PIC16F873A-E/SP Microchip Technology, PIC16F873A-E/SP Datasheet - Page 177
PIC16F873A-E/SP
Manufacturer Part Number
PIC16F873A-E/SP
Description
IC MCU FLASH 4KX14 W/AD 28DIP
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F873A-ISO.pdf
(234 pages)
4.PIC16F873A-ISO.pdf
(6 pages)
5.PIC16F873A-ISO.pdf
(4 pages)
6.PIC16F873A-ISO.pdf
(6 pages)
7.PIC16F873A-ISO.pdf
(4 pages)
8.PIC16F873A-ISO.pdf
(22 pages)
Specifications of PIC16F873A-E/SP
Program Memory Type
FLASH
Program Memory Size
7KB (4K x 14)
Package / Case
28-DIP (0.300", 7.62mm)
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
22
Eeprom Size
128 x 8
Ram Size
192 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 5x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Processor Series
PIC16F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
192 B
Interface Type
I2C/SPI/USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
22
Number Of Timers
3
Operating Supply Voltage
2 V to 5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
3rd Party Development Tools
52715-96, 52716-328, 52717-734
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022, DV164120
Minimum Operating Temperature
- 40 C
On-chip Adc
5-ch x 10-bit
Data Rom Size
128 B
A/d Bit Size
10 bit
A/d Channels Available
5
Height
3.3 mm
Length
34.67 mm
Supply Voltage (max)
5.5 V
Supply Voltage (min)
4 V
Width
7.24 mm
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F873A-ISO PDF datasheet #3
- PIC16F873A-ISO PDF datasheet #4
- PIC16F873A-ISO PDF datasheet #5
- PIC16F873A-ISO PDF datasheet #6
- PIC16F873A-ISO PDF datasheet #7
- PIC16F873A-ISO PDF datasheet #8
- Current page: 177 of 688
- Download datasheet (3Mb)
11.6.2
1997 Microchip Technology Inc.
Initialization
Since Timer0 has a software programmable clock source, there are two examples to show the
initialization of Timer0 with each source.
clock source (timer mode), while
source (counter mode).
Example 11-3: Timer0 Initialization (Internal Clock Source)
Example 11-4: Timer0 Initialization (External Clock Source)
;**
;**
;
; The TMR0 interrupt is disabled, do polling on the overflow bit
;
T0_OVFL_WAIT
; Timer has overflowed
;** BSF
;** BSF
;
; The TMR0 interrupt is disabled, do polling on the overflow bit
;
T0_OVFL_WAIT
; Timer has overflowed
CLRF
CLRF
BSF
MOVLW
MOVWF
BCF
BTFSS
GOTO
CLRF
CLRF
BSF
MOVLW
MOVWF
BCF
BSF
BSF
BTFSS
GOTO
TMR0
INTCON
STATUS, RP0
0x37
OPTION_REG
STATUS, RP0
INTCON, T0IE
INTCON, GIE
INTCON, T0IF
T0_OVFL_WAIT
TMR0
INTCON
STATUS, RP0
0xC3
OPTION_REG
STATUS, RP0
INTCON, T0IE
INTCON, GIE
INTCON, T0IF
T0_OVFL_WAIT
; Clear Timer0 register
; Disable interrupts and clear T0IF
; Bank1
; PortB pull-ups are enabled,
;
;
;
;
; Bank0
; Enable TMR0 interrupt
; Enable all interrupts
Example 11-4
; Clear Timer0 register
; Disable interrupts and clear T0IF
; Bank1
; PortB pull-ups are disabled,
;
;
;
; Bank0
; Enable TMR0 interrupt
; Enable all interrupts
Interrupt on falling edge of RB0
Timer0 increment from external clock
on the high-to-low transition of T0CKI
with a prescaler of 1:256.
Interrupt on rising edge of RB0
Timer0 increment from internal clock
with a prescaler of 1:16.
Example 11-3
Section 11. Timer0
shows the initialization for the external clock
shows the initialization for the internal
DS31011A-page 11-9
11
Related parts for PIC16F873A-E/SP
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Manufacturer:
Microchip Technology Inc.
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SOP,28PIN,PLASTIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,DIP,28PIN,PLASTIC
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EEPROM 18DIP
Manufacturer:
Microchip Technology
Datasheet:
Part Number:
Description:
IC MCU FLASH 4KX14 EEPROM 18SOIC
Manufacturer:
Microchip Technology
Datasheet: