PIC16F77-I/PTG Microchip Technology, PIC16F77-I/PTG Datasheet - Page 357
PIC16F77-I/PTG
Manufacturer Part Number
PIC16F77-I/PTG
Description
IC MCU FLASH 8KX14 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 PIC16F77-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
14KB (8K x 14)
Program Memory Type
FLASH
Ram Size
368 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: 357 of 688
- Download datasheet (3Mb)
18.7
1997 Microchip Technology Inc.
Initialization
Example 18-2
Example 18-3
load into the SPBRG register is dependent on the desired baud rate and the device frequency.
Example 18-2:
Example 18-3:
BSF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BSF
BCF
MOVLW
MOVWF
BSF
MOVLW
MOVWF
MOVLW
MOVWF
BSF
BSF
BCF
MOVLW
MOVWF
STATUS,RP0
<baudrate>
SPBRG
0x40
TXSTA
PIE1,TXIE
PIE1,RCIE
STATUS,RP0
0x90
RCSTA
STATUS,RP0
<baudrate>
SPBRG
0xB0
TXSTA
PIE1,TXIE
PIE1,RCIE
STATUS,RP0
0x90
RCSTA
is for the synchronous mode. In both examples the data is 8-bits, and the value to
is an initialization routine for asynchronous Transmitter/Receiver mode.
Asynchronous Transmitter/Receiver
Synchronous Transmitter/Receiver
; Go to Bank1
; Set Baud rate
; 8-bit transmit, transmitter enabled,
; asynchronous mode, low speed mode
; Enable transmit interrupts
; Enable receive interrupts
; Go to Bank 0
; 8-bit receive, receiver enabled,
; serial port enabled
; Go to Bank 1
; Set Baud Rate
; Synchronous Master,8-bit transmit,
; transmitter enabled, low speed mode
; Enable transmit interrupts
; Enable receive interrupts
; Go to Bank 0
; 8-bit receive, receiver enabled,
; continuous receive, serial port enabled
Section 18. USART
DS31018A-page 18-21
18
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