參數(shù)資料
型號(hào): PIC16F818
廠商: Microchip Technology Inc.
英文描述: 18/20-Pin Enhanced FLASH Microcontrollers with nanoWatt Technology(18/20引腳,納瓦技術(shù)增強(qiáng)FLASH微控制器)
中文描述: 18/20-Pin增強(qiáng)型閃存微控制器采用納瓦技術(shù)(18/20引腳,納瓦技術(shù)增強(qiáng)閃存微控制器)
文件頁數(shù): 57/164頁
文件大小: 3045K
代理商: PIC16F818
2002 Microchip Technology Inc.
Preliminary
DS39598C-page 55
PIC16F818/819
EXAMPLE 6-1:
BANKSEL OPTION
MOVLW
MOVWF
BANKSEL TMR0
CLRF
BANKSEL OPTION
MOVLW
MOVWF
CLRWDT
MOVLW
MOVWF
CHANGING THE PRESCALER ASSIGNMENT FROM TIMER0 TO WDT
; Select Bank of OPTION
b'xx0x0xxx'
; Select clock source and prescale value of
OPTION
; other than 1:1
; Select Bank of TMR0
TMR0
; Clear TMR0 and prescaler
; Select Bank of OPTION
b'xxxx1xxx'
; Select WDT, do not change prescale value
OPTION
; Clears WDT and prescaler
b'xxxx1xxx'
; Select new prescale value and WDT
OPTION
EXAMPLE 6-2:
CHANGING THE PRESCALER ASSIGNMENT FROM WDT TO TIMER0
TABLE 6-1:
REGISTERS ASSOCIATED WITH TIMER0
CLRWDT
BANKSEL OPTION
MOVLW
MOVWF
; Clear WDT and prescaler
; Select Bank of OPTION
; Select TMR0, new prescale
; value and clock source
b'xxxx0xxx'
OPTION
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
RESETS
01h,101h
TMR0
Timer0 Module Register
xxxx xxxx
uuuu uuuu
0Bh,8Bh,
10Bh,18Bh
INTCON
GIE
PEIE
TMR0IE
INTE
RBIE TMR0IF
INTF
RBIF
0000 000x
0000 000u
81h,181h
OPTION
RBPU
INTEDG
T0CS
T0SE
PSA
PS2
PS1
PS0
1111 1111
1111 1111
Legend:
x
= unknown,
u
= unchanged,
-
= unimplemented locations read as ‘0’. Shaded cells are not used by Timer0.
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PIC16F818-E/ML 功能描述:8位微控制器 -MCU 1.75KB 128RAM 16 I/O Ext Temp QFN28 RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F818-E/P 功能描述:8位微控制器 -MCU 1.75KB 128RAM 16 I/O Ext Temp PDIP18 RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F818-E/SO 功能描述:8位微控制器 -MCU 1.75KB 128RAM 16 I/O Ext Temp SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F818-E/SS 功能描述:8位微控制器 -MCU 1.75KB 128RAM 16 I/O Ext Temp SSOP20 RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
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