/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* System Clocks Configuration */
RCC_Configuration();
/* NVIC configuration */
NVIC_Configuration();
/* Configure the GPIO ports */
GPIO_Configuration();
/* Configure the EXTI Controller */
EXTI_Configuration();
/* SC_USART configuration ----------------------------------------------------*/
/* SC_USART configured as follow:
- Word Length = 9 Bits
- 0.5 Stop Bit
- Even parity
- BaudRate = 12096 baud
- Hardware flow control disabled (RTS and CTS signals)
- Tx and Rx enabled
- USART Clock enabled
- USART CPOL Low
- USART CPHA on first edge
- USART Last Bit Clock Enabled
*/
/* SC_USART Clock set to 4.5MHz (PCLK1 = 36 MHZ / 8) */
USART_SetPrescaler(SC_USART, 0x04);
/* SC_USART Guard Time set to 2 Bit */
USART_SetGuardTime(SC_USART, 0x2);
USART_ClockInitStructure.USART_Clock = USART_Clock_Enable;
USART_ClockInitStructure.USART_CPOL = USART_CPOL_Low;
USART_ClockInitStructure.USART_CPHA = USART_CPHA_1Edge;
USART_ClockInitStructure.USART_LastBit = USART_LastBit_Enable;
USART_ClockInit(SC_USART, &USART_ClockInitStructure);
USART_InitStructure.USART_BaudRate = 12096;
USART_InitStructure.USART_WordLength = USART_WordLength_9b;
USART_InitStructure.USART_StopBits = USART_StopBits_1_5;
USART_InitStructure.USART_Parity = USART_Parity_Even;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_Init(SC_USART, &USART_InitStructure);
/* Enable the SC_USART Parity Error Interrupt */
USART_ITConfig(SC_USART, USART_IT_PE, ENABLE);
/* Enable SC_USART */
USART_Cmd(SC_USART, ENABLE);
/* Enable the NACK Transmission */
USART_SmartCardNACKCmd(SC_USART, ENABLE);
/* Enable the Smartcard Interface */
USART_SmartCardCmd(SC_USART, ENABLE);
/* Loop while no Smartcard is detected */
while(CardInserted == 0)
{
}
/* Read Smartcard ATR response */
for(index = 0; index < 40; index++, Counter = 0)
{
while((USART_GetFlagStatus(SC_USART, USART_FLAG_RXNE) == RESET) && (Counter != SC_Receive_Timeout))
{
Counter++;
}
if(Counter != SC_Receive_Timeout)
{
DST_Buffer[index] = USART_ReceiveData(SC_USART);
}
}
/* Decode ATR */
CardProtocol = SC_decode_Answer2reset(DST_Buffer);
/* Test if the inserted card is ISO7816-3 T=0 compatible */
if(CardProtocol == 0)
{
/* Inserted card is ISO7816-3 T=0 compatible */
ATRDecodeStatus = PASSED;
}
else
{
/* Inserted Smartcard is not ISO7816-3 T=0 compatible */
ATRDecodeStatus = FAILED;
}
while (1)
{
}
}
/**
* @brief Main program.
* @param None
* @retval None
*/
void main(void)
{
uint32_t i = 0;
/* Configure the multiplexer on the evalboard to select the smartCard*/
Multiplexer_EvalBoard_Config();
/* Configure the GPIO ports */
GPIO_Config();
/*High speed internal clock prescaler: 1*/
CLK_HSIPrescalerConfig(CLK_PRESCALER_HSIDIV1);
/* Enable general interrupts */
enableInterrupts();
UART1_DeInit();
/* UART1 configuration -------------------------------------------------------*/
/* UART1 configured as follow:
- Word Length = 9 Bits
- 1.5 Stop Bit
- Even parity
- BaudRate = 10752 baud
- Receive and transmit enabled
- UART1 Clock enabled
*/
UART1_Init((uint32_t)10752, UART1_WORDLENGTH_9D, UART1_STOPBITS_1_5, UART1_PARITY_EVEN,
UART1_SYNCMODE_CLOCK_ENABLE, UART1_MODE_TXRX_ENABLE);
/* UART1 Clock set to 4MHz (frequence master 16 MHZ / 4) */
UART1_SetPrescaler(0x02);
/* UART1 Guard Time set to Bit */
UART1_SetGuardTime(0x2);
/* Enable the UART1 Parity Error Interrupt */
UART1_ITConfig(UART1_IT_PE, ENABLE);
/* Enable the NACK Transmission */
UART1_SmartCardNACKCmd(ENABLE);
/* Enable the Smart Card Interface */
UART1_SmartCardCmd(ENABLE);
/* Loop while no smart card is detected */
while ((GPIO_ReadInputData(GPIOE)& 0x01) == 0x00)
{
}
/* PG7 - SmartCard_/CMDVCC: low */
GPIO_WriteLow(GPIOG, GPIO_PIN_7);
/* release SmartCard_RESET signal */
GPIO_WriteLow(GPIOG, GPIO_PIN_5);
for (i = 0; i < 6000; i++)
{
}
/* set SmartCard_RESET signal */
GPIO_WriteHigh(GPIOG, GPIO_PIN_5);
/* Read Smart Card ATR response */
for (index = 0; index < 40; index++)
{
Counter = 0;
while ((UART1_GetFlagStatus(UART1_FLAG_RXNE) == RESET) && (Counter != SC_Receive_Timeout))
{
Counter++;
}
if (Counter != SC_Receive_Timeout)
{
DST_Buffer[index] = UART1_ReceiveData8();
}
}
/* Decode ATR */
CardProtocol = SC_decode_Answer2reset(DST_Buffer);
/* Test if the inserted card is ISO7816-3 T=0 compatible */
if (CardProtocol == 0)
{
/* Inserted card is ISO7816-3 T=0 compatible */
ATRDecodeStatus = PASSED;
}
else
{
/* Inserted smart card is not ISO7816-3 T=0 compatible */
ATRDecodeStatus = FAILED;
}
while (1)
{}
}
