PIC18F23K20-E/MV Microchip Technology, PIC18F23K20-E/MV Datasheet - Page 309
![8 KB Enh Flash, 768 RAM, 25 I/O Pb Free, Nanowatt XLP 28 UQFN 4x4x0.5mm TUBE](/photos/12/13/121305/c04-152_mv_sml.jpg)
PIC18F23K20-E/MV
Manufacturer Part Number
PIC18F23K20-E/MV
Description
8 KB Enh Flash, 768 RAM, 25 I/O Pb Free, Nanowatt XLP 28 UQFN 4x4x0.5mm TUBE
Manufacturer
Microchip Technology
Series
PIC® XLP™ 18Fr
Specifications of PIC18F23K20-E/MV
Core Processor
PIC
Core Size
8-Bit
Speed
48MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number Of I /o
24
Program Memory Size
8KB (4K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
28-UFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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23.2.1
Register 23-14 shows the WDTCON register. This is a
readable and writable register which contains a control
bit that allows software to override the WDT enable
Configuration bit, but only if the Configuration bit has
disabled the WDT.
REGISTER 23-14: WDTCON: WATCHDOG TIMER CONTROL REGISTER
TABLE 23-2:
2010 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-1
bit 0
RCON
WDTCON
CONFIG2H
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by the Watchdog Timer.
Note 1: This bit has no effect if the Configuration bit, WDTEN, is enabled.
Name
U-0
—
CONTROL REGISTER
Unimplemented: Read as ‘0’
SWDTEN: Software Enable or Disable the Watchdog Timer bit
1 = WDT is turned on
0 = WDT is turned off (Reset value)
IPEN
Bit 7
SUMMARY OF WATCHDOG TIMER REGISTERS
—
U-0
—
SBOREN
Bit 6
—
W = Writable bit
‘1’ = Bit is set
U-0
—
Bit 5
—
—
WDTPS3 WDTPS2 WDTPS1 WDTPS0
U-0
—
Bit 4
RI
—
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
Bit 3
PIC18F2XK20/4XK20
U-0
TO
—
—
Bit 2
PD
—
(1)
U-0
—
Bit 1
POR
—
x = Bit is unknown
U-0
—
SWDTEN
WDTEN
Bit 0
BOR
DS41303G-page 309
SWDTEN
R/W-0
on page
Values
Reset
302
58
60
bit 0
(1)
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