PIC12F1840-I/P Microchip Technology, PIC12F1840-I/P Datasheet - Page 93
![7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI](/photos/16/3/160349/pdip8_sml.jpg)
PIC12F1840-I/P
Manufacturer Part Number
PIC12F1840-I/P
Description
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI
Manufacturer
Microchip Technology
Datasheet
1.PIC12F1840-IP.pdf
(382 pages)
Specifications of PIC12F1840-I/P
Processor Series
PIC12F
Core
PIC
Program Memory Type
Flash
Program Memory Size
7 KB
Data Ram Size
256 B
Interface Type
MI2C, SPI, EUSART
Number Of Timers
3
Operating Supply Voltage
1.8 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Package / Case
PDIP-8
Development Tools By Supplier
MPLAB IDE Software
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC12F1840-I/P
Manufacturer:
MICROCHIP
Quantity:
200
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10.0
The Watchdog Timer is a system timer that generates
a Reset if the firmware does not issue a CLRWDT
instruction within the time-out period. The Watchdog
Timer is typically used to recover the system from
unexpected events.
The WDT has the following features:
• Independent clock source
• Multiple operating modes
• Configurable time-out period is from 1 ms to 256
• Multiple Reset conditions
• Operation during Sleep
FIGURE 10-1:
2011 Microchip Technology Inc.
- WDT is always on
- WDT is off when in Sleep
- WDT is controlled by software
- WDT is always off
seconds (typical)
WDTE<1:0> = 01
WDTE<1:0> = 11
WDTE<1:0> = 10
WATCHDOG TIMER
SWDTEN
Sleep
WATCHDOG TIMER BLOCK DIAGRAM
Preliminary
LFINTOSC
23-bit Programmable
WDTPS<4:0>
Prescaler WDT
PIC12(L)F1840
WDT Time-out
DS41441B-page 93
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