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Code Issues Releases Activity

fixed VFO freq/band bug

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OneOfEleven
2023-11-05 05:09:01 +00:00
parent 29a77d111b
commit 359fa3bf47
11 changed files with 94 additions and 111 deletions
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16
driver/i2c.c
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@ -56,31 +56,31 @@ uint8_t I2C_Read_fast(bool bFinal)
for (i = 0; i < 8; i++)
{
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
Data <<= 1;
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
if (GPIO_CheckBit(&GPIOA->DATA, GPIOA_PIN_I2C_SDA))
Data |= 1U;
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
}
PORTCON_PORTA_IE &= ~PORTCON_PORTA_IE_A11_MASK;
PORTCON_PORTA_OD |= PORTCON_PORTA_OD_A11_BITS_ENABLE;
GPIOA->DIR |= GPIO_DIR_11_BITS_OUTPUT;
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
if (bFinal)
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_I2C_SDA);
else
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_I2C_SDA);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_I2C_SCL);
SYSTICK_Delay250ns(1);
SYSTICK_Delay250ns(2);
return Data;
}