/*************************************************************
* @fn I2c_Ack
*
* @brief This func for ACK
* after send 8byte,need set SDA high,wait the slaver pulldown the SDA
*
* @param none
*
* @return bool
*/
bool I2c_Ack( void )
{
#if 0
uint8 Ack;
P0DIR &= ~BV(0); // Make i2c data wire to be input
while(I2C_DAT)
{
// Waiting for acknowledge low
}
MicroWait(I2C_DELAY_TIME);
I2C_CLK = 1;
MicroWait(I2C_DELAY_TIME);
I2C_CLK = 0;
Ack = FALSE;
P0DIR |= BV(0); // Restore i2c data wire direction
return Ack;
#else
unsigned char Ack;
P0DIR &= ~BV(0);
// while(I2C_DAT)
{
// HAL_TURN_OFF_LED1();
}
// HAL_TURN_ON_LED1();
delay_us(1);
I2C_CLK = 1;
delay_us(2);
I2C_CLK = 0;
Ack = 0;
P0DIR |= BV(0);
return Ack;
#endif
}
//ms 延时
void Delay_ms(uint16 Time)//n ms延时
{
while(Time--)
{
MicroWait(1000);
}
}
/*************************************************************
* @fn I2c_Stop
*
* @brief This func for stop
* when SCL is '1' and SDA from '0' to '1'
*
* @param none
*
* @return none
*/
void I2c_Stop( void )//when SCL is'1' and SDA from '0'to '1'
{
#if 0
I2C_CLK = 1;
I2C_DAT = 0;
MicroWait(I2C_DELAY_TIME);
I2C_CLK = 1;
MicroWait(I2C_DELAY_TIME);
I2C_DAT = 1;
#else
I2C_CLK = 1;
delay_us(2);
I2C_DAT = 0;
delay_us(2);
// I2C_CLK = 1;
I2C_DAT = 1;
#endif
}
/*************************************************************
* @fn I2c_Start
*
* @brief This func for start
* when SCL is '1' and SDA from '1' to '0'
*
* @param none
*
* @return none
*/
void I2c_Start( void )
{
#if 0
I2C_CLK = 1;
// MicroWait(I2C_DELAY_TIME);
I2C_DAT = 1;
MicroWait(I2C_DELAY_TIME);
I2C_DAT = 0;
MicroWait(I2C_DELAY_TIME);
I2C_CLK = 0;
#else
delay_us(2);
I2C_CLK = 1; //
delay_us(2);
I2C_DAT = 1;
delay_us(2);
I2C_DAT = 0; delay_us(2);
I2C_CLK = 0;
#endif
}
void sleep(void)
{
if (HAL_STATE_LED2())
{
HAL_TURN_OFF_LED1();
HAL_TURN_OFF_LED3();
HAL_TURN_ON_LED2();
for(uint8 n=0;n<30;n++)
for(uint8 i=0;i<200;i++)
MicroWait(50000);
HAL_TURN_OFF_LED2();
//sbBinded = 0;
}
}
/**************************************************************************************************
* @fn zapSBL_ResetZNP
*
* @brief This function resets the ZNP and forces it into its SBL.
*
* input parameters
*
* None.
*
* output parameters
*
* None.
*
* @return None.
**************************************************************************************************
*/
static void zapSBL_ResetZNP(void)
{
HAL_ZNP_MRDY_CLR();
do {
HAL_ZNP_RST();
MicroWait(100);
HAL_ZNP_RUN();
HalBoardDelay(ZAP_SBL_DLY_WAIT, FALSE);
while (!HAL_ZNP_SRDY_SET() && HalBoardDelayed())
{
HAL_BOARD_WAIT_MODE();
}
} while (!HAL_ZNP_SRDY_SET());
zapSBL_Buf[0] = SB_FORCE_BOOT;
HAL_ZNP_MRDY_SET(); // MRDY must be set before talking to the slave.
HalSpiWrite(zapAppPort, zapSBL_Buf, 1);
HAL_ZNP_MRDY_CLR();
}
void Delay_10us(void) //10 us延时
{
MicroWait(10);
}
//延时函数
void Delay_us(void) //1 us延时
{
MicroWait(1);
}
