rebellion/libpinproc
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Added AccelerometerIRQ support.

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This commit is contained in:
Gerry Stellenberg
2013-07-02 23:13:58 -05:00
parent a9f35706da
commit 235a5d9f50
3 changed files with 132 additions and 16 deletions
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138
examples/pinproctest/pinproctest.cpp
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@@ -71,6 +71,107 @@ PRResult LoadConfiguration(YAML::Node& yamlDoc, const char *yamlFilePath)
return kPRSuccess;
}
void ConfigureAccelerometerMotion(PRHandle proc)
{
uint32_t readData[5];
PRReadData(proc, 6, 0x10D, 1, readData);
printf("\nAccel chip id: %x\n", readData[0]);
fflush(stdout);
// Set FF_MT_COUNT (0x18)
readData[0] = 1;
PRWriteData(proc, 6, 0x118, 1, readData);
// Set FF_MT_THRESH (0x17)
readData[0] = 1;
PRWriteData(proc, 6, 0x117, 1, readData);
// Set FF_MT_CONFIG (0x15)
readData[0] = 0xD8;
PRWriteData(proc, 6, 0x115, 1, readData);
// Enable Motion interrupts
readData[0] = 0x04;
PRWriteData(proc, 6, 0x12D, 1, readData);
// Direct motion interrupt to int0 pin (default)
readData[0] = 0x04;
PRWriteData(proc, 6, 0x12E, 1, readData);
readData[0] = 0x3D;
PRWriteData(proc, 6, 0x12A, 1, readData);
readData[0] = 0x02;
PRWriteData(proc, 6, 0x12B, 1, readData);
// Enable auto-polling of accelerometer every 128 ms (8 times a sec).
//readData[0] = 0x0F; // Enable polling, 8 times a second.
readData[0] = 0x00; // Disable polling
readData[0] = readData[0] | 0x1600; // Set IRQ status addr (FF_MT_SRC)
PRWriteData(proc, 6, 0x000, 1, readData);
PRFlushWriteData(proc);
}
void ConfigureAccelerometerTransient(PRHandle proc)
{
uint32_t readData[5];
PRReadData(proc, 6, 0x10D, 1, readData);
printf("\nAccel chip id: %x\n", readData[0]);
fflush(stdout);
// Set to standby so register changes will take.
readData[0] = 0x0;
PRWriteData(proc, 6, 0x12A, 1, readData);
// Set HPF_OUT bit in XYZ_DATA_CFG (0xOE)
//readData[0] = 0x10;
//PRWriteData(proc, 6, 0x10E, 1, readData);
// Set HP_FILTER_CUTOFF (0x0F)
readData[0] = 0x03;
PRWriteData(proc, 6, 0x10F, 1, readData);
// Set FF_TRANSIENT_COUNT (0x20)
readData[0] = 1;
PRWriteData(proc, 6, 0x120, 1, readData);
// Set FF_TRANSIENT_THRESH (0x1F)
readData[0] = 1;
PRWriteData(proc, 6, 0x11F, 1, readData);
// Set FF_TRANSIENT_CONFIG (0x1D)
readData[0] = 0x1E;
PRWriteData(proc, 6, 0x11D, 1, readData);
// Enable Motion interrupts
readData[0] = 0x20;
PRWriteData(proc, 6, 0x12D, 1, readData);
// Direct motion interrupt to int0 pin (default)
readData[0] = 0x20;
PRWriteData(proc, 6, 0x12E, 1, readData);
//readData[0] = 0x3D;
readData[0] = 0x05;
PRWriteData(proc, 6, 0x12A, 1, readData);
readData[0] = 0x02;
PRWriteData(proc, 6, 0x12B, 1, readData);
// Enable auto-polling of accelerometer every 128 ms (8 times a sec).
//readData[0] = 0x0F; // Enable polling, 8 times a second.
readData[0] = 0x00; // Disable polling
readData[0] = readData[0] | 0x1E00; // Set IRQ status addr (FF_MT_SRC)
PRWriteData(proc, 6, 0x000, 1, readData);
PRFlushWriteData(proc);
}
time_t startTime;
bool runLoopRun = true;
@@ -99,20 +200,8 @@ void RunLoop(PRHandle proc)
}
}
PRReadData(proc, 6, 0x10D, 1, readData);
printf("\nAccel chip id: %x\n", readData[0]);
fflush(stdout);
readData[0] = 0x3D;
PRWriteData(proc, 6, 0x12A, 1, readData);
readData[0] = 0x02;
PRWriteData(proc, 6, 0x12B, 1, readData);
// Enable auto-polling of accelerometer every 128 ms (8 times a sec).
readData[0] = 0x0F;
PRWriteData(proc, 6, 0x000, 1, readData);
PRFlushWriteData(proc);
//ConfigureAccelerometerMotion(proc);
ConfigureAccelerometerTransient(proc);
int p = 0;
@@ -120,7 +209,21 @@ void RunLoop(PRHandle proc)
{
PRDriverWatchdogTickle(proc);
// PRReadData(proc, 6, 0x115, 1, readData);
// printf("\n\n\nAccel chip id: %x\n", readData[0]);
// PRReadData(proc, 6, 0x116, 1, readData);
// printf("\nAccel chip id: %x\n", readData[0]);
// PRReadData(proc, 6, 0x117, 1, readData);
// printf("\nAccel chip id: %x\n", readData[0]);
// PRReadData(proc, 6, 0x118, 1, readData);
// printf("\nAccel chip id: %x\n", readData[0]);
// PRReadData(proc, 6, 0x12D, 1, readData);
// printf("\nAccel chip id: %x\n", readData[0]);
// PRReadData(proc, 6, 0x12E, 1, readData);
// printf("\nAccel chip id: %x\n", readData[0]);
int numEvents = PRGetEvents(proc, events, maxEvents);
// if (numEvents > 0) printf("\nNum events: %x\n", numEvents);
for (int i = 0; i < numEvents; i++)
{
PREvent *event = &events[i];
@@ -184,6 +287,13 @@ void RunLoop(PRHandle proc)
printf("\nAccel: X: %x, Y: %x, Z: %x", readData[0], readData[1],readData[2]);
break;
}
case kPREventTypeAccelerometerIRQ:
{
//readData[2] = event->value & 0x3FFF;
readData[3] = event->value;
printf("\nAccel IRQ: %x", readData[3]);
break;
}
default:
{
printf("\nUnknown event: %x:%x", event->type, event->value);

5
include/pinproc.h
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@@ -379,8 +379,9 @@ typedef enum PREventType {
kPREventTypeBurstSwitchOpen = 6, /**< A burst switch has gone from closed to open. */
kPREventTypeBurstSwitchClosed = 7, /**< A burst switch has gone from open to closed. */
kPREventTypeAccelerometerX = 8, /**< New value from the accelerometer - X plane. */
kPREventTypeAccelerometerY = 9, /**< New value from the accelerometer - X plane. */
kPREventTypeAccelerometerZ = 10, /**< New value from the accelerometer - X plane. */
kPREventTypeAccelerometerY = 9, /**< New value from the accelerometer - Y plane. */
kPREventTypeAccelerometerZ = 10, /**< New value from the accelerometer - Z plane. */
kPREventTypeAccelerometerIRQ = 11, /**< New interrupt from the accelerometer */
kPREventTypetLast = kPREventTypeSwitchOpenNondebounced
} PREventType;

5
src/PRDevice.cpp
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@@ -241,6 +241,11 @@ int PRDevice::GetEvents(PREvent *events, int maxEvents)
events[i].type = kPREventTypeAccelerometerZ;
break;
}
case 3:
{
events[i].type = kPREventTypeAccelerometerIRQ;
break;
}
default: events[i].type = kPREventTypeInvalid;
}
break;