#include <nitro/spi.h>
u32 TP_CheckError( TPRequestCommandFlag command_flgs );
command_flgs | Specifies on which command to perform an error check |
Returns 0 if no error has been generated. Returns non-zero value if an error has been generated.
Checks to see if a touch panel request that has been transmitted to ARM7 was terminated with an error You can check more than one request simultaneously if you provide the argument with the bitwise OR of multiple flags.
TP_REQUEST_COMMAND_FLAG_SAMPLING |
Requests sampling one time. Send with TP_RequestSampling* . |
TP_REQUEST_COMMAND_FLAG_AUTO_ON |
Requests to start autosampling. Send with TP_RequestAutoSamplingStart . |
TP_REQUEST_COMMAND_FLAG_AUTO_OFF |
Requests to stop autosampling. Send with TP_RequestAutoSamplingStop . |
TP_REQUEST_COMMAND_FLAG_SET_STABILITY |
Requests to set chattering provision parameters. Send with TP_RequestSetStability . |
The following describes the enumerated type definitions of the arguments.
// Type of instruction issued to the touch panel
typedef enum {
TP_REQUEST_COMMAND_FLAG_SAMPLING = 1 << TP_REQUEST_COMMAND_SAMPLING ,
TP_REQUEST_COMMAND_FLAG_AUTO_ON = 1 << TP_REQUEST_COMMAND_AUTO_ON ,
TP_REQUEST_COMMAND_FLAG_AUTO_OFF = 1 << TP_REQUEST_COMMAND_AUTO_OFF ,
TP_REQUEST_COMMAND_FLAG_SET_STABILITY = 1 << TP_REQUEST_COMMAND_SET_STABILITY
} TPRequestCommandFlag;
04/19/2004 Changed argument types
04/16/2004 Initial version