PIC18C252-E/SP Microchip Technology, PIC18C252-E/SP Datasheet - Page 45

• Manufacturer Part Number: PIC18C252-E/SP
• Description: IC MCU OTP 16KX16 A/D 28DIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Cr

Specifications of PIC18C252-E/SP

• 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: 22
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: OTP
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: PIC18C252E/SP

FIGURE 4-6:
2001 Microchip Technology Inc.
When a = 1,
the BSR is used to specify the
RAM location that the instruc-
tion uses.
BSR<3:0>
= 0000b
= 0001b
= 0010b
= 1110b
= 1111b
DATA MEMORY MAP FOR PIC18C242/442
Bank 14
Bank 15
Bank 2
Bank 0
Bank 1
to
FFh
FFh
FFh
00h
00h
00h
Data Memory Map
Access RAM
Read ’00h’
Unused
Unused
GPR
GPR
SFR
0FFh
100h
1FFh
07Fh
000h
080h
200h
EFFh
F00h
F7Fh
F80h
FFFh
When a = 0,
the BSR is ignored and the
Access Bank is used.
The first 128 bytes are General
Purpose RAM (from Bank 0).
The second 128 bytes are
Special
(from Bank 15).
PIC18CXX2
Access Bank
Access RAM high
Access RAM low
Function
(SFR’s)
DS39026C-page 43
Registers
FFh
7Fh
00h
80h