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Code Issues Wiki Activity

Refactor rx_spi with spiBusXXX API

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This commit is contained in:
jflyper 2018-09-29 14:15:15 +09:00
parent d557203fac
commit 0a16f4dc90
10 changed files with 100 additions and 86 deletions
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39
src/main/drivers/bus_spi.c
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@ -141,6 +141,18 @@ void spiResetErrorCounter(SPI_TypeDef *instance)
}
}
uint8_t spiBusTransferByte(const busDevice_t *bus, uint8_t data)
{
return spiTransferByte(bus->busdev_u.spi.instance, data);
}
void spiBusWriteByte(const busDevice_t *bus, uint8_t data)
{
IOLo(bus->busdev_u.spi.csnPin);
spiBusTransferByte(bus, data);
IOHi(bus->busdev_u.spi.csnPin);
}
bool spiBusWriteRegister(const busDevice_t *bus, uint8_t reg, uint8_t data)
{
IOLo(bus->busdev_u.spi.csnPin);
@ -151,27 +163,46 @@ bool spiBusWriteRegister(const busDevice_t *bus, uint8_t reg, uint8_t data)
return true;
}
bool spiBusReadRegisterBuffer(const busDevice_t *bus, uint8_t reg, uint8_t *data, uint8_t length)
bool spiBusRawReadRegisterBuffer(const busDevice_t *bus, uint8_t reg, uint8_t *data, uint8_t length)
{
IOLo(bus->busdev_u.spi.csnPin);
spiTransferByte(bus->busdev_u.spi.instance, reg | 0x80); // read transaction
spiTransferByte(bus->busdev_u.spi.instance, reg);
spiTransfer(bus->busdev_u.spi.instance, NULL, data, length);
IOHi(bus->busdev_u.spi.csnPin);
return true;
}
uint8_t spiBusReadRegister(const busDevice_t *bus, uint8_t reg)
bool spiBusReadRegisterBuffer(const busDevice_t *bus, uint8_t reg, uint8_t *data, uint8_t length)
{
return spiBusRawReadRegisterBuffer(bus, reg | 0x80, data, length);
}
void spiBusWriteRegisterBuffer(const busDevice_t *bus, uint8_t reg, const uint8_t *data, uint8_t length)
{
IOLo(bus->busdev_u.spi.csnPin);
spiTransferByte(bus->busdev_u.spi.instance, reg);
spiTransfer(bus->busdev_u.spi.instance, data, NULL, length);
IOHi(bus->busdev_u.spi.csnPin);
}
uint8_t spiBusRawReadRegister(const busDevice_t *bus, uint8_t reg)
{
uint8_t data;
IOLo(bus->busdev_u.spi.csnPin);
spiTransferByte(bus->busdev_u.spi.instance, reg | 0x80); // read transaction
spiTransferByte(bus->busdev_u.spi.instance, reg);
spiTransfer(bus->busdev_u.spi.instance, NULL, &data, 1);
IOHi(bus->busdev_u.spi.csnPin);
return data;
}
uint8_t spiBusReadRegister(const busDevice_t *bus, uint8_t reg)
{
return spiBusRawReadRegister(bus, reg | 0x80);
}
void spiBusSetInstance(busDevice_t *bus, SPI_TypeDef *instance)
{
bus->bustype = BUSTYPE_SPI;