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- Features
- Configuration Bits
- RAM map
- SFR map

PIC18C801
CONFIG1H (address:0x300001, mask:0x03)
OSC -- Oscillator Selection bits
| OSC = LP | 0xFC | LP Oscillator. |
| OSC = EC | 0xFD | EC Oscillator. |
| OSC = HS | 0xFE | HS Oscillator. |
| OSC = RC | 0xFF | RC Oscillator. |
CONFIG2L (address:0x300002, mask:0x41)
PWRT -- Power-up Timer Enable bit
| PWRT = ON | 0xFE | PWRT enabled. |
| PWRT = OFF | 0xFF | PWRT disabled. |
BW -- External Bus Data Width bit
| BW = 8 | 0xBF | 8-bit External Bus mode. |
| BW = 16 | 0xFF | 16-bit External Bus mode. |
CONFIG2H (address:0x300003, mask:0x0F)
WDT -- Watchdog Timer Enable bit
| WDT = OFF | 0xFE | WDT disabled (control is placed on the SWDTEN bit). |
| WDT = ON | 0xFF | WDT enabled. |
WDTPS -- Watchdog Timer Postscale Select bits
| WDTPS = 1 | 0xF1 | 1:1. |
| WDTPS = 2 | 0xF3 | 1:2. |
| WDTPS = 4 | 0xF5 | 1:4. |
| WDTPS = 8 | 0xF7 | 1:8. |
| WDTPS = 16 | 0xF9 | 1:16. |
| WDTPS = 32 | 0xFB | 1:32. |
| WDTPS = 64 | 0xFD | 1:64. |
| WDTPS = 128 | 0xFF | 1:128. |
CONFIG4L (address:0x300006, mask:0x81)
STVR -- Stack Full/Underflow RESET Enable bit
| STVR = OFF | 0xFE | Stack Full/Underflow will not cause RESET. |
| STVR = ON | 0xFF | Stack Full/Underflow will cause RESET. |

This page generated automatically by the device-help.pl program (2013-08-01 15:50:27 UTC) from the 8bit_device.info file (rev: 1.14) of mpasmx and from the gputils source package (rev: svn 983:985). The mpasmx is included in the MPLAB X.