PIC18F8520-I/PT Microchip Technology Inc., PIC18F8520-I/PT Datasheet - Page 248

• Manufacturer Part Number: PIC18F8520-I/PT
• Description: 80 PIN, 32 KB FLASH, 2048 RAM, 68 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F8520-I/PT

• A/d Inputs: 16-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 1024 Bytes
• Input Output: 68
• Interface: I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 80-pin TQFP
• Programmable Memory: 32K Bytes
• Ram Size: 2K Bytes
• Speed: 40 MHz
• Timers: 2-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part

PIC18F6520/8520/6620/8620/6720/8720
REGISTER 23-9:
DS39609B-page 246
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
bit 7
WR7: Write Protection bit
1 = Block 7 (01C000-01FFFFh) not write-protected
0 = Block 7 (01C000-01FFFFh) write-protected
WR6: Write Protection bit
1 = Block 6 (018000-01BFFFh) not write-protected
0 = Block 6 (018000-01BFFFh) write-protected
WR5: Write Protection bit
1 = Block 5 (014000-017FFFh) not write-protected
0 = Block 5 (014000-017FFFh) write-protected
WR4: Write Protection bit
1 = Block 4 (010000-013FFFh) not write-protected
0 = Block 4 (010000-013FFFh) write-protected
WR3: Write Protection bit
For PIC18FX520 devices:
1 = Block 3 (006000-007FFFh) not write-protected
0 = Block 3 (006000-007FFFh) write-protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 3 (00C000-00FFFFh) not write-protected
0 = Block 3 (00C000-00FFFFh) write-protected
WR2: Write Protection bit
For PIC18FX520 devices:
1 = Block 2 (004000-005FFFh) not write-protected
0 = Block 2 (004000-005FFFh) write-protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 2 (008000-00BFFFh) not write-protected
0 = Block 2 (008000-00BFFFh) write-protected
WR1: Write Protection bit
For PIC18FX520 devices:
1 = Block 1 (002000-003FFFh) not write-protected
0 = Block 1 (002000-003FFFh) write-protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 1 (004000-007FFFh) not write-protected
0 = Block 1 (004000-007FFFh) write-protected
WR0: Write Protection bit
For PIC18FX520 devices:
1 = Block 0 (000800-001FFFh) not write-protected
0 = Block 0 (000800-001FFFh) write-protected
For PIC18FX620 and PIC18FX720 devices:
1 = Block 0 (000200-003FFFh) not write-protected
0 = Block 0 (000200-003FFFh) write-protected
CONFIG6L: CONFIGURATION REGISTER 6 LOW (BYTE ADDRESS 30000Ah)
Legend:
R = Readable bit
- n = Value when device is unprogrammed
WRT7
Note 1: Unimplemented in PIC18FX520 and PIC18FX620 devices; maintain this bit set.
R/P-1
(1)
WRT6
R/P-1
(1)
WRT5
(1)
(1)
(1)
(1)
P = Programmable bit
R/P-1
(1)
WRT4
R/P-1
(1)
WRT3
R/P-1
U = Unimplemented bit, read as ‘0’
u = Unchanged from programmed state
WRT2
R/P-1
 2004 Microchip Technology Inc.
WRT1
R/P-1
WRT0
R/P-1
bit 0