參數(shù)資料
型號: PIC16LF1947T-I/MR
廠商: Microchip Technology
文件頁數(shù): 20/46頁
文件大?。?/td> 0K
描述: MCU 8BIT 28KB FLASH 64QFN
標(biāo)準(zhǔn)包裝: 3,300
系列: PIC® XLP™ 16F
核心處理器: PIC
芯體尺寸: 8-位
速度: 32MHz
連通性: I²C,LIN,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,LCD,POR,PWM,WDT
輸入/輸出數(shù): 54
程序存儲器容量: 28KB(16K x 14)
程序存儲器類型: 閃存
EEPROM 大小: 256 x 8
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 17x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-VFQFN 裸露焊盤
包裝: 帶卷 (TR)
配用: MA160016-ND - MODULE PLUG-IN PIC16F1947
MA160015-ND - MODULE PLUG-IN PIC16LF1947
DM240313-ND - BOARD DEMO 8BIT XLP
2010 Microchip Technology Inc.
DS41397B-page 27
PIC16F193X/LF193X/PIC16F194X/LF194X/
5.0
PROGRAMMING ALGORITHMS
The devices have the capability of storing eight 14-bit
words in its data latches. The data latches are internal
and are only used for programming. The data latches
allow the user to program up to eight program words
with a single Begin Externally Timed Programming or
Begin Internally Timed Programming command. The
Load Program Data or the Load Configuration com-
mand is used to load a single data latch. The data latch
will hold the data until the Begin Externally Timed Pro-
gramming or Begin Internally Timed Programming
command is given.
The data latches are aligned with the 3 LSb of the
address. The address at the time the Begin Externally
Timed Programming or Begin Internally Timed Pro-
gramming command is given will determine which loca-
tion(s) in memory are written. Writes cannot cross a
physical eight-word boundary. For example, attempting
to write from address 0002h-0009h will result in data
being written to 0008h-000Fh.
If more than 8 data latches are written without a Begin
Externally Timed Programming or Begin Internally
Timed Programming command the data in the data
latches will be overwritten. The following figures show
the recommended flowcharts for programming.
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