33 lines
827 B
C
33 lines
827 B
C
#include <stdio.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include "ulp_riscv.h"
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#include "ulp_riscv_utils.h"
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#include "ulp_riscv_gpio.h"
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#include "soc/rtc_io_reg.h"
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#include "ulp_riscv_register_ops.h"
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#define HUB75_OE_CAPTRUE__RTC_PIN_NUM GPIO_NUM_18
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#define HUB75_LINE_ADDR_A_RTC_PIN_NUM GPIO_NUM_16
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#define HUB75_LINE_ADDR_B_RTC_PIN_NUM GPIO_NUM_15
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#define HUB75_LINE_ADDR_C_RTC_PIN_NUM GPIO_NUM_14
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#define HUB75_LINE_ADDR_D_RTC_PIN_NUM GPIO_NUM_13
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volatile int line = 0;
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volatile int flag = 0;
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int main (void)
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{
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while(1) {
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if (REG_READ(RTC_GPIO_IN_REG) & (1 << (HUB75_OE_CAPTRUE__RTC_PIN_NUM + 10)) && flag == 1)
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{
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REG_WRITE(RTC_GPIO_OUT_REG, line << (13 + 10)); /* 13对应地址线最低位GPIO_NUM_13 */
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flag = 0;
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}
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}
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return 0;
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}
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