PIC18F2450/4450
DS39760A-page 60
Advance Information
2006 Microchip Technology Inc.
FIGURE 5-5:
DATA MEMORY MAP FOR PIC18F2450/4450 DEVICES
Bank 0
Bank 1
Bank 14
Bank 15
Data Memory Map
BSR<3:0>
= 0000
= 0001
= 1111
060h
05Fh
F60h
FFFh
00h
5Fh
60h
FFh
Access Bank
When a = 0:
The BSR is ignored and the
Access Bank is used.
The first 96 bytes are
general purpose RAM
(from Bank 0).
The remaining 160 bytes are
Special Function Registers
(from Bank 15).
When a = 1:
The BSR specifies the bank
used by the instruction.
F5Fh
F00h
EFFh
1FFh
100h
0FFh
000h
Access RAM
FFh
00h
FFh
00h
FFh
00h
GPR
SFR
Access RAM High
Access RAM Low
Bank 2
= 0010
(SFRs)
2FFh
200h
3FFh
300h
4FFh
400h
800h
Bank 3
Bank 4
Bank 5
FFh
00h
FFh
00h
FFh
00h
Unused
FFh
= 0011
= 0100
= 0101
Unused
Read as 00h
to
= 1110
Note 1:
This bank also serve as RAM buffer for USB operation. See Section 5.3.1 “USB RAM” for more
information.
Unused
GPR(1)
Read as 00h
相关PDF资料
22-02-3093 CONN FFC/FPC VERTICAL 9POS .100
PIC16C620A-04/P IC MCU OTP 512X14 COMP 18DIP
PIC16F722-I/SP IC PIC MCU FLASH 2KX14 28-DIP
PIC16F684-I/P IC PIC MCU FLASH 2KX14 14DIP
PIC16LC782T-I/SO IC MCU OTP 2KX14 A/D D/A 20SOIC
PIC18LC601T-I/PT IC MCU ROMLESS A/D PWM 64TQFP
PIC18C601T-I/PT IC MCU ROMLESS A/D PWM 64TQFP
PIC18C801T-I/PT IC MCU ROMLESS A/D PWM 80TQFP
相关代理商/技术参数
PIC16C54C-04/P 制造商:Microchip Technology Inc 功能描述:IC 8BIT CMOS MCU 16C54 DIP18
PIC16C54C04/SO 制造商:Microchip Technology 功能描述:8 PIC16C 4MHz 18SOIC 制造商:Microchip Technology 功能描述:8 PIC16C 4MHz 18SOIC Bulk
PIC16C54C-04/SO 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04/SO 制造商:Microchip Technology Inc 功能描述:8BIT CMOS MCU SMD 16C54 SOIC18
PIC16C54C-04/SO 制造商:Microchip Technology Inc 功能描述:Microcontroller IC Number of I/Os:12
PIC16C54C-04/SS 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz SSOP20 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04E/P 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz ExtTemp PDIP18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04E/SO 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz Ext Temp SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT