PIC18F2431-I/SP Microchip Technology Inc., PIC18F2431-I/SP Datasheet - Page 277

• Manufacturer Part Number: PIC18F2431-I/SP
• Description: Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 24 I/O; 28-Pin-SPDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2431-I/SP

• A/d Inputs: 5-Channel, 10-Bit
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 24
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 16K Bytes
• Ram Size: 768 Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

REGISTER 22-9:
REGISTER 22-10: CONFIG6H: CONFIGURATION REGISTER 6 HIGH (BYTE ADDRESS 30000Bh)
 2003 Microchip Technology Inc.
bit 7-4
bit 3
bit 2
bit 1
bit 0
bit 7
bit 6
bit 5
bit 4-0
CONFIG6L: CONFIGURATION REGISTER 6 LOW (BYTE ADDRESS 30000Ah)
bit 7
Unimplemented: Read as ‘0’
WRT3: Write Protection bit
1 = Block 3 (001800-001FFFh) not write-protected
0 = Block 3 (001800-001FFFh) write-protected
WRT2: Write Protection bit
1 = Block 2 (001000-0017FFh) not write-protected
0 = Block 2 (001000-0017FFh) write-protected
WRT1: Write Protection bit
1 = Block 1 (000800-000FFFh) not write-protected
0 = Block 1 (000800-000FFFh) write-protected
WRT0: Write Protection bit
1 = Block 0 (000200-0007FFh) not write-protected
0 = Block 0 (000200-0007FFh) write-protected
Legend:
R = Readable bit
- n = Value when device is unprogrammed
Legend:
R = Readable bit
- n = Value when device is unprogrammed
bit 7
WRTD: Data EEPROM Write Protection bit
1 = Data EEPROM not write-protected
0 = Data EEPROM write-protected
WRTB: Boot Block Write Protection bit
1 = Boot block (000000-0001FFh) not write-protected
0 = Boot block (000000-0001FFh) write-protected
WRTC: Configuration Register Write Protection bit
1 = Configuration registers (300000-3000FFh) not write-protected
0 = Configuration registers (300000-3000FFh) write-protected
Unimplemented: Read as ‘0’
WRTD
Note 1: Unimplemented in PIC18F2X31 devices; maintain this bit set.
R/P-1
Note:
U-0
—
This bit is read-only in normal Execution mode; it can be written only in
Program mode.
WRTB
R/P-1
U-0
—
PIC18F2331/2431/4331/4431
P = Programmable bit
P = Programmable bit
WRTC
(1)
(1)
R-1
Preliminary
U-0
—
U-0
—
U-0
—
WRT3
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
R/P-1
U-0
—
(1)
WRT2
R/P-1
U-0
—
(1)
WRT1
R/P-1
U-0
—
DS39616B-page 275
WRT0
R/P-1
U-0
—
bit 0
bit 0