/*stm32 iic³õʼ»¯*/
void pin_init1()
{
GPIO_InitTypeDef GPIO_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
/* Enable GPIOB,E,F,G clock */
//DEBUG("power pin init 2\r\n");
RCC_ADCCLKConfig(RCC_PCLK2_Div4);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOE, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOF, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOG, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC3, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
/* Enable I2C2 clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C2, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SPI3, ENABLE);
GPIO_PinRemapConfig(GPIO_FullRemap_USART3, ENABLE);
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD;
GPIO_InitStructure.GPIO_Pin = BATS_I2C_SCL_PIN;
GPIO_Init(BATS_I2C_SCL_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_I2C_SDA_PIN;
GPIO_Init(BATS_I2C_SDA_PORT, &GPIO_InitStructure);
/* Config pin */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Pin = BATS_I2C_SEL_PIN;
GPIO_Init(BATS_I2C_SEL_PORT, &GPIO_InitStructure);
// GPIO_InitStructure.GPIO_Pin = BATS_SEL_C_PIN;
// GPIO_Init(BATS_SEL_C_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_SEL_B_PIN;
GPIO_Init(BATS_SEL_B_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_SEL_A_PIN;
GPIO_Init(BATS_SEL_A_PORT, &GPIO_InitStructure);
//GPIO_InitStructure.GPIO_Pin = BATS_SEL_STAC_PIN;
//GPIO_Init(BATS_SEL_STAC_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_SEL_STAB_PIN;
GPIO_Init(BATS_SEL_STAB_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_SEL_STAA_PIN;
GPIO_Init(BATS_SEL_STAA_PORT, &GPIO_InitStructure);
//GPIO_InitStructure.GPIO_Pin = BATS_C_CHARGE_CTL_PIN;
//GPIO_Init(BATS_C_CHARGE_CTL_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_ABC_CHARGE_FAULT_PIN;
GPIO_Init(BATS_ABC_CHARGE_FAULT_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_ABC_CHARGE_CHRG_PIN;
GPIO_Init(BATS_ABC_CHARGE_CHRG_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = PG_3V3_PIN;
GPIO_Init(PG_3V3_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_A_CHARGE_STAT_PIN;
GPIO_Init(BATS_A_CHARGE_STAT_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_A_CHARGE_CTL_PIN;
GPIO_Init(BATS_A_CHARGE_CTL_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_B_CHARGE_STAT_PIN;
GPIO_Init(BATS_B_CHARGE_STAT_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_B_CHARGE_CTL_PIN;
GPIO_Init(BATS_B_CHARGE_CTL_PORT, &GPIO_InitStructure);
//GPIO_InitStructure.GPIO_Pin = BATS_C_CHARGE_STAT_PIN;
//GPIO_Init(BATS_C_CHARGE_STAT_PORT, &GPIO_InitStructure);
//GPIO_InitStructure.GPIO_Pin = BATS_SEL_C_PIN;
//GPIO_Init(BATS_SEL_C_PORT, &GPIO_InitStructure);
//ADC channel config
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_InitStructure.GPIO_Pin = BATS_AB_MON_I_PIN;
GPIO_Init(BATS_AB_MON_I_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = V3P3_MON_V_PIN;
GPIO_Init(V3P3_MON_V_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_A_V_MON_PIN;
GPIO_Init(BATS_A_V_MON_PORT, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = BATS_B_V_MON_PIN;
GPIO_Init(BATS_B_V_MON_PORT, &GPIO_InitStructure);
//GPIO_InitStructure.GPIO_Pin = BATS_C_V_MON_PIN;
//GPIO_Init(BATS_C_V_MON_PORT, &GPIO_InitStructure);
//I2C Config
I2C_SoftwareResetCmd(I2C2,ENABLE);
I2C_SoftwareResetCmd(I2C2,DISABLE);
I2C_Cmd(I2C2, ENABLE);
I2C_InitStructure.I2C_Mode = I2C_Mode_SMBusHost;
I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
I2C_InitStructure.I2C_OwnAddress1 = 0x79;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_InitStructure.I2C_ClockSpeed = 50000;
I2C_Init(I2C2, &I2C_InitStructure);
//DEBUG("power pin init 1\r\n");
I2C_CalculatePEC(I2C2, ENABLE);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC3, &ADC_InitStructure);
ADC_Cmd(ADC3, ENABLE);
ADC_ResetCalibration(ADC3);
while(ADC_GetResetCalibrationStatus(ADC3));
ADC_StartCalibration(ADC3);
while(ADC_GetCalibrationStatus(ADC3));
//DEBUG("power pin init over\r\n");
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32f10x_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f10x.c file
*/
/* System clocks configuration ---------------------------------------------*/
RCC_Configuration();
/* NVIC configuration ------------------------------------------------------*/
NVIC_Configuration();
/* GPIO configuration ------------------------------------------------------*/
GPIO_Configuration();
/* Enable I2C1 and I2C2 ----------------------------------------------------*/
I2C_Cmd(I2C1, ENABLE);
I2C_Cmd(I2C2, ENABLE);
/* I2C1 configuration ------------------------------------------------------*/
I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
I2C_InitStructure.I2C_OwnAddress1 = I2C1_SLAVE_ADDRESS7;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_InitStructure.I2C_ClockSpeed = ClockSpeed;
I2C_Init(I2C1, &I2C_InitStructure);
/* I2C2 configuration ------------------------------------------------------*/
I2C_InitStructure.I2C_OwnAddress1 = I2C2_SLAVE_ADDRESS7;
I2C_Init(I2C2, &I2C_InitStructure);
I2C_CalculatePEC(I2C1, ENABLE);
I2C_CalculatePEC(I2C2, ENABLE);
/* Enable I2C1 event and buffer interrupts */
I2C_ITConfig(I2C1, I2C_IT_EVT | I2C_IT_BUF, ENABLE);
/* Enable I2C1 event and buffer interrupts */
I2C_ITConfig(I2C2, I2C_IT_EVT | I2C_IT_BUF, ENABLE);
/*----- Transmission Phase -------------------------------------------------*/
/* Set data direction to transmitter */
Direction = Transmitter;
/* Send I2C1 START condition */
I2C_GenerateSTART(I2C1, ENABLE);
/* Wait until all data and the PEC value are received */
/* I2C2_Buffer_Rx buffer will contain the data plus the PEC value */
while(Rx2_Idx < Tx1BufferSize)
{
}
/* Check the corectness of the I2C1 transmitted data */
TransferStatus1 = Buffercmp(I2C1_Buffer_Tx, I2C2_Buffer_Rx, Tx1BufferSize);
/* TransferStatus1 = PASSED, if the transmitted and received data
are equal */
/* TransferStatus1 = FAILED, if the transmitted and received data
are different */
/*----- Reception Phase --------------------------------------------------*/
/* Re-configure and enable I2C1 event interrupt to have the higher priority */
NVIC_InitStructure.NVIC_IRQChannel = I2C1_EV_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
/* Wait until end of Slave transmission */
while(Rx1_Idx < Tx2BufferSize)
{
}
/* Check the corectness of the I2C1 received data */
TransferStatus2 = Buffercmp(I2C2_Buffer_Tx, I2C1_Buffer_Rx, Tx2BufferSize);
/* TransferStatus2 = PASSED, if the transmitted and received data
are equal */
/* TransferStatus2 = FAILED, if the transmitted and received data
are different */
while(1)
{
}
}
/*************************************************************
* I2C initialization code template
**************************************************************/
void I2C1_Init()
{
#if (STRCMP($interruptEn$, 0) == 0)
NVIC_InitTypeDef NVIC_InitStructure;
#endif
I2C_InitTypeDef I2C_InitStructure;
//PUT_A_NEW_LINE_HERE
//
// Enable I2C clock
//
RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1, ENABLE);
#if (STRCMP($SCL1$, DISABLE) == 0 || STRCMP($SDA1$, DISABLE) == 0)
//PUT_A_NEW_LINE_HERE
//
// Enable AFIO and I2C clock
//
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
//PUT_A_NEW_LINE_HERE
//
// I2C SCL pin remap to PB8, I2C SDA pin remap to PB8
//
GPIO_PinRemapConfig(GPIO_Remap_I2C1,ENABLE);
#endif
//PUT_A_NEW_LINE_HERE
//
// I2C config
//
I2C_InitStructure.I2C_Mode = $mode$;
I2C_InitStructure.I2C_DutyCycle = $dutyCycle$;
I2C_InitStructure.I2C_OwnAddress1 = $ownAddress$;
I2C_InitStructure.I2C_Ack = $ack$;
I2C_InitStructure.I2C_AcknowledgedAddress = $ackAddress$;
I2C_InitStructure.I2C_ClockSpeed = $speed$;
I2C_Init($I2C$, &I2C_InitStructure);
//PUT_A_NEW_LINE_HERE
//
// Enable I2C
//
I2C_Cmd($I2C$, ENABLE);
I2C_Init($I2C$, &I2C_InitStructure);
#if (STRCMP($interruptEn$, 0) == 0)
//PUT_A_NEW_LINE_HERE
//
// Enable I2C DualAddress
//
I2C_OwnAddress2Config($I2C$, $ownAddress2$);
I2C_DualAddressCmd($I2C$, ENABLE);
#endif
#if($modeSelect$)
//PUT_A_NEW_LINE_HERE
//
// Transmits the address byte to select the slave device
//
I2C_Send7bitAddress($I2C$, $slaveAddress$, $transferDirection$);
#endif
#if(STRCMP($GenCallEn$, DISABLE) == 0)
//PUT_A_NEW_LINE_HERE
//
// Enables I2C1 general call feature
//
I2C_GeneralCallCmd($I2C$, ENABLE);
#endif
#if(STRCMP($StrchClkEn$, DISABLE) == 0)
//PUT_A_NEW_LINE_HERE
//
// Enables I2C1 Clock stretching
//
I2C_StretchClockCmd($I2C$, ENABLE);
#endif
#if (STRCMP($interruptEn$, 0) == 0)
//PUT_A_NEW_LINE_HERE
//
// Interrupt config
//
I2C_ITConfig($I2C$, $interruptEn$, ENABLE);
NVIC_InitStructure.NVIC_IRQChannel = I2C1_EV_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
#endif
#if($pecTransmitEn$)
//PUT_A_NEW_LINE_HERE
//
// PEC Transmit Enable
//
#if($pecTransmitEn$)
I2C_TransmitPEC($I2C$, ENABLE);
#endif
#if($pecCalculateEn$)
I2C_CalculatePEC($I2C$, ENABLE);
#endif
#if(STRCMP($pecPosition$, I2C_PECPosition_Next))
I2C_PECPositionConfig($I2C$, $pecPosition$);
#endif
#if(STRCMP($pecPosition$, I2C_PECPosition_Current))
I2C_PECPositionConfig($I2C$, $pecPosition$);
#endif
#endif
#if(!STRCMP($mode$, I2C_Mode_I2C))
//PUT_A_NEW_LINE_HERE
//
// PEC Transmit Enable
//
I2C_SMBusAlertConfig($I2C$, $SMBusAlertCfg$);
I2C_ARPCmd($I2C$, $ARPEn$);
#endif
}
