PIC16F873A-I/SS Microchip Technology, PIC16F873A-I/SS Datasheet - Page 517

• Manufacturer Part Number: PIC16F873A-I/SS
• Description: IC MCU FLASH 4KX14 EE 28SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F873A-I/SS

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Type: FLASH
• 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 ~ 85°C
• Package / Case: 28-SSOP
• Controller Family/series: PIC16F
• No. Of I/o's: 22
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Core: PIC
• Processor Series: PIC16F
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Data Ram Size: 192 B
• Data Rom Size: 128 B
• On-chip Adc: Yes
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 5
• Height: 1.75 mm
• Interface Type: I2C, SPI, USART
• Length: 10.2 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Width: 5.3 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164307 - MODULE SKT FOR PM3 28SSOPAC164020 - MODULE SKT PROMATEII 44TQFPXLT28SS-1 - SOCKET TRANSITION ICE 28SSOP
• Lead Free Status / Rohs Status: Details
• Other names: PIC16F873AI/SS

Example 28-2:
_________________________________________________________________________________________
Prog
Mem
-----------------------------------------------------------------------------------------
0000
0001
0002
0003
0004
0005
0006
0007
0008
0009
000A
0048
0049
004A
0060
0061
0062
00A8
00A9
00AA
-----------------------------------------------------------------------------------------
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1997 Microchip Technology Inc.
First Program Cycle
Opcode
2808
3FFF
3FFF
3FFF
2848
3FFF
3FFF
3FFF
1683
3007
009F
1C0C
284E
1806
3FFF
3FFF
3FFF
3FFF
3FFF
3FFF
Programming Cycle Listing Files
Assembly
Instruction
goto
<blank>
<blank>
<blank>
goto
<blank>
<blank>
<blank>
bsf
movlw 0x07
movwf ADCON1
btfss PIR1,RBIF
goto
btfsc PORTB,0
<blank>
<blank>
<blank>
<blank>
<blank>
<blank>
Main
ISR
STATUS,RP0
EndISR
;Main loop
; at 0x0008 |
; ISR at
;
0x0048
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Prog
Mem
0000
0001
0002
0003
0004
0005
0006
0007
0008
0009
000A
0048
0049
004A
0060
0061
0062
00A8
00A9
00AA
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Section 28. ICSP
Second Program Cycle
Opcode Assembly
0000
2860
3FFF
3FFF
0000
28A8
3FFF
3FFF
1683
3007
009F
1C0C
284E
1806
1683
3005
009F
1C0C
28AE
1806
Instruction
nop
goto
<blank>
<blank>
nop
goto
<blank>
<blank>
bsf
movlw 0x07
movwf ADCON1
btfss PIR1,RBIF
goto
btfsc PORTB,0
bsf
movlw 0x05
movwf ADCON1
btfss PIR1,RBIF
goto
btfsc PORTB,0
Main; Main now
ISR ; ISR now at
STATUS,RP0
EndISR
STATUS,RP0
EndISR
;
;
DS31028A-page 28-9
at 0x0060
0x00A8
28