PIC16F684T-E/ST Microchip Technology, PIC16F684T-E/ST Datasheet - Page 77
PIC16F684T-E/ST
Manufacturer Part Number
PIC16F684T-E/ST
Description
IC PIC MCU FLASH 2KX14 14TSSOP
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F684-ISL.pdf
(4 pages)
4.PIC16F684-ISL.pdf
(192 pages)
5.PIC16F684-ISL.pdf
(6 pages)
Specifications of PIC16F684T-E/ST
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
12
Program Memory Size
3.5KB (2K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
14-TSSOP
For Use With
XLT14SS-1 - SOCKET TRANSITION 14DIP/14SSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F684-ISL PDF datasheet #3
- PIC16F684-ISL PDF datasheet #4
- PIC16F684-ISL PDF datasheet #5
- Current page: 77 of 192
- Download datasheet (4Mb)
10.0
The EEPROM data memory is readable and writable
during normal operation (full V
is not directly mapped in the register file space.
Instead, it is indirectly addressed through the Special
Function Registers. There are four SFRs used to read
and write this memory:
• EECON1
• EECON2 (not a physically implemented register)
• EEDAT
• EEADR
EEDAT holds the 8-bit data for read/write, and EEADR
holds the address of the EEPROM location being
accessed. PIC16F684 has 256 bytes of data EEPROM
with an address range from 0h to FFh.
REGISTER 10-1:
REGISTER 10-2:
© 2007 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
EEADR7
EEDAT7
R/W-0
R/W-0
DATA EEPROM MEMORY
EEDATn: Byte Value to Write To or Read From Data EEPROM bits
EEADR: Specifies One of 256 Locations for EEPROM Read/Write Operation bits
EEADR6
EEDAT6
R/W-0
R/W-0
EEDAT: EEPROM DATA REGISTER
EEADR: EEPROM ADDRESS REGISTER
DD
W = Writable bit
‘1’ = Bit is set
W = Writable bit
‘1’ = Bit is set
EEADR5
range). This memory
EEDAT5
R/W-0
R/W-0
EEADR4
EEDAT4
R/W-0
R/W-0
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
‘0’ = Bit is cleared
EEADR3
EEDAT3
R/W-0
R/W-0
The EEPROM data memory allows byte read and write.
A byte write automatically erases the location and
writes the new data (erase before write). The EEPROM
data memory is rated for high erase/write cycles. The
write time is controlled by an on-chip timer. The write
time will vary with voltage and temperature as well as
from chip-to-chip. Please refer to AC Specifications in
Section 15.0 “Electrical Specifications” for exact
limits.
When the data memory is code-protected, the CPU
may continue to read and write the data EEPROM
memory. The device programmer can no longer access
the data EEPROM data and will read zeroes.
EEADR2
EEDAT2
R/W-0
R/W-0
x = Bit is unknown
x = Bit is unknown
PIC16F684
EEADR1
EEDAT1
R/W-0
R/W-0
DS41202F-page 75
EEADR0
EEDAT0
R/W-0
R/W-0
bit 0
bit 0
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