參數(shù)資料
型號: R5F21194DD
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PDIP20
封裝: 6.30 X 19 MM, 1.78 MM PITCH, PLASTIC, SDIP-20
文件頁數(shù): 7/41頁
文件大?。?/td> 725K
代理商: R5F21194DD
R8C/18 Group, R8C/19 Group
2. Central Processing Unit (CPU)
Rev.1.40
Apr 14, 2006
Page 15 of 38
REJ03B0124-0140
2.8.7
Interrupt Enable Flag (I)
The I flag enables maskable interrupts.
Interrupts are disabled when the I flag is set to 0, and are enabled when the I flag is set to 1. The I flag is
set to 0 when an interrupt request is acknowledged.
2.8.8
Stack Pointer Select Flag (U)
ISP is selected when the U flag is set to 0; USP is selected when the U flag is set to 1.
The U flag is set to 0 when a hardware interrupt request is acknowledged or the INT instruction of
software interrupt numbers 0 to 31 is executed.
2.8.9
Processor Interrupt Priority Level (IPL)
IPL is 3 bits wide, assigns processor interrupt priority levels from level 0 to level 7.
If a requested interrupt has higher priority than IPL, the interrupt is enabled.
2.8.10
Reserved Bit
If necessary, set to 0. When read, the content is undefined.
相關(guān)PDF資料
PDF描述
R5F21182DSP 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PDSO20
R5F21194NP 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQCC28
R5F211B3XXXSP 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PDSO20
R5F211A3XXXNP 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQCC28
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R5F21194DD#ES 功能描述:MCU 3/5V 16K PB-FREE 20-SDIP ES RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:R8C/1x/19 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)
R5F21194DD#U0 制造商:Renesas Electronics Corporation 功能描述:MCU 16BIT R8C CISC 16KB FLASH 3.3V/5V 20PIN SDIP - Rail/Tube
R5F21194DD#V0 功能描述:IC R8C MCU FLASH 20SDIP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:R8C/1x/19 標(biāo)準(zhǔn)包裝:96 系列:PIC® 16F 核心處理器:PIC 芯體尺寸:8-位 速度:20MHz 連通性:I²C,SPI 外圍設(shè)備:欠壓檢測/復(fù)位,POR,PWM,WDT 輸入/輸出數(shù):11 程序存儲器容量:3.5KB(2K x 14) 程序存儲器類型:閃存 EEPROM 大小:- RAM 容量:128 x 8 電壓 - 電源 (Vcc/Vdd):2.3 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 ~ 125°C 封裝/外殼:14-TSSOP(0.173",4.40mm 寬) 包裝:管件
R5F21194DDD#U0 制造商:Renesas Electronics Corporation 功能描述:MCU 16BIT R8C CISC 16KB FLASH 3.3V/5V 20PIN SDIP - Rail/Tube
R5F21194DSP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:RENESAS 16-BIT SINGLE-CHIP MCU R8C FAMILY / R8C/1x SERIES