PIC16F648A-I/P Microchip Technology Inc., PIC16F648A-I/P Datasheet - Page 62
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PIC16F648A-I/P
Manufacturer Part Number
PIC16F648A-I/P
Description
18 PIN, 7 KB FLASH, 256 RAM, 16 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC16F648A-IP.pdf
(132 pages)
Specifications of PIC16F648A-I/P
Comparators
2
Cpu Speed
5 MIPS
Eeprom Memory
256 Bytes
Input Output
16
Interface
USART
Memory Type
Flash
Number Of Bits
8
Package Type
18-pin PDIP
Programmable Memory
7K Bytes
Ram Size
256 Bytes
Speed
20 MHz
Timers
2-8-bit, 1-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F648A-I/P
Manufacturer:
MICROCHIP
Quantity:
2 100
Part Number:
PIC16F648A-I/P
Manufacturer:
MICROCH
Quantity:
20 000
PIC16F630/676
TABLE 9-3:
TABLE 9-4:
TABLE 9-5:
TABLE 9-6:
DS40039C-page 60
03h
8Eh
Legend: u = unchanged, x = unknown, - = unimplemented bit, reads as ‘0’, q = value depends on condition.
Note 1: Other (non Power-up) Resets include MCLR Reset, Brown-out Detect and Watchdog Timer Reset during
Address
Power-on Reset
MCLR Reset during normal operation
MCLR Reset during SLEEP
WDT Reset
WDT Wake-up
Brown-out Detect
Interrupt Wake-up from SLEEP
Legend: u = unchanged, x = unknown, - = unimplemented bit, reads as ‘0’.
Note 1: When the wake-up is due to an interrupt and global enable bit GIE is set, the PC is loaded with the
Legend: u = unchanged, x = unknown
Oscillator Configuration
POR
0
1
u
u
u
u
RC, EC, INTOSC
XT, HS, LP
normal operation.
interrupt vector (0004h) after execution of PC+1.
STATUS
PCON
Name
BOD
u
0
u
u
u
u
Condition
TIME-OUT IN VARIOUS SITUATIONS
STATUS/PCON BITS AND THEIR SIGNIFICANCE
SUMMARY OF REGISTERS ASSOCIATED WITH BROWN-OUT
INITIALIZATION CONDITION FOR SPECIAL REGISTERS
Bit 7
IRP
—
TO
1
1
0
0
u
1
Bit 6
RP1
PWRTE = 0
1024•T
—
T
T
PWRT
PD
PWRT
1
1
u
0
u
0
OSC
Bit 5
RPO
+
—
Power-up
Power-on Reset
Brown-out Detect
WDT Reset
WDT Wake-up
MCLR Reset during normal operation
MCLR Reset during SLEEP
Bit 4
PWRTE = 1
TO
1024•T
—
Program
PC + 1
Counter
PC + 1
000h
000h
000h
000h
000h
—
OSC
Bit 3
PD
—
(1)
Bit 2
PWRTE = 0
—
Z
1024•T
T
T
PWRT
PWRT
Brown-out Detect
0001 1xxx
000u uuuu
0001 0uuu
0000 uuuu
uuu0 0uuu
0001 1uuu
uuu1 0uuu
Bit 1
POR
OSC
DC
Register
STATUS
+
Bit 0
BOD
C
PWRTE = 1
1024•T
2003 Microchip Technology Inc.
—
0001 1xxx 000q quuu
---- --0x ---- --uq
POR, BOD
Value on
OSC
---- --0x
---- --uu
---- --uu
---- --uu
---- --uu
---- --10
---- --uu
Register
PCON
from SLEEP
1024•T
Wake-up
Value on all
RESETS
—
other
OSC
(1)