,DSP,16-BIT,CMOS,SOP,28PIN,PLASTIC
Manufacturer
Microchip Technology
Series
dsPIC™ 30Fr
Datasheets
1.DSPIC30F2011-20ISO.pdf
(66 pages)
2.DSPIC30F4012-30ISO.pdf
(238 pages)
3.DSPIC30F4012-30ISO.pdf
(18 pages)
4.DSPIC30F4012-30ISO.pdf
(6 pages)
5.DSPIC30F4012-30ISO.pdf
(16 pages)
6.DSPIC30F4012-30ISO.pdf
(22 pages)
Specifications of DSPIC30F4012T-30I/SO
Rohs Compliant
YES
Core Processor
dsPIC
Core Size
16-Bit
Speed
30 MIPs
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, Motor Control PWM, QEI, POR, PWM, WDT
Number Of I /o
20
Program Memory Size
48KB (16K x 24)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 5.5 V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
DSPIC30F4012T30IS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DSPIC30F4012T-30I/SO
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
- DSPIC30F2011-20ISO PDF datasheet
- DSPIC30F4012-30ISO PDF datasheet #2
- DSPIC30F4012-30ISO PDF datasheet #3
- DSPIC30F4012-30ISO PDF datasheet #4
- DSPIC30F4012-30ISO PDF datasheet #5
- DSPIC30F4012-30ISO PDF datasheet #6
- Current page: 87 of 238
- Download datasheet (4Mb)
13.4.2
The PWM period is specified by writing to the PRx
register. The PWM period can be calculated using
Equation
EQUATION 13-1:
PWM frequency is defined as 1/[PWM period].
When the selected TMRx is equal to its respective
Period register, PRx, the following four events occur on
the next increment cycle:
• TMRx is cleared
• The OCx pin is set
• The PWM duty cycle is latched from OCxRS into
• The corresponding timer interrupt flag is set
See
Timer3 is referred to in the figure for clarity.
FIGURE 13-1:
© 2010 Microchip Technology Inc.
- Exception 1: If PWM duty cycle is 0x0000,
- Exception 2: If duty cycle is greater than PRx,
OCxR
the OCx pin will remain low.
the pin will remain high.
Figure 13-1
PWM period = [(PRx) + 1] • 4 • T
13-1.
PWM PERIOD
for key PWM period comparisons.
OCxR = OCxRS
(Interrupt Flag)
TMR3 = PR3
T3IF = 1
PWM PERIOD
(TMR
PWM OUTPUT TIMING
X
prescale value)
Duty Cycle
OSC
TMR3 = Duty Cycle (OCxR)
Period
•
OCxR = OCxRS
(Interrupt Flag)
TMR3 = PR3
T3IF = 1
TMR3 = Duty Cycle (OCxR)
dsPIC30F4011/4012
DS70135G-page 87
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