PIC18F452-E/ML Microchip Technology, PIC18F452-E/ML Datasheet - Page 30

• Manufacturer Part Number: PIC18F452-E/ML
• Description: 44 PIN, 32KB ENH FLASH, 1536 RAM, 34 I/O,
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F452-E/ML

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18FXX2/XX8
TABLE 5-4:
DS39576C-page 30
Legend: Item
PIC18F252 None
PIC18F258 None
Device
CFGW =
SUM[a:b] = Sum of locations a to b inclusive
SUM_ID = Bytewise sum of lower four bits of all customer ID locations
+ =
& =
Boot Block
Boot/Panel1/Panel2 SUM(4000:5FFF)+SUM(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H &
All
Boot Block
Boot/Panel1/Panel2 SUM(4000:5FFF)+SUM(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H &
All
CHECKSUM COMPUTATION (CONTINUED)
Protect
Code
Description
Configuration Word
Addition
Bitwise AND
SUM(0000:01FF)+SUM(0200:1FFF)+SUM(2000:3FFF)+SUM
(4000:5FFF)+SUM(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H &
0027)+(CFGW2L + 000F)+(CFGW2H & 000F)+(CFGW3L &
0000)+(CFGW3H & 0001)+(CFGW4L & 0085)+(CFGW4H &
0000)+(CFGW5L & 000F)+(CFGW5H & 00C0)+(CFGW6L &
000F)+(CFGW6H & 00E0)+(CFGW7L & 000F)+(CFGW7H & 0040)
SUM(0200:1FFF)+SUM(2000:3FFF)+SUM(4000:5FFF)+SUM
(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H & 0027)+(CFGW2L +
000F)+(CFGW2H & 000F)+(CFGW3L & 0000)+(CFGW3H &
0001)+(CFGW4L & 0085)+(CFGW4H & 0000)+(CFGW5L &
000F)+(CFGW5H & 00C0)+(CFGW6L & 000F)+(CFGW6H &
00E0)+(CFGW7L & 000F)+(CFGW7H & 0040)+SUM(IDs)
0027)+(CFGW2L + 000F)+(CFGW2H & 000F)+(CFGW3L &
0000)+(CFGW3H & 0001)+(CFGW4L & 0085)+(CFGW4H &
0000)+(CFGW5L & 000F)+(CFGW5H & 00C0)+(CFGW6L &
000F)+(CFGW6H & 00E0)+(CFGW7L & 000F)+(CFGW7H &
0040)+SUM(IDs)
(CFGW1L & 0000)+(CFGW1H & 0027)+(CFGW2L + 000F)+(CFGW2H &
000F)+(CFGW3L & 0000)+(CFGW3H & 0001)+(CFGW4L &
0085)+(CFGW4H & 0000)+(CFGW5L & 000F)+(CFGW5H &
00C0)+(CFGW6L & 000F)+(CFGW6H & 00E0)+(CFGW7L &
000F)+(CFGW7H & 0040)+SUM(IDs)
SUM(0000:01FF)+SUM(0200:1FFF)+SUM(2000:3FFF)+SUM
(4000:5FFF)+SUM(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H &
0027)+(CFGW2L + 000F)+(CFGW2H & 000F)+(CFGW3L &
0000)+(CFGW3H & 0000)+(CFGW4L & 0085)+(CFGW4H &
0000)+(CFGW5L & 000F)+(CFGW5H & 00C0)+(CFGW6L &
000F)+(CFGW6H & 00E0)+(CFGW7L & 000F)+(CFGW7H & 0040)
SUM(0200:1FFF)+SUM(2000:3FFF)+SUM(4000:5FFF)+SUM
(6000:7FFF)+(CFGW1L & 0000)+(CFGW1H & 0027)+(CFGW2L +
000F)+(CFGW2H & 000F)+(CFGW3L & 0000)+(CFGW3H &
0000)+(CFGW4L & 0085)+(CFGW4H & 0000)+(CFGW5L &
000F)+(CFGW5H & 00C0)+(CFGW6L & 000F)+(CFGW6H &
00E0)+(CFGW7L & 000F)+(CFGW7H & 0040)+SUM(IDs)
0027)+(CFGW2L + 000F)+(CFGW2H & 000F)+(CFGW3L &
0000)+(CFGW3H & 0000)+(CFGW4L & 0085)+(CFGW4H &
0000)+(CFGW5L & 000F)+(CFGW5H & 00C0)+(CFGW6L &
000F)+(CFGW6H & 00E0)+(CFGW7L & 000F)+(CFGW7H &
0040)+SUM(IDs)
(CFGW1L & 0000)+(CFGW1H & 0027)+(CFGW2L + 000F)+(CFGW2H &
000F)+(CFGW3L & 0000)+(CFGW3H & 0000)+(CFGW4L &
0085)+(CFGW4H & 0000)+(CFGW5L & 000F)+(CFGW5H &
00C0)+(CFGW6L & 000F)+(CFGW6H & 00E0)+(CFGW7L &
000F)+(CFGW7H & 0040)+SUM(IDs)
Checksum
 2010 Microchip Technology Inc.
Blank
Value
C2B4
C2B2
82D8
84B7
02A8
82D7
84B5
02A6
0xAA at 0
and Max
Address
C25A
822E
845D
02A3
822D
845B
C258
02A1