AT89C51CC02CA-RATUM datasheet(121/156 Pages) ATMEL

tên linh kiện	AT89C51CC02CA-RATUM

Giải thích chi tiết về linh kiện	Enhanced 8-bit Microcontroller with CAN Controller and Flash

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121

AT/T89C51CC02

4126J–CAN–05/06

PCA Registers

Table 95. CMOD Register

CMOD (S:D9h)

PCA Counter Mode Register

Reset Value = 0XXX X000b

CIDL

CPS1

CPS0

ECF

Bit Number

Bit

Mnemonic

Description

7CIDL

PCA Counter Idle Control bit

Clear to let the PCA run during Idle mode.

Set to stop the PCA when Idle mode is invoked.

Reserved

The value read from this bit is indeterminate. Do not set this bit.

Reserved

The value read from this bit is indeterminate. Do not set this bit.

Reserved

The value read from this bit is indeterminate. Do not set this bit.

Reserved

The value read from this bit is indeterminate. Do not set this bit.

2-1

CPS1:0

EWC Count Pulse Select bits

CPS1 CPS0

Clock source

Internal Clock, FPca/6

Internal Clock, FPca/2

Timer 0 overflow

External clock at ECI/P1.2 pin (Max. Rate = FPca/4)

0ECF

Enable PCA Counter Overflow Interrupt bit

Clear to disable CF bit in CCON register to generate an interrupt.

Set to enable CF bit in CCON register to generate an interrupt.

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