PIC16F74-I/PTG Microchip Technology, PIC16F74-I/PTG Datasheet - Page 107
PIC16F74-I/PTG
Manufacturer Part Number
PIC16F74-I/PTG
Description
IC MCU FLASH 4KX14 44TQFP
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F818-ISO.pdf
(6 pages)
4.PIC16F73-ISP.pdf
(174 pages)
5.PIC16F73-ISP.pdf
(14 pages)
6.PIC16F73-ISP.pdf
(12 pages)
Specifications of PIC16F74-I/PTG
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
33
Program Memory Size
7KB (4K x 14)
Program Memory Type
FLASH
Ram Size
192 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F818-ISO PDF datasheet #3
- PIC16F73-ISP PDF datasheet #4
- PIC16F73-ISP PDF datasheet #5
- PIC16F73-ISP PDF datasheet #6
- Current page: 107 of 688
- Download datasheet (3Mb)
1997 Microchip Technology Inc.
Figure 6-8: Indirect Addressing
Example 6-2
minimum number of instructions. A similar concept could be used to move a defined number of
bytes (block) of data to the USART transmit register (TXREG). The starting address of the block
of data to be transmitted could easily be modified by the program.
Example 6-2: Indirect Addressing
NEXT
CONTINUE
7Fh
00h
Section 6. Memory Organization
BCF
MOVLW
MOVWF
CLRF
INCF
BTFSS
GOTO
:
shows a simple use of indirect addressing to clear RAM (locations 20h-2Fh) in a
Bank0
00
STATUS, IRP
0x20
FSR
INDF
FSR,F
FSR,4
NEXT
Bank1
01
Bank2
10
; Indirect addressing Bank0/1
; Initialize pointer to RAM
;
; Clear INDF register
; Inc pointer
; All done?
; NO, clear next
;
; YES, continue
Bank3
11
IRP
bank select
00h
7Fh
Data
Memory
7
Indirect Addressing
FSR register
DS31006A-page 6-13
location select
0
6
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