参数资料
型号: PIC18F46J50-I/PT
厂商: Microchip Technology
文件页数: 42/164页
文件大小: 0K
描述: IC PIC MCU FLASH 64KB 44-TQFP
产品培训模块: XLP Deep Sleep Mode
PIC18 J Series MCU Overview
PIC18F MPLAB® Starter Kit
8-bit PIC® Microcontroller Portfolio
标准包装: 160
系列: PIC® XLP™ 18F
核心处理器: PIC
芯体尺寸: 8-位
速度: 48MHz
连通性: I²C,SPI,UART/USART,USB
外围设备: 欠压检测/复位,DMA,POR,PWM,WDT
输入/输出数: 34
程序存储器容量: 64KB(32K x 16)
程序存储器类型: 闪存
RAM 容量: 3.8K x 8
电压 - 电源 (Vcc/Vdd): 2.15 V ~ 3.6 V
数据转换器: A/D 13x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-TQFP
包装: 托盘
产品目录页面: 657 (CN2011-ZH PDF)
配用: AC164330-ND - MODULE SKT FOR 44TQFP 18F45J10
PIC18F46J50 FAMILY
DS39931D-page 136
2011 Microchip Technology Inc.
10.2
PORTA, TRISA and LATA Registers
PORTA is a 7-bit wide, bidirectional port. It may also
function as a 5-bit or 6-bit port, depending on the oscil-
lator mode selected. Setting a TRISA bit (= 1) will make
the corresponding PORTA pin an input (i.e., put the
corresponding output driver in a High-Impedance
mode). Clearing a TRISA bit (= 0) will make the
corresponding PORTA pin an output (i.e., put the
contents of the output latch on the selected pin).
Reading the PORTA register reads the status of the
pins, whereas writing to it, will write to the port latch.
The Data Latch (LATA) register is also memory mapped.
Read-modify-write operations on the LATA register read
and write the latched output value for PORTA.
Most PORTA pins are multiplexed with analog (ANx)
functionality. In order to use the analog capable pins as
digital inputs, the corresponding PCFG bits in the
ANCON0 register must be set.
Pins, RA0 through RA3, may also be used as compara-
tor inputs by setting the appropriate bits in the CMxCON
registers and configuring the pins as analog inputs.
All PORTA pins have full CMOS output drivers.
The TRISA register controls the direction of the PORTA
pins, even when they are being used as analog inputs.
EXAMPLE 10-2:
INITIALIZING PORTA
Note:
On a Power-on Reset (POR), RA5 and
RA<3:0> are configured as analog inputs
and read as ‘0’.
CLRF
LATA
;Clearing the PORTA latches
;will cause the pins to drive
;low if configured as outputs
MOVLW
0x1F
;Configure AN0-AN4 pins
MOVFF
WREG,ANCON0
;for digital input mode
MOVLW
0xCF
;Example value used to
;initialize data direction
MOVWF
TRISA
;Set RA<3:0> as inputs
;RA4 is unimplemented
;RA5 as output
;RA6 and RA7 as inputs
;(unless overridden by osc settings)
相关PDF资料
PDF描述
PIC18F46K20-E/P IC PIC MCU FLASH 32KX16 40-DIP
PIC18F46K20-I/MV MCU PIC 64KB FLASH 40QFN
PIC18F47J53-I/ML IC PIC MCU 128KB FLASH 44QFN
PIC18F65K90-I/MR IC MCU 8BIT 32KB FLASH 64QFN
PIC18F66K80-I/MR MCU PIC 64KB FLASH 64QFN
相关代理商/技术参数
参数描述
PIC18F46J50T-I/ML 功能描述:8位微控制器 -MCU Full Spd USB 64KB 4KBRAM nanoWatt RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC18F46J50T-I/PT 功能描述:8位微控制器 -MCU Full Spd USB 64KB 4KBRAM nanoWatt RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC18F46J53-I/ML 功能描述:8位微控制器 -MCU 64KB Flash 4KB RAM 12MIPS nanoWatt RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC18F46J53-I/PT 功能描述:8位微控制器 -MCU 64KB Flash 4KB RAM 12MIPS nanoWatt RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC18F46J53T-I/ML 功能描述:8位微控制器 -MCU USB 64KB Flash 4KB RAM 12 MIPS 12b ADC RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT