uhk/KSDK_2.0_MKL03Z8xxx4
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Make I2C_SlaveTransferHandleIRQ() call handle->callback() upon every kI2C_SlaveReceiveEvent and pass the received byte as handle->userData. Given the variable-length protocol design of the UHK, this allows for vastly supreme robustness.

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This commit is contained in:
László Monda
2017-10-09 04:13:50 +02:00
parent ac55fc28ee
commit 49e20a5798
1 changed files with 4 additions and 4 deletions
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8
devices/MKL03Z4/drivers/fsl_i2c.c
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@@ -1518,8 +1518,11 @@ void I2C_SlaveTransferHandleIRQ(I2C_Type *base, void *i2cHandle)
} }
else else
{ {
/* Slave receive, master writing to slave. */
uint8_t data = *(uint8_t*)handle->userData = base->D;
/* If we're out of data, invoke callback to get more. */ /* If we're out of data, invoke callback to get more. */
if ((!xfer->data) || (!xfer->dataSize)) if (true || (!xfer->data) || (!xfer->dataSize))
{ {
xfer->event = kI2C_SlaveReceiveEvent; xfer->event = kI2C_SlaveReceiveEvent;
@@ -1532,9 +1535,6 @@ void I2C_SlaveTransferHandleIRQ(I2C_Type *base, void *i2cHandle)
xfer->transferredCount = 0; xfer->transferredCount = 0;
} }
/* Slave receive, master writing to slave. */
uint8_t data = base->D;
if (handle->transfer.dataSize) if (handle->transfer.dataSize)
{ {
/* Receive data. */ /* Receive data. */