Features: - VFO mode with direct frequency input - POCSAG decoder (512/1200 baud) with BCH(31,21) correction - Full-screen Spectrum analyzer - FM Radio receiver - RSSI signal indicator overlay - Custom boot splash (UA1ZBE / POCSAG pager / build date) Architecture: - app/mode.c — mode dispatcher (VFO/POCSAG/Spectrum/FM) - app/boot_splash.c — 2-second boot splash - app/pocsag/ — POCSAG decoder + BCH correction - app/display_rssi.c — RSSI indicator - main.c — entry point with custom init - syscalls.c — bare-metal _sbrk stub Build: arm-none-eabi-gcc -Os -flto -Wall -Werror -Wextra Size: 57.9KB Flash / 3.6KB RAM Controls: - 0-9: Direct frequency input (VFO) - SK2: POCSAG mode - SK1: Spectrum analyzer - 0: FM Radio - EXIT: Return to VFO - F/*: Toggle 512/1200 baud (in POCSAG)
182 lines
4.3 KiB
C
182 lines
4.3 KiB
C
/*
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* Copyright (c) 2013-2020 Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "Driver_USBH.h"
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/* USB Host Driver */
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#define ARM_USBH_DRV_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(1, 0) /* driver version */
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/* Driver Version */
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static const ARM_DRIVER_VERSION usbh_driver_version = {
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ARM_USBH_API_VERSION,
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ARM_USBH_DRV_VERSION
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};
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/* Driver Capabilities */
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static const ARM_USBH_CAPABILITIES usbd_driver_capabilities = {
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0x0001, /* Root HUB available Ports Mask */
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0, /* Automatic SPLIT packet handling */
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0, /* Signal Connect event */
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0, /* Signal Disconnect event */
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0, /* Signal Overcurrent event */
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0 /* Reserved (must be zero) */
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};
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//
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// Functions
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//
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static ARM_DRIVER_VERSION ARM_USBH_GetVersion(void)
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{
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return usbh_driver_version;
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}
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static ARM_USBH_CAPABILITIES ARM_USBH_GetCapabilities(void)
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{
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return usbd_driver_capabilities;
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}
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static int32_t ARM_USBH_Initialize(ARM_USBH_SignalPortEvent_t cb_port_event,
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ARM_USBH_SignalPipeEvent_t cb_pipe_event)
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{
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}
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static int32_t ARM_USBH_Uninitialize(void)
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{
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}
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static int32_t ARM_USBH_PowerControl(ARM_POWER_STATE state)
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{
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switch (state)
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{
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case ARM_POWER_OFF:
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break;
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case ARM_POWER_LOW:
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break;
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case ARM_POWER_FULL:
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break;
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}
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return ARM_DRIVER_OK;
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}
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static int32_t ARM_USBH_PortVbusOnOff(uint8_t port, bool vbus)
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{
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}
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static int32_t ARM_USBH_PortReset(uint8_t port)
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{
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}
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static int32_t ARM_USBH_PortSuspend(uint8_t port)
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{
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}
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static int32_t ARM_USBH_PortResume(uint8_t port)
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{
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}
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static ARM_USBH_PORT_STATE ARM_USBH_PortGetState(uint8_t port)
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{
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}
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static ARM_USBH_PIPE_HANDLE ARM_USBH_PipeCreate(uint8_t dev_addr,
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uint8_t dev_speed,
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uint8_t hub_addr,
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uint8_t hub_port,
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uint8_t ep_addr,
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uint8_t ep_type,
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uint16_t ep_max_packet_size,
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uint8_t ep_interval)
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{
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}
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static int32_t ARM_USBH_PipeModify(ARM_USBH_PIPE_HANDLE pipe_hndl,
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uint8_t dev_addr,
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uint8_t dev_speed,
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uint8_t hub_addr,
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uint8_t hub_port,
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uint16_t ep_max_packet_size)
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{
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}
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static int32_t ARM_USBH_PipeDelete(ARM_USBH_PIPE_HANDLE pipe_hndl)
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{
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}
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static int32_t ARM_USBH_PipeReset(ARM_USBH_PIPE_HANDLE pipe_hndl)
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{
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}
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static int32_t ARM_USBH_PipeTransfer(ARM_USBH_PIPE_HANDLE pipe_hndl,
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uint32_t packet,
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uint8_t *data,
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uint32_t num)
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{
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}
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static uint32_t ARM_USBH_PipeTransferGetResult(ARM_USBH_PIPE_HANDLE pipe_hndl)
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{
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}
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static int32_t ARM_USBH_PipeTransferAbort(ARM_USBH_PIPE_HANDLE pipe_hndl)
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{
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}
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static uint16_t ARM_USBH_GetFrameNumber(void)
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{
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}
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static void ARM_USBH_SignalPortEvent(uint8_t port, uint32_t event)
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{
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// function body
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}
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static void ARM_USBH_SignalPipeEvent(ARM_USBH_PIPE_HANDLE pipe_hndl, uint32_t event)
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{
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// function body
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}
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// End USBH Interface
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extern \
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ARM_DRIVER_USBH Driver_USBH0;
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ARM_DRIVER_USBH Driver_USBH0 = {
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ARM_USBH_GetVersion,
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ARM_USBH_GetCapabilities,
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ARM_USBH_Initialize,
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ARM_USBH_Uninitialize,
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ARM_USBH_PowerControl,
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ARM_USBH_PortVbusOnOff,
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ARM_USBH_PortReset,
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ARM_USBH_PortSuspend,
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ARM_USBH_PortResume,
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ARM_USBH_PortGetState,
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ARM_USBH_PipeCreate,
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ARM_USBH_PipeModify,
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ARM_USBH_PipeDelete,
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ARM_USBH_PipeReset,
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ARM_USBH_PipeTransfer,
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ARM_USBH_PipeTransferGetResult,
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ARM_USBH_PipeTransferAbort,
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ARM_USBH_GetFrameNumber
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};
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