PIC16LF1828-E/SS Microchip Technology, PIC16LF1828-E/SS Datasheet - Page 222
PIC16LF1828-E/SS
Manufacturer Part Number
PIC16LF1828-E/SS
Description
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 18 I/0, Enhanced Mid Range Core, Nan
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet
1.PIC16F1824-ISL.pdf
(419 pages)
Specifications of PIC16LF1828-E/SS
Core Processor
PIC
Core Size
8-Bit
Speed
32MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
17
Program Memory Size
7KB (4K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
20-SSOP (0.200", 5.30mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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PIC16(L)F1824/1828
24.3.6
The resolution determines the number of available duty
cycles for a given period. For example, a 10-bit resolution
will result in 1024 discrete duty cycles, whereas an 8-bit
resolution will result in 256 discrete duty cycles.
The maximum PWM resolution is 10 bits when PRx is
255. The resolution is a function of the PRx register
value as shown by
TABLE 24-5:
TABLE 24-6:
TABLE 24-7:
DS41419B-page 222
Timer Prescale (1, 4, 16)
PRx Value
Maximum Resolution (bits)
Timer Prescale (1, 4, 16)
PRx Value
Maximum Resolution (bits)
Timer Prescale (1, 4, 16)
PRx Value
Maximum Resolution (bits)
PWM Frequency
PWM Frequency
PWM Frequency
PWM RESOLUTION
EXAMPLE PWM FREQUENCIES AND RESOLUTIONS (F
EXAMPLE PWM FREQUENCIES AND RESOLUTIONS (F
EXAMPLE PWM FREQUENCIES AND RESOLUTIONS (F
Equation
24-4.
1.95 kHz
1.22 kHz
1.22 kHz
0xFF
0xFF
0x65
16
10
16
10
16
8
7.81 kHz
4.88 kHz
4.90 kHz
0xFF
0xFF
Preliminary
0x65
10
10
4
4
4
8
31.25 kHz
19.53 kHz
19.61 kHz
EQUATION 24-4:
0xFF
0xFF
Note:
0x65
10
10
1
1
1
8
Resolution
If the pulse width value is greater than the
period the assigned PWM pin(s) will
remain unchanged.
78.12 kHz
76.92 kHz
125 kHz
0x3F
0x3F
0x19
1
8
1
8
1
6
OSC
OSC
OSC
=
PWM RESOLUTION
log
----------------------------------------- - bits
2010 Microchip Technology Inc.
= 32 MHz)
= 20 MHz)
= 8 MHz)
4 PRx
153.85 kHz
log
156.3 kHz
250 kHz
0x0C
0x1F
0x1F
2
1
7
1
7
1
5
+
1
333.3 kHz
208.3 kHz
200.0 kHz
0x17
0x17
0x09
6.6
6.6
1
1
1
5
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