参数资料
型号: R5F21355ADFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP52
封装: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件页数: 5/57页
文件大小: 476K
代理商: R5F21355ADFP
R8C/2A Group, R8C/2B Group
1. Overview
Rev.1.00
Feb 09, 2007
Page 13 of 55
REJ03B0182-0100
I: Input
O: Output
I/O: Input and output
Table 1.10
Pin Functions (2)
Item
Pin Name
I/O Type
Description
A/D converter
AN0 to AN11
I
Analog input pins to A/D converter
D/A converter
DA0 to DA1
O
D/A converter output pins
I/O port
P0_0 to P0_7,
P1_0 to P1_7,
P2_0 to P2_7,
P3_0 to P3_7,
P4_3 to P4_5,
P5_0 to P5_4,
P6_0 to P6_7,
P8_0 to P8_6
I/O
CMOS I/O ports. Each port has an I/O select direction
register, allowing each pin in the port to be directed for input
or output individually.
Any port set to input can be set to use a pull-up resistor or not
by a program.
P2_0 to P2_7 also function as LED drive ports.
Input port
P4_6, P4_7
I
Input-only ports
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