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pSOSystem System Calls - Read

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de_cntrl pSOS+ <strong>System</strong> <strong>Calls</strong><br />

Error Codes<br />

Notes<br />

See Also<br />

Hex Mnemonic Description<br />

0x101 ERR_IODN Illegal device (major) number.<br />

0x102 ERR_NODR No driver provided.<br />

0x103 ERR_IOOP Illegal I/O function number.<br />

Examples of functions that are often performed by de_cntrl() include the<br />

following:<br />

■ For tty drivers, functions such as changing the baud rate and line-edit<br />

characters, enabling/disabling of typed character echo, and so on<br />

■ <strong>Read</strong>ing device status information<br />

Callable From<br />

■ Task<br />

de_read, de_write, de_open, de_close<br />

1-14 <strong>pSO<strong>System</strong></strong> <strong>System</strong> <strong>Calls</strong>

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