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Restore the original I2c{Read,Write}() implementations to make the communication between keyboard halves fully functional again. Fixes #8.

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László Monda
2016-12-09 22:24:15 +01:00
parent 6c6afd6395
commit ed0b51dbff
1 changed files with 31 additions and 0 deletions
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31
shared/i2c_addresses.c
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@@ -1,6 +1,8 @@
#include "fsl_i2c.h"
#include "i2c_addresses.h"
#ifdef ROBI_I2C
/**
* This file has couple of hacks in it, because the blocking KSDK I2C API does not handle
* I2C errors properly. There were some stalls when the keyboard halves were disconnected
@@ -235,3 +237,32 @@ status_t I2cWrite(I2C_Type *base, uint8_t i2cAddress, uint8_t *txBuff, uint8_t t
return result;
}
#else
status_t I2cRead(I2C_Type *baseAddress, uint8_t i2cAddress, uint8_t *data, uint8_t size)
{
i2c_master_transfer_t masterXfer;
masterXfer.slaveAddress = i2cAddress;
masterXfer.direction = kI2C_Read;
masterXfer.subaddress = 0;
masterXfer.subaddressSize = 0;
masterXfer.data = data;
masterXfer.dataSize = size;
masterXfer.flags = kI2C_TransferDefaultFlag;
return I2C_MasterTransferBlocking(baseAddress, &masterXfer);
}
status_t I2cWrite(I2C_Type *baseAddress, uint8_t i2cAddress, uint8_t *data, uint8_t size)
{
i2c_master_transfer_t masterXfer;
masterXfer.slaveAddress = i2cAddress;
masterXfer.direction = kI2C_Write;
masterXfer.subaddress = 0;
masterXfer.subaddressSize = 0;
masterXfer.data = data;
masterXfer.dataSize = size;
masterXfer.flags = kI2C_TransferDefaultFlag;
return I2C_MasterTransferBlocking(baseAddress, &masterXfer);
}
#endif