PIC16F1937-E/ML Microchip Technology, PIC16F1937-E/ML Datasheet - Page 18
![IC PIC MCU FLASH 512KX14 44-QFN](/photos/6/81/68122/150-44-qfn_sml.jpg)
PIC16F1937-E/ML
Manufacturer Part Number
PIC16F1937-E/ML
Description
IC PIC MCU FLASH 512KX14 44-QFN
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheets
1.PIC16F722-ISS.pdf
(8 pages)
2.PIC16LF1933-ISS.pdf
(508 pages)
3.PIC16LF1933-ISS.pdf
(46 pages)
4.PIC16F1936-ISS.pdf
(2 pages)
5.PIC16F1936-ISS.pdf
(10 pages)
6.PIC16F1936-ISS.pdf
(40 pages)
7.PIC16F1936-ISS.pdf
(30 pages)
8.PIC16F1936-ISS.pdf
(12 pages)
9.PIC16LF1934-IML.pdf
(418 pages)
Specifications of PIC16F1937-E/ML
Program Memory Type
FLASH
Program Memory Size
14KB (8K x 14)
Package / Case
44-QFN
Core Processor
PIC
Core Size
8-Bit
Speed
32MHz
Connectivity
I²C, LIN, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
36
Eeprom Size
256 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 14x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Processor Series
PIC16F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
EUSART/MI2C/SPI
Maximum Clock Frequency
32 MHz
Number Of Programmable I/os
36
Number Of Timers
5
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005
Minimum Operating Temperature
- 40 C
On-chip Adc
14-ch x 10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
DS41375A-page 18
;++++++++++++
;
; DIV_FILTER_BY2 - Divide NewFilter by 2
;
;
DIV_FILTER_BY2 MACRO
divide by 2 )
;++++++++++++
;
; MUL_NEWOLD_BY2 - Multiply OldValue and
NewSample with 2
;
;
MUL_NEWOLD_BY2 MACRO
divide by 2 )
; right shift filter value by 1 ( i.e.
; right shift filter value by 1 ( i.e.
; 5 instructions
BCF STATUS,C
; divide by 2
RRF NewFilter,F
RRF NewFilter+1,F
RRF NewFilter+2,F
RRF NewFilter+3,F
ENDM
; 10 instructions
BCF STATUS,C
; multiply old value with 2
RLF OldFilter+3,F
RLF OldFilter+2,F
RLF OldFilter+1,F
RLF OldFilter,F
; multiply new value with 2
BCF STATUS,C
RLF NewSample+3,F
RLF NewSample+2,F
RLF NewSample+1,F
RLF NewSample,F
ENDM
; clear carry
; clear carry
; clear carry
;++++++++++++
;
; DIV_FILTER_BY2 - Divide NewFilter by 2
;
;
DIV_FILTER_BY2 MACRO
divide by 2 )
;++++++++++++
;
; MUL_NEWOLD_BY2 - Multiply OldValue and
NewSample with 2
;
;
MUL_NEWOLD_BY2 MACRO
divide by 2 )
; right shift filter value by 1 ( i.e.
; right shift filter value by 1 ( i.e.
; 4 instructions
; divide by 2
LSRF
RRF NewFilter+1,F
RRF NewFilter+2,F
RRF NewFilter+3,F
ENDM
; 8 instructions
; multiply old value with 2
LSLF
RLF OldFilter+2,F
RLF OldFilter+1,F
RLF OldFilter,F
; multiply new value with 2
LSLF
RLF NewSample+2,F
RLF NewSample+1,F
RLF NewSample,F
ENDM
NewFilter,F
OldFilter+3,F
NewSample+3,F
© 2009 Microchip Technology Inc.