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gpio_one.c
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#include "gpio_one.h"
#if !defined (__OPTIMIZE__)
uint32_t zap_gpio_nomer ( char* vss )
{
uint16_t n = 0; uint32_t br = 0;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
if (vss[n] == "zap_gpio."[n]) n++;else return br;
br = vss[n] - 'A'; br <<= 26; n += 5;
br += ((vss[n] - '0') * 10) + (vss[n+1] - '0'); n += 3;
if (vss[n] == 'a') // analog
{
br |= 3 << 8; n += 13; //(GPIO_MODE_analog 3<< 8)
if (vss[n] == 'n') br |= 1<<15; // lock_on 1<< 15
}else if (vss[n] == 'i') // inprit
{
n += 12; //(GPIO_MODE_input.pull_up)
if (vss[n] == 'p')
{
br |= 1<<12; n += 8; // pull_up << 12
if (vss[n] == 'n') br |= 1 << 15; // lock_on 1<< 15
}else if (vss[n] == 'o') // input.pull_down.
{
br |= 2<<12; n += 10; //pull_down
if (vss[n] == 'n') br |= 1 << 15; // lock_on 1<< 15
}else if (vss[n] == 'n') br |= 1 << 15; // lock_on 1<< 15
}else if (vss[n] == 'o') // Out.speedX
{
br |= 1<<8; n += 9; //(GPIO_MODE_out 1<< 8)
if (vss[n] == '2') br |= 1 << 10; // GPIO_SPEED_2
else if (vss[n] == '3') br |= 2 << 10; // GPIO_SPEED_3
else if (vss[n] == '4') br |= 3 << 10; // GPIO_SPEED_4
n += 8;
if (vss[n] == 'o') //speedx.pull_dOwn
{
br |= 2<<12; n += 10; //pull_down
if (vss[n] == 'n') br |= 1 << 15; // lock_oN 1<< 15
}else if (vss[n] == 'n') // speedx.lock_oN 1<< 15
{
br |= 1 << 15;
}else if (vss[n] == 'p') // speedx.pull_uP
{
br |= 1<<12; n += 8; // p.open_dRain.lock_oN
if (vss[n] == 'r')
{
br |= 1 << 14; n += 11; // open_dRain 1<< 14
if (vss[n] == 'n') br |= 1 << 15; // .lock_oN 1<< 15
}else if (vss[n] == 'n') br |= 1 << 15; // lock_oN 1<< 15
};
}
else // alt af
{
n += 4; br |= 2<<8; //(GPIO_MODE_alt 1<< 8), v_afxx
br |= (((vss[n] - '0') * 10) + (vss[n+1] - '0')) << 4; // (GPIO_AF_XX << 4)
n += 2;
if (vss[n++] == '.') n++; //n + 20
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++;
else if (vss[n++] == '.') n++; //.sPeedx
n += 4;
if (vss[n] == '2') br |= 1 << 10; // GPIO_SPEED_2
else if (vss[n] == '3') br |= 2 << 10; // GPIO_SPEED_3
else if (vss[n] == '4') br |= 3 << 10; // GPIO_SPEED_4
n += 8;
if (vss[n] == 'o') //speedx.pull_dOwn
{
br |= 2<<12; n += 10; //pull_down
if (vss[n] == 'n') br |= 1 << 15; // lock_oN 1<< 15
}else if (vss[n] == 'n') // speedx.lock_oN 1<< 15
{
br |= 1 << 15;
}else if (vss[n] == 'p') // speedx.pull_uP
{
br |= 1<<12; n += 8; // p.open_dRain.lock_oN
if (vss[n] == 'r')
{
br |= 1 << 14; n += 11; // open_dRain 1<< 14
if (vss[n] == 'n') br |= 1 << 15; // .lock_oN 1<< 15
}else if (vss[n] == 'n') br |= 1 << 15; // lock_oN 1<< 15
};
};
return br;
};
#endif
typedef union
{
struct
{
uint32_t pin:4;
uint32_t af:4;
uint32_t mode:2;
uint32_t sped:2;
uint32_t pup:2;
uint32_t yper:1;
uint32_t lok:1;
uint32_t port:16;
};
struct
{
uint32_t pin_afd:3;
uint32_t pin_afa:1;
uint32_t RESERVED1:28;
};
uint32_t data_s;
} zap_in_TypeDef;
typedef struct
{
volatile uint32_t MODER; /*!< GPIO port mode register, Address offset: 0x00 */
volatile uint32_t OTYPER; /*!< GPIO port output type register, Address offset: 0x04 */
volatile uint32_t OSPEEDR; /*!< GPIO port output speed register, Address offset: 0x08 */
volatile uint32_t PUPDR; /*!< GPIO port pull-up/pull-down register, Address offset: 0x0C */
volatile uint32_t IDR; /*!< GPIO port input data register, Address offset: 0x10 */
volatile uint32_t ODR; /*!< GPIO port output data register, Address offset: 0x14 */
volatile uint32_t BSRR; /*!< GPIO port bit set/reset register, Address offset: 0x18 */
volatile uint32_t LCKR; /*!< GPIO port configuration lock register, Address offset: 0x1C */
volatile uint32_t AFR[2]; /*!< GPIO alternate function registers, Address offset: 0x20-0x24 */
} zap_GPIO_TypeDef; /// alternate copy
void zap_gpio_one_pin (const uint32_t s_gpio)
{
zap_in_TypeDef init;
init.data_s = s_gpio;
zap_GPIO_TypeDef* GPIOx = (void*)0x40020000 + init.port;
GPIOx->MODER = (GPIOx->MODER & (~(3 << (init.pin << 1)))) | (init.mode << (init.pin << 1));
GPIOx->PUPDR = (GPIOx->PUPDR & (~(3 << (init.pin << 1)))) | (init.pup << (init.pin << 1));
GPIOx->OSPEEDR = (GPIOx->OSPEEDR & (~(3 << (init.pin << 1)))) | (init.sped << (init.pin << 1));
if (init.yper) GPIOx->OTYPER |= 1 << init.pin; else GPIOx->OTYPER &= ~(1 << init.pin);
if (init.mode == 2 )
{
GPIOx->AFR[init.pin_afa] = (GPIOx->AFR[init.pin_afa] &(~(15 << (init.pin_afd << 2)))) | (init.af << (init.pin_afd << 2));
};
if (init.lok)
{
GPIOx->LCKR = (1 << 16) | (1 << init.pin);
GPIOx->LCKR = 1 << init.pin;
GPIOx->LCKR = (1 << 16) | (1 << init.pin);
};
};