參數(shù)資料
型號: R5F21228DFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP48
封裝: 7 X 7 MM, 0.50 MM PITCH, PLASTIC, LQFP-48
文件頁數(shù): 4/38頁
文件大小: 473K
代理商: R5F21228DFP
R8C/22 Group, R8C/23 Group
2. Central Processing Unit (CPU)
Rev.2.00 Aug 20, 2008
Page 10 of 48
REJ03B0097-0200
2.
Central Processing Unit (CPU)
Figure 2.1 shows the CPU Registers. The CPU contains 13 registers. Of these, R0, R1, R2, R3, A0, A1, and FB
comprise a register bank. Two sets of register banks are provided.
Figure 2.1
CPU Registers
R2
b31
b15
b8b7
b0
Data registers(1)
Address registers(1)
R3
R0H(high-order of R0)
R2
R3
A0
A1
INTBH
b15
b19
b0
INTBL
FB
Frame base registers(1)
The 4-high order bits of INTB are INTBH and
the 16-low order bits of INTB are INTBL.
Interrupt table register
b19
b0
USP
Program counter
ISP
SB
User stack pointer
Interrupt stack pointer
Static base register
PC
FLG
Flag register
Carry flag
Debug flag
Zero flag
Sign flag
Register bank select flag
Overflow flag
Interrupt enable flag
Stack pointer select flag
Reserved area
Processor interrupt priority level
Reserved area
C
IPL
D
Z
S
B
O
I
U
b15
b0
b15
b0
b15
b0
b8
b7
NOTE:
1. A register bank comprises these registers. Two sets of register banks are provided.
R0L (low-order of R0)
R1H(high-order of R1) R1L (low-order of R1)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R5F21228DFP#U0 制造商:Renesas Electronics Corporation 功能描述:MCU 16-bit R8C CISC 64KB Flash 3.3V/5V 48-Pin LQFP Tray 制造商:Renesas Electronics Corporation 功能描述:MCU 16BIT R8C CISC 64KB FLASH 3.3V/5V 48LQFP - Trays 制造商:Renesas Electronics Corporation 功能描述:IC R8C/22 MCU FLASH 48LQFP 制造商:Renesas 功能描述:MCU 16-bit R8C CISC 64KB Flash 3.3V/5V 48-Pin LQFP Tray
R5F21228DFP#V0 功能描述:IC R8C/22 MCU FLASH 48LQFP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:R8C/2x/22 標(biāo)準(zhǔn)包裝:250 系列:80C 核心處理器:8051 芯體尺寸:8-位 速度:16MHz 連通性:EBI/EMI,I²C,UART/USART 外圍設(shè)備:POR,PWM,WDT 輸入/輸出數(shù):40 程序存儲器容量:- 程序存儲器類型:ROMless EEPROM 大小:- RAM 容量:256 x 8 電壓 - 電源 (Vcc/Vdd):4.5 V ~ 5.5 V 數(shù)據(jù)轉(zhuǎn)換器:A/D 8x10b 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 85°C 封裝/外殼:68-LCC(J 形引線) 包裝:帶卷 (TR)
R5F21228JFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS MCU R8C FAMILY / R8C/2x SERIES
R5F21228JFP#U0 制造商:Renesas Electronics Corporation 功能描述:
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