参数资料
型号: PIC16C710-20/P
厂商: Microchip Technology
文件页数: 87/177页
文件大小: 0K
描述: IC MCU OTP 512X14 A/D 18DIP
产品培训模块: Asynchronous Stimulus
8-bit PIC® Microcontroller Portfolio
标准包装: 25
系列: PIC® 16C
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 13
程序存储器容量: 896B(512 x 14)
程序存储器类型: OTP
RAM 容量: 36 x 8
电压 - 电源 (Vcc/Vdd): 4 V ~ 6 V
数据转换器: A/D 4x8b
振荡器型: 外部
工作温度: 0°C ~ 70°C
封装/外壳: 18-DIP(0.300",7.62mm)
包装: 管件
配用: ISPICR1-ND - ADAPTER IN-CIRCUIT PROGRAMMING
309-1059-ND - ADAPTER 18 ZIF BD W/18SO PLUGS
DVA16XP180-ND - ADAPTER DEVICE FOR MPLAB-ICE
AC164010-ND - MODULE SKT PROMATEII DIP/SOIC
177
7593L–AVR–09/12
AT90USB64/128
19. USART
The Universal Synchronous and Asynchronous serial Receiver and Transmitter (USART) is a
highly flexible serial communication device. The main features are:
Full duplex operation (independent serial receive and transmit registers)
Asynchronous or synchronous operation
Master or slave clocked synchronous operation
High resolution baud rate generator
Supports serial frames with 5, 6, 7, 8, or 9 data bits and 1 or 2 stop bits
Odd or even parity generation and parity check supported by hardware
Data overrun detection
Framing error detection
Noise filtering includes false start bit detection and digital low pass filter
Three separate interrupts on TX complete, TX data register empty and RX complete
Multi-processor communication mode
Double speed asynchronous communication mode
19.1
Overview
A simplified block diagram of the USART Transmitter is shown in Figure 19-1. CPU accessible
I/O registers and I/O pins are shown in bold.
Figure 19-1. USART block diagram
Note:
1. See Figure 1-1 on page 3, Table 11-12 on page 83 and for USART pin placement.
PARITY
GENERATOR
UBRR[H:L]
UDR (Transmit)
UCSRA
UCSRB
UCSRC
BAUD RATE GENERATOR
TRANSMIT SHIFT REGISTER
RECEIVE SHIFT REGISTER
RxD
TxD
PIN
CONTROL
UDR (Receive)
PIN
CONTROL
XCK
DATA
RECOVERY
CLOCK
RECOVERY
PIN
CONTROL
TX
CONTROL
RX
CONTROL
PARITY
CHECKER
DATA
BUS
OSC
SYNC LOGIC
Clock generator
Transmitter
Receiver
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