Move standard clock to 10.5mhz

This commit is contained in:
blckmn 2016-06-24 17:28:59 +10:00
parent b8263ec049
commit 134bb6f466
2 changed files with 168 additions and 170 deletions

View File

@ -36,7 +36,7 @@
#define GPIO_AF_SPI2 GPIO_AF_5
#endif
#ifndef GPIO_AF_SPI3
#define GPIO_AF_SPI3 GPIO_AF_6
#define GPIO_AF_SPI3 GPIO_AF_6
#endif
#endif
@ -73,168 +73,168 @@
static spiDevice_t spiHardwareMap[] = {
#if defined(STM32F10X)
{ .dev = SPI1, .nss = IO_TAG(SPI1_NSS_PIN), .sck = IO_TAG(SPI1_SCK_PIN), .miso = IO_TAG(SPI1_MISO_PIN), .mosi = IO_TAG(SPI1_MOSI_PIN), .rcc = RCC_APB2(SPI1), .af = 0, false },
{ .dev = SPI2, .nss = IO_TAG(SPI2_NSS_PIN), .sck = IO_TAG(SPI2_SCK_PIN), .miso = IO_TAG(SPI2_MISO_PIN), .mosi = IO_TAG(SPI2_MOSI_PIN), .rcc = RCC_APB1(SPI2), .af = 0, false },
{ .dev = SPI1, .nss = IO_TAG(SPI1_NSS_PIN), .sck = IO_TAG(SPI1_SCK_PIN), .miso = IO_TAG(SPI1_MISO_PIN), .mosi = IO_TAG(SPI1_MOSI_PIN), .rcc = RCC_APB2(SPI1), .af = 0, false },
{ .dev = SPI2, .nss = IO_TAG(SPI2_NSS_PIN), .sck = IO_TAG(SPI2_SCK_PIN), .miso = IO_TAG(SPI2_MISO_PIN), .mosi = IO_TAG(SPI2_MOSI_PIN), .rcc = RCC_APB1(SPI2), .af = 0, false },
#else
{ .dev = SPI1, .nss = IO_TAG(SPI1_NSS_PIN), .sck = IO_TAG(SPI1_SCK_PIN), .miso = IO_TAG(SPI1_MISO_PIN), .mosi = IO_TAG(SPI1_MOSI_PIN), .rcc = RCC_APB2(SPI1), .af = GPIO_AF_SPI1, false },
{ .dev = SPI2, .nss = IO_TAG(SPI2_NSS_PIN), .sck = IO_TAG(SPI2_SCK_PIN), .miso = IO_TAG(SPI2_MISO_PIN), .mosi = IO_TAG(SPI2_MOSI_PIN), .rcc = RCC_APB1(SPI2), .af = GPIO_AF_SPI2, false },
{ .dev = SPI1, .nss = IO_TAG(SPI1_NSS_PIN), .sck = IO_TAG(SPI1_SCK_PIN), .miso = IO_TAG(SPI1_MISO_PIN), .mosi = IO_TAG(SPI1_MOSI_PIN), .rcc = RCC_APB2(SPI1), .af = GPIO_AF_SPI1, false },
{ .dev = SPI2, .nss = IO_TAG(SPI2_NSS_PIN), .sck = IO_TAG(SPI2_SCK_PIN), .miso = IO_TAG(SPI2_MISO_PIN), .mosi = IO_TAG(SPI2_MOSI_PIN), .rcc = RCC_APB1(SPI2), .af = GPIO_AF_SPI2, false },
#endif
#if defined(STM32F303xC) || defined(STM32F40_41xxx) || defined(STM32F411xE)
{ .dev = SPI3, .nss = IO_TAG(SPI3_NSS_PIN), .sck = IO_TAG(SPI3_SCK_PIN), .miso = IO_TAG(SPI3_MISO_PIN), .mosi = IO_TAG(SPI3_MOSI_PIN), .rcc = RCC_APB1(SPI3), .af = GPIO_AF_SPI3, false }
{ .dev = SPI3, .nss = IO_TAG(SPI3_NSS_PIN), .sck = IO_TAG(SPI3_SCK_PIN), .miso = IO_TAG(SPI3_MISO_PIN), .mosi = IO_TAG(SPI3_MOSI_PIN), .rcc = RCC_APB1(SPI3), .af = GPIO_AF_SPI3, false }
#endif
};
SPIDevice spiDeviceByInstance(SPI_TypeDef *instance)
{
if (instance == SPI1)
return SPIDEV_1;
if (instance == SPI1)
return SPIDEV_1;
if (instance == SPI2)
return SPIDEV_2;
if (instance == SPI2)
return SPIDEV_2;
if (instance == SPI3)
return SPIDEV_3;
if (instance == SPI3)
return SPIDEV_3;
return SPIINVALID;
return SPIINVALID;
}
void spiInitDevice(SPIDevice device)
{
SPI_InitTypeDef spiInit;
SPI_InitTypeDef spiInit;
spiDevice_t *spi = &(spiHardwareMap[device]);
spiDevice_t *spi = &(spiHardwareMap[device]);
#ifdef SDCARD_SPI_INSTANCE
if (spi->dev == SDCARD_SPI_INSTANCE)
spi->sdcard = true;
if (spi->dev == SDCARD_SPI_INSTANCE)
spi->sdcard = true;
#endif
// Enable SPI clock
RCC_ClockCmd(spi->rcc, ENABLE);
RCC_ResetCmd(spi->rcc, ENABLE);
// Enable SPI clock
RCC_ClockCmd(spi->rcc, ENABLE);
RCC_ResetCmd(spi->rcc, ENABLE);
IOInit(IOGetByTag(spi->sck), OWNER_SYSTEM, RESOURCE_SPI);
IOInit(IOGetByTag(spi->miso), OWNER_SYSTEM, RESOURCE_SPI);
IOInit(IOGetByTag(spi->mosi), OWNER_SYSTEM, RESOURCE_SPI);
IOInit(IOGetByTag(spi->sck), OWNER_SYSTEM, RESOURCE_SPI);
IOInit(IOGetByTag(spi->miso), OWNER_SYSTEM, RESOURCE_SPI);
IOInit(IOGetByTag(spi->mosi), OWNER_SYSTEM, RESOURCE_SPI);
#if defined(STM32F303xC) || defined(STM32F4)
if (spi->sdcard) {
IOConfigGPIOAF(IOGetByTag(spi->sck), SPI_IO_AF_SCK_CFG, spi->af);
IOConfigGPIOAF(IOGetByTag(spi->miso), SPI_IO_AF_MISO_CFG, spi->af);
}
else {
IOConfigGPIOAF(IOGetByTag(spi->sck), SPI_IO_AF_CFG, spi->af);
IOConfigGPIOAF(IOGetByTag(spi->miso), SPI_IO_AF_CFG, spi->af);
}
IOConfigGPIOAF(IOGetByTag(spi->mosi), SPI_IO_AF_CFG, spi->af);
if (spi->sdcard) {
IOConfigGPIOAF(IOGetByTag(spi->sck), SPI_IO_AF_SCK_CFG, spi->af);
IOConfigGPIOAF(IOGetByTag(spi->miso), SPI_IO_AF_MISO_CFG, spi->af);
}
else {
IOConfigGPIOAF(IOGetByTag(spi->sck), SPI_IO_AF_CFG, spi->af);
IOConfigGPIOAF(IOGetByTag(spi->miso), SPI_IO_AF_CFG, spi->af);
}
IOConfigGPIOAF(IOGetByTag(spi->mosi), SPI_IO_AF_CFG, spi->af);
if (spi->nss)
IOConfigGPIOAF(IOGetByTag(spi->nss), SPI_IO_CS_CFG, spi->af);
if (spi->nss)
IOConfigGPIOAF(IOGetByTag(spi->nss), SPI_IO_CS_CFG, spi->af);
#endif
#if defined(STM32F10X)
IOConfigGPIO(IOGetByTag(spi->sck), SPI_IO_AF_CFG);
IOConfigGPIO(IOGetByTag(spi->miso), SPI_IO_AF_CFG);
IOConfigGPIO(IOGetByTag(spi->mosi), SPI_IO_AF_CFG);
IOConfigGPIO(IOGetByTag(spi->sck), SPI_IO_AF_CFG);
IOConfigGPIO(IOGetByTag(spi->miso), SPI_IO_AF_CFG);
IOConfigGPIO(IOGetByTag(spi->mosi), SPI_IO_AF_CFG);
if (spi->nss)
IOConfigGPIO(IOGetByTag(spi->nss), SPI_IO_CS_CFG);
if (spi->nss)
IOConfigGPIO(IOGetByTag(spi->nss), SPI_IO_CS_CFG);
#endif
// Init SPI hardware
SPI_I2S_DeInit(spi->dev);
// Init SPI hardware
SPI_I2S_DeInit(spi->dev);
spiInit.SPI_Mode = SPI_Mode_Master;
spiInit.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
spiInit.SPI_DataSize = SPI_DataSize_8b;
spiInit.SPI_NSS = SPI_NSS_Soft;
spiInit.SPI_FirstBit = SPI_FirstBit_MSB;
spiInit.SPI_CRCPolynomial = 7;
spiInit.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_8;
spiInit.SPI_Mode = SPI_Mode_Master;
spiInit.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
spiInit.SPI_DataSize = SPI_DataSize_8b;
spiInit.SPI_NSS = SPI_NSS_Soft;
spiInit.SPI_FirstBit = SPI_FirstBit_MSB;
spiInit.SPI_CRCPolynomial = 7;
spiInit.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_8;
if (spi->sdcard) {
spiInit.SPI_CPOL = SPI_CPOL_Low;
spiInit.SPI_CPHA = SPI_CPHA_1Edge;
}
else {
spiInit.SPI_CPOL = SPI_CPOL_High;
spiInit.SPI_CPHA = SPI_CPHA_2Edge;
}
if (spi->sdcard) {
spiInit.SPI_CPOL = SPI_CPOL_Low;
spiInit.SPI_CPHA = SPI_CPHA_1Edge;
}
else {
spiInit.SPI_CPOL = SPI_CPOL_High;
spiInit.SPI_CPHA = SPI_CPHA_2Edge;
}
#ifdef STM32F303xC
// Configure for 8-bit reads.
SPI_RxFIFOThresholdConfig(spi->dev, SPI_RxFIFOThreshold_QF);
// Configure for 8-bit reads.
SPI_RxFIFOThresholdConfig(spi->dev, SPI_RxFIFOThreshold_QF);
#endif
SPI_Init(spi->dev, &spiInit);
SPI_Cmd(spi->dev, ENABLE);
SPI_Init(spi->dev, &spiInit);
SPI_Cmd(spi->dev, ENABLE);
if (spi->nss)
IOHi(IOGetByTag(spi->nss));
if (spi->nss)
IOHi(IOGetByTag(spi->nss));
}
bool spiInit(SPIDevice device)
{
switch (device)
{
case SPIINVALID:
return false;
case SPIDEV_1:
switch (device)
{
case SPIINVALID:
return false;
case SPIDEV_1:
#ifdef USE_SPI_DEVICE_1
spiInitDevice(device);
return true;
spiInitDevice(device);
return true;
#else
break;
break;
#endif
case SPIDEV_2:
case SPIDEV_2:
#ifdef USE_SPI_DEVICE_2
spiInitDevice(device);
return true;
spiInitDevice(device);
return true;
#else
break;
break;
#endif
case SPIDEV_3:
case SPIDEV_3:
#if defined(USE_SPI_DEVICE_3) && (defined(STM32F303xC) || defined(STM32F4))
spiInitDevice(device);
return true;
spiInitDevice(device);
return true;
#else
break;
break;
#endif
}
return false;
}
return false;
}
uint32_t spiTimeoutUserCallback(SPI_TypeDef *instance)
{
SPIDevice device = spiDeviceByInstance(instance);
if (device == SPIINVALID)
return -1;
spiHardwareMap[device].errorCount++;
return spiHardwareMap[device].errorCount;
SPIDevice device = spiDeviceByInstance(instance);
if (device == SPIINVALID)
return -1;
spiHardwareMap[device].errorCount++;
return spiHardwareMap[device].errorCount;
}
// return uint8_t value or -1 when failure
uint8_t spiTransferByte(SPI_TypeDef *instance, uint8_t data)
{
uint16_t spiTimeout = 1000;
uint16_t spiTimeout = 1000;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET)
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET)
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
#ifdef STM32F303xC
SPI_SendData8(instance, data);
SPI_SendData8(instance, data);
#else
SPI_I2S_SendData(instance, data);
SPI_I2S_SendData(instance, data);
#endif
spiTimeout = 1000;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_RXNE) == RESET)
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
spiTimeout = 1000;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_RXNE) == RESET)
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
#ifdef STM32F303xC
return ((uint8_t)SPI_ReceiveData8(instance));
return ((uint8_t)SPI_ReceiveData8(instance));
#else
return ((uint8_t)SPI_I2S_ReceiveData(instance));
return ((uint8_t)SPI_I2S_ReceiveData(instance));
#endif
}
@ -244,47 +244,45 @@ uint8_t spiTransferByte(SPI_TypeDef *instance, uint8_t data)
bool spiIsBusBusy(SPI_TypeDef *instance)
{
#ifdef STM32F303xC
return SPI_GetTransmissionFIFOStatus(instance) != SPI_TransmissionFIFOStatus_Empty || SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_BSY) == SET;
return SPI_GetTransmissionFIFOStatus(instance) != SPI_TransmissionFIFOStatus_Empty || SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_BSY) == SET;
#else
return SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET || SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_BSY) == SET;
return SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET || SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_BSY) == SET;
#endif
}
bool spiTransfer(SPI_TypeDef *instance, uint8_t *out, const uint8_t *in, int len)
{
uint16_t spiTimeout = 1000;
uint16_t spiTimeout = 1000;
uint8_t b;
instance->DR;
while (len--) {
b = in ? *(in++) : 0xFF;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET) {
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
}
uint8_t b;
instance->DR;
while (len--) {
b = in ? *(in++) : 0xFF;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_TXE) == RESET) {
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
}
#ifdef STM32F303xC
SPI_SendData8(instance, b);
//SPI_I2S_SendData16(instance, b);
SPI_SendData8(instance, b);
#else
SPI_I2S_SendData(instance, b);
SPI_I2S_SendData(instance, b);
#endif
spiTimeout = 1000;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_RXNE) == RESET) {
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
}
spiTimeout = 1000;
while (SPI_I2S_GetFlagStatus(instance, SPI_I2S_FLAG_RXNE) == RESET) {
if ((spiTimeout--) == 0)
return spiTimeoutUserCallback(instance);
}
#ifdef STM32F303xC
b = SPI_ReceiveData8(instance);
//b = SPI_I2S_ReceiveData16(instance);
b = SPI_ReceiveData8(instance);
#else
b = SPI_I2S_ReceiveData(instance);
b = SPI_I2S_ReceiveData(instance);
#endif
if (out)
*(out++) = b;
}
if (out)
*(out++) = b;
}
return true;
return true;
}
@ -292,70 +290,70 @@ void spiSetDivisor(SPI_TypeDef *instance, uint16_t divisor)
{
#define BR_CLEAR_MASK 0xFFC7
uint16_t tempRegister;
uint16_t tempRegister;
SPI_Cmd(instance, DISABLE);
SPI_Cmd(instance, DISABLE);
tempRegister = instance->CR1;
tempRegister = instance->CR1;
switch (divisor) {
case 2:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_2;
break;
switch (divisor) {
case 2:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_2;
break;
case 4:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_4;
break;
case 4:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_4;
break;
case 8:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_8;
break;
case 8:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_8;
break;
case 16:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_16;
break;
case 16:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_16;
break;
case 32:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_32;
break;
case 32:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_32;
break;
case 64:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_64;
break;
case 64:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_64;
break;
case 128:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_128;
break;
case 128:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_128;
break;
case 256:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_256;
break;
}
case 256:
tempRegister &= BR_CLEAR_MASK;
tempRegister |= SPI_BaudRatePrescaler_256;
break;
}
instance->CR1 = tempRegister;
instance->CR1 = tempRegister;
SPI_Cmd(instance, ENABLE);
SPI_Cmd(instance, ENABLE);
}
uint16_t spiGetErrorCounter(SPI_TypeDef *instance)
{
SPIDevice device = spiDeviceByInstance(instance);
if (device == SPIINVALID)
return 0;
return spiHardwareMap[device].errorCount;
SPIDevice device = spiDeviceByInstance(instance);
if (device == SPIINVALID)
return 0;
return spiHardwareMap[device].errorCount;
}
void spiResetErrorCounter(SPI_TypeDef *instance)
{
SPIDevice device = spiDeviceByInstance(instance);
if (device != SPIINVALID)
spiHardwareMap[device].errorCount = 0;
SPIDevice device = spiDeviceByInstance(instance);
if (device != SPIINVALID)
spiHardwareMap[device].errorCount = 0;
}

View File

@ -40,7 +40,7 @@
#if defined(STM32F4)
#define SPI_SLOW_CLOCK 128 //00.65625 MHz
#define SPI_STANDARD_CLOCK 16 //05.25000 MHz
#define SPI_STANDARD_CLOCK 8 //10.50000 MHz
#define SPI_FAST_CLOCK 4 //21.00000 MHz
#define SPI_ULTRAFAST_CLOCK 2 //42.00000 MHz
#else