PicoSDK
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Outline
#define _HARDWARE_STRUCTS_XOSC_H
#include "hardware/address_mapped.h"
#include "hardware/regs/xosc.h"
xosc_hw_t
#define xosc_hw
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SourceVuRaspberry Pi Pico SDK and ExamplesPicoSDKsrc/rp2350/hardware_structs/include/hardware/structs/xosc.h
 
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// THIS HEADER FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT /** * Copyright (c) 2024 Raspberry Pi Ltd. * * SPDX-License-Identifier: BSD-3-Clause *//* ... */ #ifndef _HARDWARE_STRUCTS_XOSC_H #define _HARDWARE_STRUCTS_XOSC_H /** * \file rp2350/xosc.h *//* ... */ #include "hardware/address_mapped.h" #include "hardware/regs/xosc.h" // Reference to datasheet: https://datasheets.raspberrypi.com/rp2350/rp2350-datasheet.pdf#tab-registerlist_xosc // // The _REG_ macro is intended to help make the register navigable in your IDE (for example, using the "Go to Definition" feature) // _REG_(x) will link to the corresponding register in hardware/regs/xosc.h. // // Bit-field descriptions are of the form: // BITMASK [BITRANGE] FIELDNAME (RESETVALUE) DESCRIPTION /// \tag::xosc_hw[] typedef struct { _REG_(XOSC_CTRL_OFFSET) // XOSC_CTRL // Crystal Oscillator Control // 0x00fff000 [23:12] ENABLE (-) On power-up this field is initialised to DISABLE and the... // 0x00000fff [11:0] FREQ_RANGE (-) The 12-bit code is intended to give some protection... io_rw_32 ctrl; _REG_(XOSC_STATUS_OFFSET) // XOSC_STATUS // Crystal Oscillator Status // 0x80000000 [31] STABLE (0) Oscillator is running and stable // 0x01000000 [24] BADWRITE (0) An invalid value has been written to CTRL_ENABLE or... // 0x00001000 [12] ENABLED (-) Oscillator is enabled but not necessarily running and... // 0x00000003 [1:0] FREQ_RANGE (-) The current frequency range setting io_rw_32 status; _REG_(XOSC_DORMANT_OFFSET) // XOSC_DORMANT // Crystal Oscillator pause control // 0xffffffff [31:0] DORMANT (-) This is used to save power by pausing the XOSC + io_rw_32 dormant; _REG_(XOSC_STARTUP_OFFSET) // XOSC_STARTUP // Controls the startup delay // 0x00100000 [20] X4 (-) Multiplies the startup_delay by 4, just in case // 0x00003fff [13:0] DELAY (-) in multiples of 256*xtal_period io_rw_32 startup; _REG_(XOSC_COUNT_OFFSET) // XOSC_COUNT // A down counter running at the XOSC frequency which counts to zero and stops. // 0x0000ffff [15:0] COUNT (0x0000) io_rw_32 count; ...} xosc_hw_t; /// \end::xosc_hw[] #define xosc_hw ((xosc_hw_t *)XOSC_BASE) static_assert(sizeof (xosc_hw_t) == 0x0014, ""); /* ... */ #endif // _HARDWARE_STRUCTS_XOSC_H
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