PIC18F2420-I/SP Microchip Technology Inc., PIC18F2420-I/SP Datasheet - Page 62
PIC18F2420-I/SP
Manufacturer Part Number
PIC18F2420-I/SP
Description
28 Pin, 16 KB Flash, 768 RAM, 25 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F2420-ISP.pdf
(388 pages)
Specifications of PIC18F2420-I/SP
A/d Inputs
10-Channel, 10-Bit
Comparators
2
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
25
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PIC18F2420-I/SP
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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PIC18F2220/2320/4220/4320
FIGURE 5-6:
DS39599C-page 60
BSR<3:0>
= 0000
= 0001
= 0010
= 1110
= 1111
DATA MEMORY MAP FOR PIC18F2X20/4X20 DEVICES
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
EFFh
F00h
F7Fh
F80h
FFFh
07Fh
0FFh
100h
1FFh
000h
080h
200h
When a = 0:
When a = 1:
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 Function Registers
(from Bank 15).
The BSR specifies the bank
used by the instruction.
2003 Microchip Technology Inc.
Access RAM High
Access RAM Low
Access Bank
(SFRs)
FFh
7Fh
00h
80h
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