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参数资料
| 型号： | R5F21142DDD |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 16-BIT, FLASH, MICROCONTROLLER, PDIP20 |
| 封装： | 0.300 INCH, 1.78 MM PITCH, PLASTIC, SDIP-20 |
| 文件页数： | 8/36页 |
| 文件大小： | 650K |
| 代理商： | R5F21142DDD |
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Rev.0.10
Sep 06, 2004
Page 16 of 34
REJ03B0102-0010Z
Under development
R8C/14, R8C/15 Group
4. Special Function Register (SFR)
Preliminary specification
Specifications in this manual are tentative and subject to change.
4.
Special Function Register (SFR)
SFR(Special Function Register) is the control register of peripheral functions. Tables 4.1 to 4.4 list the SFR
information.
Table 4.1
SFR Information(1)(1)
X: Undefined
NOTES:
1.
Blank spaces are reserved. No access is allowed.
2.
Software reset, the watchdog timer reset or the voltage monitor 2 reset does not affect this register.
3.
Owing to Hardware reset.
4.
Owing to Power-on reset or the voltage monitor 1 reset.
5.
Software reset, the watchdog timer reset or the voltage monitor 2 reset does not affect the b2 and b3.
Address
Register
Symbol
After reset
0000h
0001h
0002h
0003h
0004h
Processor Mode Register 0
PM0
00h
0005h
Processor Mode Register 1
PM1
00h
0006h
System Clock Control Register 0
CM0
01101000b
0007h
System Clock Control Register 1
CM1
00100000b
0008h
0009h
Address Match Interrupt Enable Register
AIER
XXXXXX00b
000Ah
Protect Register
PRCR
00XXX000b
000Bh
000Ch
Oscillation Stop Detection Register
OCD
00000100b
000Dh
Watchdog Timer Reset Register
WDTR
XXh
000Eh
Watchdog Timer Start Register
WDTS
XXh
000Fh
Watchdog Timer Control Register
WDC
000XXXXXb
0010h
Address Match Interrupt Register 0
RMAD0
00h
0011h
00h
0012h
X0h
0013h
0014h
Address Match Interrupt Register 1
RMAD1
00h
0015h
00h
0016h
X0h
0017h
0018h
0019h
001Ah
001Bh
001Ch
Count Source Protect Mode Register
CSPR
00h
001Dh
001Eh
INT0 Input Filter Select Register
INT0F
XXXXX000b
001Fh
0020h
High-Speed On-Chip Oscillator Control Register 0
HRA0
00h
0021h
High-Speed On-Chip Oscillator Control Register 1
HRA1
When shipping
0022h
High-Speed On-Chip Oscillator Control Register 2
HRA2
00h
0023h
002Ah
002Bh
002Ch
002Dh
002Eh
002Fh
0030h
0031h
Voltage Detection Register 1(2)
VCA1
00001000b
0032h
Voltage Detection Register 2(2)
VCA2
00h(3)
01000000b(4)
0033h
0034h
0035h
0036h
Voltage Monitor 1 Control Register (2)
VW1C
00001000b(3)
01001001b(4)
0037h
Voltage Monitor 2 Control Register (5)
VW2C
00h
0038h
0039h
003Ah
003Bh
003Ch
003Dh
003Eh
003Fh
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相关代理商/技术参数 |
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| R5F21142DSP | 制造商:RENESAS 制造商全称:Renesas Technology Corp 功能描述:16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / R8C/Tiny SERIES |
| R5F21142DSP#U0 | 制造商:Renesas Electronics Corporation 功能描述:MCU 16BIT R8C CISC 8KB FLASH 3.3V/5V 20PIN LSSOP - Rail/Tube 制造商:Renesas Electronics Corporation 功能描述:IC MCU 16BIT 8KB FLASH 20SSOP |
| R5F21142DSP#V0 | 功能描述:IC R8C/14 MCU FLASH 20-LSSOP RoHS:是 类别:集成电路 (IC) >> 嵌入式 - 微控制器， 系列:R8C/1x/14 标准包装:250 系列:80C 核心处理器:8051 芯体尺寸:8-位 速度:16MHz 连通性:EBI/EMI，I²C，UART/USART 外围设备:POR，PWM，WDT 输入/输出数:40 程序存储器容量:- 程序存储器类型:ROMless EEPROM 大小:- RAM 容量:256 x 8 电压 - 电源 (Vcc/Vdd):4.5 V ~ 5.5 V 数据转换器:A/D 8x10b 振荡器型:内部 工作温度:-40°C ~ 85°C 封装/外壳:68-LCC（J 形引线） 包装:带卷 (TR) |
| R5F21142SP | 制造商:Renesas Electronics Corporation 功能描述: 制造商:Renesas Electronics Corporation 功能描述:IC 16BIT MCU FLASH SMD 21142 |
| R5F21142SP#U0 | 制造商:Renesas Electronics Corporation 功能描述:MCU 16-Bit R8C CISC 8KB Flash 3.3V/5V 20-Pin LSSOP 制造商:Renesas Electronics Corporation 功能描述:MCU 16BIT R8C CISC 8KB FLASH 3.3V/5V 20PIN LSSOP - Rail/Tube 制造商:Renesas Electronics Corporation 功能描述:IC MCU 16BIT 8KB FLASH 20SSOP |
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