5 serial functions, 5 serial functions -6 – Solvline Eddy DK Ver 2.20 User Manual

Page 49

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Chapter 6. Library

6-6

Returns None

Notice

Contols Ready LED mounted at each Eddy model.

6.5 Serial functions

These functions are used to handle internal serial port and UART.

SB_OpenSerial

Function Opens

serial

port.

Format

int SB_OpenSerial (int Port_No);

Parameter Port_No

Serial port number

0: First serial port

1: Second serial port

(Only available for Eddy-CPU, Eddy-DK)

Returns

-1 ~ N

Opened serial port handle

-1: Open error

N: Opened serial port handle

Notice

Eddy provides maximum two serial ports; however for normal model where
Eddy-CPU is mounted, Eddy only provides one serial port.

DK board has two on-board serial ports. User can use both of the serial
ports if the user sets DIP switch on DK board to make it recognized as
Eddy-CPU or Eddy-DK.

SB_InitSerial

Function

Initialize data communication configuration of serial port.

Format

Void SB_InitSerial (int Handle, char Speed, char LCR, char Flow);

Parameter Handle

Serial

port

handle acquired from OpenSerial

Speed Baud

rade

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