PIC16F1827-E/P Microchip Technology Inc., PIC16F1827-E/P Datasheet - Page 99

• Manufacturer Part Number: PIC16F1827-E/P
• Description: 7 KB Flash, 384 bytes RAM, 32 MHz Int. Osc, 16 I/0, Enhanced Mid Range Core
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F1827-E/P

• A/d Inputs: 12-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 8 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 16
• Interface: CAN/I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin PDIP
• Programmable Memory: 7K Bytes
• Ram Size: 384 Bytes
• Speed: 32 MHz
• Timers: 4-8-bit, 1-16-bit
• Voltage, Range: 1.8-5.5 V
• Standby Current (pic16lf182x): 30 nA @ 1.8 V, Typical

10.6
REGISTER 10-1:
 2011 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
u = Bit is unchanged
‘1’ = Bit is set
bit 7-6
bit 5-1
bit 0
Note 1:
U-0
—
Watchdog Control Register
Times are approximate. WDT time is based on 31 kHz LFINTOSC.
Unimplemented: Read as ‘0’
WDTPS<4:0>: Watchdog Timer Period Select bits
Bit Value = Prescale Rate
00000 = 1:32 (Interval 1 ms nominal)
00001 = 1:64 (Interval 2 ms nominal)
00010 = 1:128 (Interval 4 ms nominal)
00011 = 1:256 (Interval 8 ms nominal)
00100 = 1:512 (Interval 16 ms nominal)
00101 = 1:1024 (Interval 32 ms nominal)
00110 = 1:2048 (Interval 64 ms nominal)
00111 = 1:4096 (Interval 128 ms nominal)
01000 = 1:8192 (Interval 256 ms nominal)
01001 = 1:16384 (Interval 512 ms nominal)
01010 = 1:32768 (Interval 1s nominal)
01011 = 1:65536 (Interval 2s nominal) (Reset value)
01100 = 1:131072 (2
01101 = 1:262144 (2
01110 = 1:524288 (2
01111 = 1:1048576 (2
10000 = 1:2097152 (2
10001 = 1:4194304 (2
10010 = 1:8388608 (2
10011 = Reserved. Results in minimum interval (1:32)
11111 = Reserved. Results in minimum interval (1:32)
SWDTEN: Software Enable/Disable for Watchdog Timer bit
If WDTE<1:0> = 00:
This bit is ignored.
If WDTE<1:0> = 01:
1 = WDT is turned on
0 = WDT is turned off
If WDTE<1:0> = 1x:
This bit is ignored.
U-0
•
•
•
—
WDTCON: WATCHDOG TIMER CONTROL REGISTER
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
R/W-0/0
17
18
19
20
21
22
23
) (Interval 4s nominal)
) (Interval 8s nominal)
) (Interval 16s nominal)
) (Interval 32s nominal)
) (Interval 64s nominal)
) (Interval 128s nominal)
) (Interval 256s nominal)
R/W-1/1
U = Unimplemented bit, read as ‘0’
-m/n = Value at POR and BOR/Value at all other Resets
WDTPS<4:0>
R/W-0/0
(1)
PIC16(L)F1826/27
R/W-1/1
R/W-1/1
DS41391D-page 99
SWDTEN
R/W-0/0
bit 0