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Solvline Eddy DK User Manual

Page 119

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Eddy DK Programmer Guide

119

GETGPIOVAL_LA
GETGPIOVAL_LB
GETGPIOVAL_LC

Function

Reads Read/Write status value for one of Port A, B, C

Format

void ioctl(int fd, GETGPIOVAL_L?, int *mode[3]);

Parameter

fd

Handle to GPIO device(‚/dev/eddy_gpio‛)

mode

Pointer to the buffer that will store the ‚value‛
value.

Returns

None

Notice

SETGPIOPUL_LA
SETGPIOPUL_LB
SETGPIOPUL_LC

Function

Sets pullup value when Port is in input mode.

Format

void ioctl(int fd, SETGPIOVAL_L?, int *value[3]);

Parameter

fd

Handle to GPIO device(‚/dev/eddy_gpio‛)

mode

Pointer to the buffer that stores the ‚pullup‛ value.
Bit value 0 means Pulldown, 1 means Pullup.

Returns

None

Notice

Any value is ok for bits that are not set to be used GPIO

GETGPIOPUL_LA
GETGPIOPUL_LB
GETGPIOPUL_LC

Function

Reads Read/Write status value for one of Port A, B, C

Format

void ioctl(int fd, GETGPIOVAL_L?, int *mode[3]);

Parameter

fd

Handle to GPIO device(‚/dev/eddy_gpio‛)

mode

Pointer to the buffer that will store the ‚pullup‛
value.

Returns

None

Notice