PIC18F2455-I/SP Microchip Technology Inc., PIC18F2455-I/SP Datasheet - Page 210

• Manufacturer Part Number: PIC18F2455-I/SP
• Description: Microcontroller; 24 KB Flash; 2048 RAM; 256 EEPROM; 24 I/O; 28-Pin-SPDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2455-I/SP

• A/d Inputs: 10-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 23
• Interface: I2C/SPI/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 24K Bytes
• Ram Size: 2K Bytes
• Speed: 48 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F2450/4450
FIGURE 18-7:
FIGURE 18-8:
DS39760A-page 208
Results: Table reads permitted within Blockn, even when EBTRBn = 0.
TBLPTR = 0008FFh
TBLPTR = 0008FFh
Results: All table reads from external blocks to Blockn are disabled whenever EBTRn = 0.
Register Values
Register Values
PC = 001FFEh
PC = 003FFEh
TABLAT register returns the value of the data at the location TBLPTR.
TABLAT register returns a value of ‘0’.
EXTERNAL BLOCK TABLE READ (EBTRn) DISALLOWED
EXTERNAL BLOCK TABLE READ (EBTRn) ALLOWED
Advance Information
Program Memory
Program Memory
TBLRD*
TBLRD*
000000h
0007FFh
000FFFh
001000h
001FFFh
002000h
003FFFh
000000h
0007FFh
000FFFh
001000h
001FFFh
002000h
003FFFh
Configuration Bit Settings
Configuration Bit Settings
WRTB, EBTRB = 11
WRT0, EBTR0 = 10
WRT1, EBTR1 = 11
WRTB, EBTRB = 11
WRT0, EBTR0 = 10
WRT1, EBTR1 = 11
© 2006 Microchip Technology Inc.