PIC12F639 Microchip Technology, PIC12F639 Datasheet - Page 27
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC12F639
Manufacturer Part Number
PIC12F639
Description
(PIC12F635 / PIC12F636 / PIC12F639) 8/14-PIN FLASH-BASED / 8-BIT CMOS MICROCONTROLLERS WITH NANOWATT TECHNOLOGY
Manufacturer
Microchip Technology
Datasheet
1.PIC12F639.pdf
(196 pages)
- Current page: 27 of 196
- Download datasheet (4Mb)
2.2.2.6
The Power Control (PCON) register (see Table 12-3)
contains flag bits to differentiate between a:
• Power-on Reset (POR)
• Wake-up Reset (WUR)
• Brown-out Detect (BOD)
• Watchdog Timer Reset (WDT)
• External MCLR Reset
REGISTER 2-6:
© 2005 Microchip Technology Inc.
bit 7-6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
PCON Register
PCON – POWER CONTROL REGISTER (ADDRESS: 8Eh)
bit 7
Unimplemented: Read as ‘0’
ULPWUE: Ultra Low-Power Wake-up Enable bit
1 = Ultra Low-Power Wake-up enabled
0 = Ultra Low-Power Wake-up disabled
SBODEN: Software BOD Enable bit
1 = BOD enabled
0 = BOD disabled
WUR: Wake-up Reset Status bit
1 = No Wake-up Reset occurred
0 = A Wake-up Reset occurred (must be set in software after a Power-on Reset occurs)
Unimplemented: Read as ‘0’
POR: Power-on Reset Status bit
1 = No Power-on Reset occurred
0 = A Power-on Reset occurred (must be set in software after a Power-on Reset occurs)
BOD: Brown-out Detect Status bit
1 = No Brown-out Detect occurred
0 = A Brown-out Detect occurred (must be set in software after a Brown-out Detect occurs)
Legend:
R = Readable bit
- n = Value at POR
Note 1: BODEN<1:0> = 01 in the Configuration Word register for SBODEN to control the
U-0
—
Brown-out Detect module.
U-0
—
ULPWUE SBODEN
R/W-0
PIC12F635/PIC16F636/639
Preliminary
W = Writable bit
‘1’ = Bit is set
(1)
R/W-1
The PCON register also controls the Ultra Low-Power
Wake-up and software enable of the BOD.
The PCON register bits are shown in Register 2-6.
(1)
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-x
WUR
U-0
—
x = Bit is unknown
R/W-0
POR
DS41232B-page 25
R/W-x
BOD
bit 0
Related parts for PIC12F639
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![PIC12F1840-I/P](/photos/16/3/160349/pdip8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840-I/MF](/photos/16/0/160077/dfn8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12F1840-I/MF](/photos/16/0/160077/dfn8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 DFN
Manufacturer:
Microchip Technology
![PIC12F1840-I/SN](/photos/16/3/160347/soic8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 SOI
Manufacturer:
Microchip Technology
![PIC12LF1840-E/MF](/photos/16/0/160077/dfn8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840-E/P](/photos/16/3/160349/pdip8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840-E/SN](/photos/16/3/160347/soic8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840-I/P](/photos/16/3/160349/pdip8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
![PIC12LF1840-I/SN](/photos/16/3/160347/soic8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
![PIC12LF1840T-I/MF](/photos/16/0/160077/dfn8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1840T-I/SN](/photos/16/3/160347/soic8_tmb.jpg)
Part Number:
Description:
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core, Nano
Manufacturer:
Microchip Technology
Datasheet:
![PIC12](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
8-Pin/ 8-Bit CMOS Microcontroller with EEPROM Data Memory
Manufacturer:
Microchip Technology
![PIC12F1822-I/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC, 8BIT MCU, PIC12, 32MHZ, DFN-8
Manufacturer:
Microchip Technology
Datasheet:
![PIC12LF1822-I/MF](/images/manufacturer_photos/0/4/439/microchip_technology_tmb.jpg)
Part Number:
Description:
IC, 8BIT MCU, PIC12, 32MHZ, DFN-8
Manufacturer:
Microchip Technology
Datasheet:
![PIC-0903](/images/no-image3.png)
Part Number:
Description:
Photo IC(photodiode with signal processing)
Manufacturer:
KODENSHI KOREA CORP
Datasheet: