PIC16F1827-I/MQ Microchip Technology, PIC16F1827-I/MQ Datasheet - Page 103

• Manufacturer Part Number: PIC16F1827-I/MQ
• Description: IC, 8BIT MCU, PIC16F, 32MHZ, QFN-28
• Manufacturer: Microchip Technology

Specifications of PIC16F1827-I/MQ

• Controller Family/series: PIC16F
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 384Byte
• Cpu Speed: 32MHz
• No. Of Timers: 5
• Interface: EUSART, I2C, SPI
• Core Size: 8 Bit
• Program Memory Size: 4 Kwords
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Data Ram Size: 384 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN EP
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 12 Channel
• Lead Free Status / Rohs Status: Details

REGISTER 10-1:
© 2009 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
U-0
—
Unimplemented: Read as ‘0’
WDTPS<4:0>: Watchdog Timer Period Select bits
Bit Value = Prescale Rate
00000 = 1:32 (Interval 1 ms typ)
00001 = 1:64 (Interval 2 ms typ)
00010 = 1:128 (Interval 4 ms typ)
00011 = 1:256 (Interval 8 ms typ)
00100 = 1:512 (Interval 16 ms typ)
00101 = 1:1024 (Interval 32 ms typ)
00110 = 1:2048 (Interval 64 ms typ)
00111 = 1:4096 (Interval 128 ms typ)
01000 = 1:8192 (Interval 256 ms typ)
01001 = 1:16384 (Interval 512 ms typ)
01010 = 1:32768 (Interval 1s typ)
01011 = 1:65536 (Interval 2s typ) (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
WDTPS4
R/W-0/0
17
18
19
20
21
22
23
) (Interval 4s typ)
) (Interval 8s typ)
) (Interval 16s typ)
) (Interval 32s typ)
) (Interval 64s typ)
) (Interval 128s typ)
) (Interval 256s typ)
WDTPS3
R/W-1/1
Preliminary
U = Unimplemented bit, read as ‘0’
-m/n = Value at POR and BOR/Value at all other Resets
WDTPS2
R/W-0/0
PIC16F/LF1826/27
WDTPS1
R/W-1/1
WDTPS0
R/W-1/1
DS41391B-page 103
SWDTEN
R/W-0/0
bit 0