參數(shù)資料
型號(hào): R5F211A2XXXDD
元件分類(lèi): 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(yè)數(shù): 48/51頁(yè)
文件大小: 438K
代理商: R5F211A2XXXDD
R8C/1A Group, R8C/1B Group
1. Overview
Rev.1.40
Dec 08, 2006
Page 4 of 45
REJ03B0144-0140
1.3
Block Diagram
Figure 1.1
Block Diagram
A/D converter
(10 bits
× 4 channels)
UART or
clock synchronous serial I/O
(8 bits
× 1 channel)
R8C/Tiny Series CPU core
8
4
1
3
Timers
Timer X (8 bits)
Timer Z (8 bits)
Timer C (16 bits)
System clock generator
XIN-XOUT
High-speed on-chip
oscillator
Low-speed on-chip
oscillator
Memory
Watchdog timer
(15 bits)
ROM(1)
RAM(2)
Multiplier
R0H
R0L
R1H
R2
R3
R1L
A0
A1
FB
SB
USP
ISP
INTB
PC
FLG
I/O ports
Port P1
Port P3
Port P4
NOTES:
1. ROM size varies with MCU type.
2. RAM size varies with MCU type.
UART
(8 bits
× 1 channel)
SSU (8 bits
× 1 channel)
or I2C bus
Peripheral Functions
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