參數(shù)資料
型號(hào): R5F212L4SNFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP32
封裝: 7 X 7 MM, 0.80 MM PITCH, PLASTIC, LQFP-32
文件頁數(shù): 32/37頁
文件大?。?/td> 379K
代理商: R5F212L4SNFP
R8C/2K Group, R8C/2L Group
1. Overview
Rev.1.10
Dec 21, 2007
Page 2 of 45
REJ03B0219-0110
1.1.2
Specifications
Tables 1.1 and 1.2 outlines the Specifications for R8C/2K Group and Tables 1.3 and 1.4 outlines the
Specifications for R8C/2L Group.
Table 1.1
Specifications for R8C/2K Group (1)
Item
Function
Specification
CPU
Central processing
unit
R8C/Tiny series core
Number of fundamental instructions: 89
Minimum instruction execution time:
50 ns (f(XIN) = 20 MHz, VCC = 3.0 to 5.5 V)
100 ns (f(XIN) = 10 MHz, VCC = 2.7 to 5.5 V)
200 ns (f(XIN) = 5 MHz, VCC = 2.2 to 5.5 V)
Multiplier: 16 bits × 16 bits
→ 32 bits
Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits
→ 32 bits
Operation mode: Single-chip mode (address space: 1 Mbyte)
Memory
ROM, RAM
Refer to Table 1.5 Product List for R8C/2K Group.
Power Supply
Voltage
Detection
Voltage detection
circuit
Power-on reset
Voltage detection 3
I/O Ports
Programmable I/O
ports
Input-only: 3 pins
CMOS I/O ports: 25, selectable pull-up resistor
High current drive ports: 8
Clock
Clock generation
circuits
2 circuits: XIN clock oscillation circuit (with on-chip feedback resistor),
On-chip oscillator (high-speed, low-speed)
(high-speed on-chip oscillator has a frequency adjustment function)
Oscillation stop detection: XIN clock oscillation stop detection function
Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
Low power consumption modes:
Standard operating mode (high-speed clock, high-speed on-chip oscillator,
low-speed on-chip oscillator), wait mode, stop mode
Interrupts
External: 4 sources, Internal: 15 sources, Software: 4 sources
Priority levels: 7 levels
Watchdog Timer
15 bits × 1 (with prescaler), reset start selectable
Timer
Timer RA
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), pulse output mode (output level inverted every
period), event counter mode, pulse width measurement mode, pulse period
measurement mode
Timer RB
8 bits × 1 (with 8-bit prescaler)
Timer mode (period timer), programmable waveform generation mode (PWM
output), programmable one-shot generation mode, programmable wait one-
shot generation mode
Timer RC
16 bits × 1 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode
(output 3 pins), PWM2 mode (PWM output pin)
Timer RD
16 bits × 2 (with 4 capture/compare registers)
Timer mode (input capture function, output compare function), PWM mode
(output 6 pins), reset synchronous PWM mode (output three-phase
waveforms (6 pins), sawtooth wave modulation), complementary PWM mode
(output three-phase waveforms (6 pins), triangular wave modulation), PWM3
mode (PWM output 2 pins with fixed period)
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