DAQ PCI-FRM01 Manual de usuario descargar pdf (Pagina 7)

Application Note (AN241)

PCI-FRM01 Register Level Application Guide

5. UART Usage

PCI-FRM01은 9600BPS, 1 stop, 1 start, 8 data bit, no parity로 동작을 한다.

UART

Transmit Data(Write) / Received Data(Read)60h

Description

I/O Address

Offset

Function

64h

68h

6Ch

Baud generator x”82"

Control Register

Status Register

Data Buffer

Baud

Control

Status

(1) Data Buffer

(2) Baud rate generator

40Mhz 사용

초기값 : x”82”

(3) Control

01831

Reserved

UART Control Register Bit Position & Usage

234567

RETE

Bit

Name

Description

Default Value

수신 인터럽트 이네이블

‘0’

송신 인터럽트 이네이블

‘0’

31 - 2

Reserved

For future use

All ‘0’

(4) STATUS

831

Reserved

UART STATUS Register Bit Position & Usage

PEFE RIRBTITB

01234567

Bit

Name

Description

Default Value

Receive Interrupt

‘0’

Receive Busy

‘0’

Parity Error(Unused)

‘0’

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

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DAQ PCI-FRM01 Manual de usuario Pagina 7

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