參數(shù)資料
型號: ST92186B3BK
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP32
封裝: PLASTIC, SDIP-32
文件頁數(shù): 119/148頁
文件大?。?/td> 1664K
代理商: ST92186B3BK
Obsolete
Product(s)
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Product(s)
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Product(s)
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Product(s)
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ST92186B - TIMER/WATCHDOG (WDT)
TIMER/WATCHDOG (Cont’d)
7.1.5 Register Description
The Timer/Watchdog is associated with 4 registers
mapped into Group F, Page 0 of the Register File.
WDTHR: Timer/Watchdog High Register
WDTLR: Timer/Watchdog Low Register
WDTPR: Timer/Watchdog Prescaler Register
WDTCR: Timer/Watchdog Control Register
Three additional control bits are mapped in the fol-
lowing registers on Page 0:
Watchdog Mode Enable, (WCR.6)
Top Level Interrupt Selection, (EIVR.2)
Interrupt A0 Channel Selection, (EIVR.1)
Note: The registers containing these bits also con-
tain other functions. Only the bits relevant to the
operation of the Timer/Watchdog are shown here.
Counter Register
This 16 bit register (WDTLR, WDTHR) is used to
load the 16 bit counter value. The registers can be
read or written “on the fly”.
TIMER/WATCHDOG HIGH REGISTER (WDTHR)
R248 - Read/Write
Register Page: 0
Reset value: 1111 1111 (FFh)
Bits 7:0 = R[15:8] Counter Most Significant Bits.
TIMER/WATCHDOG LOW REGISTER (WDTLR)
R249 - Read/Write
Register Page: 0
Reset value: 1111 1111b (FFh)
70
R15
R14
R13
R12
R11
R10
R9
R8
70
R7
R6
R5
R4
R3
R2
R1
R0
相關(guān)PDF資料
PDF描述
ST92195B2T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
ST92195B3B1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP56
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ST92195B5T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
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