85 lines
1.9 KiB
C
85 lines
1.9 KiB
C
/*
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* Copyright (C) 2013 -2014 Espressif System
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*
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*/
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#ifndef __ESP_SYSTEM_H__
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#define __ESP_SYSTEM_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum sdk_rst_reason {
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DEFAULT_RST = 0,
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WDT_RST = 1,
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EXCEPTION_RST = 2,
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SOFT_RST = 3
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};
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struct sdk_rst_info{
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uint32_t reason;
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uint32_t exccause;
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uint32_t epc1;
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uint32_t epc2;
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uint32_t epc3;
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uint32_t excvaddr;
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uint32_t depc;
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uint32_t rtn_addr;
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};
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struct sdk_rst_info* sdk_system_get_rst_info(void);
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const char* sdk_system_get_sdk_version(void);
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enum sdk_sleep_type {
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WIFI_SLEEP_NONE = 0,
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WIFI_SLEEP_LIGHT = 1,
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WIFI_SLEEP_MODEM = 2,
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};
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void sdk_wifi_set_sleep_type(enum sdk_sleep_type);
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enum sdk_sleep_type sdk_wifi_get_sleep_type(enum sdk_sleep_type);
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void sdk_system_restore(void);
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void sdk_system_restart(void);
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bool sdk_system_deep_sleep_set_option(uint8_t option);
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void sdk_system_deep_sleep(uint32_t time_in_us);
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uint32_t sdk_system_get_time(void);
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void sdk_system_print_meminfo(void);
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uint32_t sdk_system_get_free_heap_size(void);
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uint32_t sdk_system_get_chip_id(void);
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uint32_t sdk_system_rtc_clock_cali_proc(void);
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uint32_t sdk_system_get_rtc_time(void);
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bool sdk_system_rtc_mem_read(uint8_t src, void *dst, uint16_t n);
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bool sdk_system_rtc_mem_write(uint8_t dst, const void *src, uint16_t n);
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void sdk_system_uart_swap(void);
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void sdk_system_uart_de_swap(void);
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#define SYS_CPU_80MHZ 80
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#define SYS_CPU_160MHZ 160
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/*
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Set CPU frequency in MHz. All peripheral devices are clocked by independent
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system bus, and CPU frequency change will not affect them.
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*/
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bool sdk_system_update_cpu_freq(uint8_t freq);
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uint8_t sdk_system_get_cpu_freq(void);
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/*
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Measure voltage on the TOUT pin, 1V max. Returns 10 bits ADC value (1/1024V).
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Voltage range 0 .. 1.0V. RF must be enabled.
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Example:
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printf ("ADC voltage is %.3f", 1.0 / 1024 * sdk_system_adc_read());
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*/
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uint16_t sdk_system_adc_read(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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