47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
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#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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#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 s = 0;
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static bool gpio_level = false;
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int main (void)
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{
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// ulp_riscv_gpio_init(HUB75_OE_CAPTRUE__RTC_PIN_NUM);
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// ulp_riscv_gpio_input_enable(HUB75_OE_CAPTRUE__RTC_PIN_NUM);
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// ulp_riscv_gpio_set_output_mode(HUB75_LINE_ADDR_A_RTC_PIN_NUM, RTCIO_MODE_OUTPUT);
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// ulp_riscv_gpio_set_output_mode(HUB75_LINE_ADDR_B_RTC_PIN_NUM, RTCIO_MODE_OUTPUT);
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// ulp_riscv_gpio_set_output_mode(HUB75_LINE_ADDR_C_RTC_PIN_NUM, RTCIO_MODE_OUTPUT);
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// ulp_riscv_gpio_set_output_mode(HUB75_LINE_ADDR_D_RTC_PIN_NUM, RTCIO_MODE_OUTPUT);
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while(1) {
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gpio_level = (bool)ulp_riscv_gpio_get_level(HUB75_OE_CAPTRUE__RTC_PIN_NUM);
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s++;
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if (gpio_level == true)
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{
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ulp_riscv_gpio_output_level(HUB75_LINE_ADDR_A_RTC_PIN_NUM, line & 1);
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ulp_riscv_gpio_output_level(HUB75_LINE_ADDR_B_RTC_PIN_NUM, (line >> 1) & 1);
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ulp_riscv_gpio_output_level(HUB75_LINE_ADDR_C_RTC_PIN_NUM, (line >> 2) & 1);
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ulp_riscv_gpio_output_level(HUB75_LINE_ADDR_D_RTC_PIN_NUM, (line >> 3) & 1);
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}
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}
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return 0;
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}
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