PIC16F648A-E/SO Microchip Technology, PIC16F648A-E/SO Datasheet - Page 81
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PIC16F648A-E/SO
Manufacturer Part Number
PIC16F648A-E/SO
Description
IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SOP,18PIN,PLASTIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F627A-IP.pdf
(180 pages)
3.PIC16F627A-IP.pdf
(8 pages)
4.PIC16F627A-IP.pdf
(22 pages)
Specifications of PIC16F648A-E/SO
Rohs Compliant
YES
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
16
Program Memory Size
7KB (4K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
18-SOIC (7.5mm Width)
Processor Series
PIC16F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SCI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
16
Number Of Timers
3
Operating Supply Voltage
2 V to 5.5 V
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, PG164120, ICE2000, DM163014, DM164120-4
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
I3DBF648 - BOARD DAUGHTER ICEPIC3
Data Converters
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F648A-E/SO
Manufacturer:
INTEL
Quantity:
5
FIGURE 12-3:
TABLE 12-6:
© 2009 Microchip Technology Inc.
Legend:
Address
0Ch
8Ch
18h
19h
98h
99h
BRG output
(shift clock)
RB2/TX/CK (pin)
TXIF bit
(interrupt reg. flag)
TRMT bit
(Transmit shift
reg. empty flag)
Write to TXREG
Note:
SPBRG Baud Rate Generator Register
RCSTA
TXREG USART Transmit Data Register
TXSTA
Name
x = unknown, - = unimplemented locations read as ‘0’.
Shaded cells are not used for Asynchronous Transmission.
PIR1
PIE1
This timing diagram shows two consecutive transmissions.
REGISTERS ASSOCIATED WITH ASYNCHRONOUS TRANSMISSION
.
SPEN
CSRC
EEIE
Bit 7
EEIF
ASYNCHRONOUS TRANSMISSION (BACK TO BACK)
Transmit Shift Reg.
Word 1
Word 1
CMIF
CMIE
Bit 6
RX9
TX9
Start bit
Word 2
SREN
TXEN
RCIF
RCIE
Bit 5
CREN
SYNC
Bit 4
TXIF
TXIE
bit 0
PIC16F627A/628A/648A
ADEN
Bit 3
—
—
—
bit 1
Word 1
CCP1IF
CCP1IE TMR2IE
BRGH
FERR
Bit 2
TMR2IF
OERR
TRMT
Bit 1
bit 7/8
Word 2
Transmit Shift Reg.
TMR1IF
TMR1IE
RX9D
TX9D
Bit 0
Stop bit
0000 -000
0000 000x
0000 0000
0000 -000
0000 -010
0000 0000
Value on
POR
Start bit
DS40044G-page 81
Word 2
0000 -000
0000 000x
0000 0000
0000 -000
0000 -010
0000 0000
Value on
all other
Resets
bit 0