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// Copyright 2015-2016 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.
# ifndef _SOC_LEDC_STRUCT_H_
# define _SOC_LEDC_STRUCT_H_
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# include <stdint.h>
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# ifdef __cplusplus
extern " C " {
# endif
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typedef volatile struct {
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struct {
struct {
union {
struct {
uint32_t timer_sel : 2 ; /*There are four high speed timers the two bits are used to select one of them for high speed channel. 2'b00: seletc hstimer0. 2'b01: select hstimer1. 2'b10: select hstimer2. 2'b11: select hstimer3.*/
uint32_t sig_out_en : 1 ; /*This is the output enable control bit for high speed channel*/
uint32_t idle_lv : 1 ; /*This bit is used to control the output value when high speed channel is off.*/
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uint32_t low_speed_update : 1 ; /*This bit is only useful for low speed timer channels, reserved for high speed timers*/
uint32_t reserved4 : 26 ;
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uint32_t clk_en : 1 ; /*This bit is clock gating control signal. when software configure LED_PWM internal registers it controls the register clock.*/
} ;
uint32_t val ;
} conf0 ;
union {
struct {
uint32_t hpoint : 20 ; /*The output value changes to high when htimerx(x=[0 3]) selected by high speed channel has reached reg_hpoint_hsch0[19:0]*/
uint32_t reserved20 : 12 ;
} ;
uint32_t val ;
} hpoint ;
union {
struct {
uint32_t duty : 25 ; /*The register is used to control output duty. When hstimerx(x=[0 3]) chosen by high speed channel has reached reg_lpoint_hsch0 the output signal changes to low. reg_lpoint_hsch0=(reg_hpoint_hsch0[19:0]+reg_duty_hsch0[24:4]) (1) reg_lpoint_hsch0=(reg_hpoint_hsch0[19:0]+reg_duty_hsch0[24:4] +1) (2) The least four bits in this register represent the decimal part and determines when to choose (1) or (2)*/
uint32_t reserved25 : 7 ;
} ;
uint32_t val ;
} duty ;
union {
struct {
uint32_t duty_scale : 10 ; /*This register controls the increase or decrease step scale for high speed channel.*/
uint32_t duty_cycle : 10 ; /*This register is used to increase or decrease the duty every reg_duty_cycle_hsch0 cycles for high speed channel.*/
uint32_t duty_num : 10 ; /*This register is used to control the number of increased or decreased times for high speed channel.*/
uint32_t duty_inc : 1 ; /*This register is used to increase the duty of output signal or decrease the duty of output signal for high speed channel.*/
uint32_t duty_start : 1 ; /*When reg_duty_num_hsch0 reg_duty_cycle_hsch0 and reg_duty_scale_hsch0 has been configured. these register won't take effect until set reg_duty_start_hsch0. this bit is automatically cleared by hardware.*/
} ;
uint32_t val ;
} conf1 ;
union {
struct {
uint32_t duty_read : 25 ; /*This register represents the current duty of the output signal for high speed channel.*/
uint32_t reserved25 : 7 ;
} ;
uint32_t val ;
} duty_rd ;
} channel [ 8 ] ;
} channel_group [ 2 ] ; /*two channel groups : 0: high-speed channels; 1: low-speed channels*/
struct {
struct {
union {
struct {
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uint32_t duty_resolution : 5 ; /*This register controls resolution of PWN duty by defining the bit width of timer's counter. The max bit width of the counter is 20.*/
uint32_t clock_divider : 18 ; /*This register is used to configure the divider of clock at the entry of timer. The least significant eight bits represent the decimal part.*/
uint32_t pause : 1 ; /*This bit is used to pause the counter in high speed timer*/
uint32_t rst : 1 ; /*This bit is used to reset high speed timer the counter will be 0 after reset.*/
uint32_t tick_sel : 1 ; /*This bit is used to choose apb_clk or ref_tick for high speed timer. 1'b1:apb_clk 0:ref_tick*/
uint32_t low_speed_update : 1 ; /*This bit is only useful for low speed timer channels, reserved for high speed timers*/
uint32_t reserved26 : 5 ;
} ;
struct {
uint32_t bit_num : 5 __attribute__ ( ( deprecated ) ) ; /*Deprecated in ESP-IDF 3.0. This is an alias to 'duty_resolution' for backward compatibility with ESP-IDF 2.1.*/
uint32_t div_num : 18 __attribute__ ( ( deprecated ) ) ; /*Deprecated in ESP-IDF 3.0. This is an alias to 'clock_divider' for backward compatibility with ESP-IDF 2.1.*/
uint32_t place_holder : 9 __attribute__ ( ( deprecated ) ) ; /*A place holder to accommodate deprecated members*/
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} ;
uint32_t val ;
} conf ;
union {
struct {
uint32_t timer_cnt : 20 ; /*software can read this register to get the current counter value in high speed timer*/
uint32_t reserved20 : 12 ;
} ;
uint32_t val ;
} value ;
} timer [ 4 ] ;
} timer_group [ 2 ] ; /*two channel groups : 0: high-speed channels; 1: low-speed channels*/
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union {
struct {
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uint32_t hstimer0_ovf : 1 ; /*The interrupt raw bit for high speed channel0 counter overflow.*/
uint32_t hstimer1_ovf : 1 ; /*The interrupt raw bit for high speed channel1 counter overflow.*/
uint32_t hstimer2_ovf : 1 ; /*The interrupt raw bit for high speed channel2 counter overflow.*/
uint32_t hstimer3_ovf : 1 ; /*The interrupt raw bit for high speed channel3 counter overflow.*/
uint32_t lstimer0_ovf : 1 ; /*The interrupt raw bit for low speed channel0 counter overflow.*/
uint32_t lstimer1_ovf : 1 ; /*The interrupt raw bit for low speed channel1 counter overflow.*/
uint32_t lstimer2_ovf : 1 ; /*The interrupt raw bit for low speed channel2 counter overflow.*/
uint32_t lstimer3_ovf : 1 ; /*The interrupt raw bit for low speed channel3 counter overflow.*/
uint32_t duty_chng_end_hsch0 : 1 ; /*The interrupt raw bit for high speed channel 0 duty change done.*/
uint32_t duty_chng_end_hsch1 : 1 ; /*The interrupt raw bit for high speed channel 1 duty change done.*/
uint32_t duty_chng_end_hsch2 : 1 ; /*The interrupt raw bit for high speed channel 2 duty change done.*/
uint32_t duty_chng_end_hsch3 : 1 ; /*The interrupt raw bit for high speed channel 3 duty change done.*/
uint32_t duty_chng_end_hsch4 : 1 ; /*The interrupt raw bit for high speed channel 4 duty change done.*/
uint32_t duty_chng_end_hsch5 : 1 ; /*The interrupt raw bit for high speed channel 5 duty change done.*/
uint32_t duty_chng_end_hsch6 : 1 ; /*The interrupt raw bit for high speed channel 6 duty change done.*/
uint32_t duty_chng_end_hsch7 : 1 ; /*The interrupt raw bit for high speed channel 7 duty change done.*/
uint32_t duty_chng_end_lsch0 : 1 ; /*The interrupt raw bit for low speed channel 0 duty change done.*/
uint32_t duty_chng_end_lsch1 : 1 ; /*The interrupt raw bit for low speed channel 1 duty change done.*/
uint32_t duty_chng_end_lsch2 : 1 ; /*The interrupt raw bit for low speed channel 2 duty change done.*/
uint32_t duty_chng_end_lsch3 : 1 ; /*The interrupt raw bit for low speed channel 3 duty change done.*/
uint32_t duty_chng_end_lsch4 : 1 ; /*The interrupt raw bit for low speed channel 4 duty change done.*/
uint32_t duty_chng_end_lsch5 : 1 ; /*The interrupt raw bit for low speed channel 5 duty change done.*/
uint32_t duty_chng_end_lsch6 : 1 ; /*The interrupt raw bit for low speed channel 6 duty change done.*/
uint32_t duty_chng_end_lsch7 : 1 ; /*The interrupt raw bit for low speed channel 7 duty change done.*/
uint32_t reserved24 : 8 ;
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} ;
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uint32_t val ;
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} int_raw ;
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union {
struct {
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uint32_t hstimer0_ovf : 1 ; /*The interrupt status bit for high speed channel0 counter overflow event.*/
uint32_t hstimer1_ovf : 1 ; /*The interrupt status bit for high speed channel1 counter overflow event.*/
uint32_t hstimer2_ovf : 1 ; /*The interrupt status bit for high speed channel2 counter overflow event.*/
uint32_t hstimer3_ovf : 1 ; /*The interrupt status bit for high speed channel3 counter overflow event.*/
uint32_t lstimer0_ovf : 1 ; /*The interrupt status bit for low speed channel0 counter overflow event.*/
uint32_t lstimer1_ovf : 1 ; /*The interrupt status bit for low speed channel1 counter overflow event.*/
uint32_t lstimer2_ovf : 1 ; /*The interrupt status bit for low speed channel2 counter overflow event.*/
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uint32_t lstimer3_ovf : 1 ; /*The interrupt status bit for low speed channel3 counter overflow event.*/
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uint32_t duty_chng_end_hsch0 : 1 ; /*The interrupt enable bit for high speed channel 0 duty change done event.*/
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uint32_t duty_chng_end_hsch1 : 1 ; /*The interrupt status bit for high speed channel 1 duty change done event.*/
uint32_t duty_chng_end_hsch2 : 1 ; /*The interrupt status bit for high speed channel 2 duty change done event.*/
uint32_t duty_chng_end_hsch3 : 1 ; /*The interrupt status bit for high speed channel 3 duty change done event.*/
uint32_t duty_chng_end_hsch4 : 1 ; /*The interrupt status bit for high speed channel 4 duty change done event.*/
uint32_t duty_chng_end_hsch5 : 1 ; /*The interrupt status bit for high speed channel 5 duty change done event.*/
uint32_t duty_chng_end_hsch6 : 1 ; /*The interrupt status bit for high speed channel 6 duty change done event.*/
uint32_t duty_chng_end_hsch7 : 1 ; /*The interrupt status bit for high speed channel 7 duty change done event.*/
uint32_t duty_chng_end_lsch0 : 1 ; /*The interrupt status bit for low speed channel 0 duty change done event.*/
uint32_t duty_chng_end_lsch1 : 1 ; /*The interrupt status bit for low speed channel 1 duty change done event.*/
uint32_t duty_chng_end_lsch2 : 1 ; /*The interrupt status bit for low speed channel 2 duty change done event.*/
uint32_t duty_chng_end_lsch3 : 1 ; /*The interrupt status bit for low speed channel 3 duty change done event.*/
uint32_t duty_chng_end_lsch4 : 1 ; /*The interrupt status bit for low speed channel 4 duty change done event.*/
uint32_t duty_chng_end_lsch5 : 1 ; /*The interrupt status bit for low speed channel 5 duty change done event.*/
uint32_t duty_chng_end_lsch6 : 1 ; /*The interrupt status bit for low speed channel 6 duty change done event.*/
uint32_t duty_chng_end_lsch7 : 1 ; /*The interrupt status bit for low speed channel 7 duty change done event*/
uint32_t reserved24 : 8 ;
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} ;
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uint32_t val ;
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} int_st ;
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union {
struct {
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uint32_t hstimer0_ovf : 1 ; /*The interrupt enable bit for high speed channel0 counter overflow interrupt.*/
uint32_t hstimer1_ovf : 1 ; /*The interrupt enable bit for high speed channel1 counter overflow interrupt.*/
uint32_t hstimer2_ovf : 1 ; /*The interrupt enable bit for high speed channel2 counter overflow interrupt.*/
uint32_t hstimer3_ovf : 1 ; /*The interrupt enable bit for high speed channel3 counter overflow interrupt.*/
uint32_t lstimer0_ovf : 1 ; /*The interrupt enable bit for low speed channel0 counter overflow interrupt.*/
uint32_t lstimer1_ovf : 1 ; /*The interrupt enable bit for low speed channel1 counter overflow interrupt.*/
uint32_t lstimer2_ovf : 1 ; /*The interrupt enable bit for low speed channel2 counter overflow interrupt.*/
uint32_t lstimer3_ovf : 1 ; /*The interrupt enable bit for low speed channel3 counter overflow interrupt.*/
uint32_t duty_chng_end_hsch0 : 1 ; /*The interrupt enable bit for high speed channel 0 duty change done interrupt.*/
uint32_t duty_chng_end_hsch1 : 1 ; /*The interrupt enable bit for high speed channel 1 duty change done interrupt.*/
uint32_t duty_chng_end_hsch2 : 1 ; /*The interrupt enable bit for high speed channel 2 duty change done interrupt.*/
uint32_t duty_chng_end_hsch3 : 1 ; /*The interrupt enable bit for high speed channel 3 duty change done interrupt.*/
uint32_t duty_chng_end_hsch4 : 1 ; /*The interrupt enable bit for high speed channel 4 duty change done interrupt.*/
uint32_t duty_chng_end_hsch5 : 1 ; /*The interrupt enable bit for high speed channel 5 duty change done interrupt.*/
uint32_t duty_chng_end_hsch6 : 1 ; /*The interrupt enable bit for high speed channel 6 duty change done interrupt.*/
uint32_t duty_chng_end_hsch7 : 1 ; /*The interrupt enable bit for high speed channel 7 duty change done interrupt.*/
uint32_t duty_chng_end_lsch0 : 1 ; /*The interrupt enable bit for low speed channel 0 duty change done interrupt.*/
uint32_t duty_chng_end_lsch1 : 1 ; /*The interrupt enable bit for low speed channel 1 duty change done interrupt.*/
uint32_t duty_chng_end_lsch2 : 1 ; /*The interrupt enable bit for low speed channel 2 duty change done interrupt.*/
uint32_t duty_chng_end_lsch3 : 1 ; /*The interrupt enable bit for low speed channel 3 duty change done interrupt.*/
uint32_t duty_chng_end_lsch4 : 1 ; /*The interrupt enable bit for low speed channel 4 duty change done interrupt.*/
uint32_t duty_chng_end_lsch5 : 1 ; /*The interrupt enable bit for low speed channel 5 duty change done interrupt.*/
uint32_t duty_chng_end_lsch6 : 1 ; /*The interrupt enable bit for low speed channel 6 duty change done interrupt.*/
uint32_t duty_chng_end_lsch7 : 1 ; /*The interrupt enable bit for low speed channel 7 duty change done interrupt.*/
uint32_t reserved24 : 8 ;
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} ;
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uint32_t val ;
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} int_ena ;
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union {
struct {
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uint32_t hstimer0_ovf : 1 ; /*Set this bit to clear high speed channel0 counter overflow interrupt.*/
uint32_t hstimer1_ovf : 1 ; /*Set this bit to clear high speed channel1 counter overflow interrupt.*/
uint32_t hstimer2_ovf : 1 ; /*Set this bit to clear high speed channel2 counter overflow interrupt.*/
uint32_t hstimer3_ovf : 1 ; /*Set this bit to clear high speed channel3 counter overflow interrupt.*/
uint32_t lstimer0_ovf : 1 ; /*Set this bit to clear low speed channel0 counter overflow interrupt.*/
uint32_t lstimer1_ovf : 1 ; /*Set this bit to clear low speed channel1 counter overflow interrupt.*/
uint32_t lstimer2_ovf : 1 ; /*Set this bit to clear low speed channel2 counter overflow interrupt.*/
uint32_t lstimer3_ovf : 1 ; /*Set this bit to clear low speed channel3 counter overflow interrupt.*/
uint32_t duty_chng_end_hsch0 : 1 ; /*Set this bit to clear high speed channel 0 duty change done interrupt.*/
uint32_t duty_chng_end_hsch1 : 1 ; /*Set this bit to clear high speed channel 1 duty change done interrupt.*/
uint32_t duty_chng_end_hsch2 : 1 ; /*Set this bit to clear high speed channel 2 duty change done interrupt.*/
uint32_t duty_chng_end_hsch3 : 1 ; /*Set this bit to clear high speed channel 3 duty change done interrupt.*/
uint32_t duty_chng_end_hsch4 : 1 ; /*Set this bit to clear high speed channel 4 duty change done interrupt.*/
uint32_t duty_chng_end_hsch5 : 1 ; /*Set this bit to clear high speed channel 5 duty change done interrupt.*/
uint32_t duty_chng_end_hsch6 : 1 ; /*Set this bit to clear high speed channel 6 duty change done interrupt.*/
uint32_t duty_chng_end_hsch7 : 1 ; /*Set this bit to clear high speed channel 7 duty change done interrupt.*/
uint32_t duty_chng_end_lsch0 : 1 ; /*Set this bit to clear low speed channel 0 duty change done interrupt.*/
uint32_t duty_chng_end_lsch1 : 1 ; /*Set this bit to clear low speed channel 1 duty change done interrupt.*/
uint32_t duty_chng_end_lsch2 : 1 ; /*Set this bit to clear low speed channel 2 duty change done interrupt.*/
uint32_t duty_chng_end_lsch3 : 1 ; /*Set this bit to clear low speed channel 3 duty change done interrupt.*/
uint32_t duty_chng_end_lsch4 : 1 ; /*Set this bit to clear low speed channel 4 duty change done interrupt.*/
uint32_t duty_chng_end_lsch5 : 1 ; /*Set this bit to clear low speed channel 5 duty change done interrupt.*/
uint32_t duty_chng_end_lsch6 : 1 ; /*Set this bit to clear low speed channel 6 duty change done interrupt.*/
uint32_t duty_chng_end_lsch7 : 1 ; /*Set this bit to clear low speed channel 7 duty change done interrupt.*/
uint32_t reserved24 : 8 ;
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} ;
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uint32_t val ;
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} int_clr ;
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union {
struct {
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uint32_t apb_clk_sel : 1 ; /*This bit decides the slow clock for LEDC low speed channels, so we want to replace the field name with slow_clk_sel*/
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uint32_t reserved1 : 31 ;
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} ;
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struct {
uint32_t slow_clk_sel : 1 ; /*This bit is used to set the frequency of slow_clk. 1'b1:80mhz 1'b0:8mhz, (only used by LEDC low speed channels/timers)*/
uint32_t reserved : 31 ;
} ;
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uint32_t val ;
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} conf ;
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uint32_t reserved_194 ;
uint32_t reserved_198 ;
uint32_t reserved_19c ;
uint32_t reserved_1a0 ;
uint32_t reserved_1a4 ;
uint32_t reserved_1a8 ;
uint32_t reserved_1ac ;
uint32_t reserved_1b0 ;
uint32_t reserved_1b4 ;
uint32_t reserved_1b8 ;
uint32_t reserved_1bc ;
uint32_t reserved_1c0 ;
uint32_t reserved_1c4 ;
uint32_t reserved_1c8 ;
uint32_t reserved_1cc ;
uint32_t reserved_1d0 ;
uint32_t reserved_1d4 ;
uint32_t reserved_1d8 ;
uint32_t reserved_1dc ;
uint32_t reserved_1e0 ;
uint32_t reserved_1e4 ;
uint32_t reserved_1e8 ;
uint32_t reserved_1ec ;
uint32_t reserved_1f0 ;
uint32_t reserved_1f4 ;
uint32_t reserved_1f8 ;
uint32_t date ; /*This register represents the version .*/
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} ledc_dev_t ;
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extern ledc_dev_t LEDC ;
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# ifdef __cplusplus
}
# endif
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# endif /* _SOC_LEDC_STRUCT_H_ */
