Files

71 lines
1.6 KiB
C

// Copyright 2018-2025 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <stdint.h>
#include "esp8266/eagle_soc.h"
#ifdef __cplusplus
extern "C" {
#endif
/* ESP8266 FRC Register Definitions */
// FRC1 is a 24-bit countdown timer, triggers interrupt when reaches zero.
typedef struct {
union {
struct {
uint32_t data: 23;
uint32_t reserved23: 9;
};
uint32_t val;
} load;
union {
struct {
uint32_t data: 23;
uint32_t reserved23: 9;
};
uint32_t val;
} count;
union {
struct {
uint32_t div: 6;
uint32_t reload: 1;
uint32_t en: 1;
uint32_t intr_type: 1;
uint32_t reserved24: 23;
};
uint32_t val;
} ctrl;
union {
struct {
uint32_t clr: 1;
uint32_t reserved1: 31;
};
uint32_t val;
} intr;
} frc1_struct_t;
extern volatile frc1_struct_t frc1;
#ifdef __cplusplus
}
#endif /* end of __cplusplus */