Frank 26080115
These are the examples provided for [[/users/frank26080115/libraries/LPC1700CMSIS_Lib/]] Note, the entire "program" is not compilable!
USBDEV/USBAudio/usbaudio.h@0:bf7b9fba3924, 2011-03-20 (annotated)
- Committer:
- frank26080115
- Date:
- Sun Mar 20 05:38:56 2011 +0000
- Revision:
- 0:bf7b9fba3924
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| frank26080115 | 0:bf7b9fba3924 | 1 | /*---------------------------------------------------------------------------- |
| frank26080115 | 0:bf7b9fba3924 | 2 | * Name: usbaudio.h |
| frank26080115 | 0:bf7b9fba3924 | 3 | * Purpose: USB Audio Demo Definitions |
| frank26080115 | 0:bf7b9fba3924 | 4 | * Version: V1.10 |
| frank26080115 | 0:bf7b9fba3924 | 5 | *---------------------------------------------------------------------------- |
| frank26080115 | 0:bf7b9fba3924 | 6 | * This software is supplied "AS IS" without any warranties, express, |
| frank26080115 | 0:bf7b9fba3924 | 7 | * implied or statutory, including but not limited to the implied |
| frank26080115 | 0:bf7b9fba3924 | 8 | * warranties of fitness for purpose, satisfactory quality and |
| frank26080115 | 0:bf7b9fba3924 | 9 | * noninfringement. Keil extends you a royalty-free right to reproduce |
| frank26080115 | 0:bf7b9fba3924 | 10 | * and distribute executable files created using this software for use |
| frank26080115 | 0:bf7b9fba3924 | 11 | * on NXP Semiconductors LPC family microcontroller devices only. Nothing |
| frank26080115 | 0:bf7b9fba3924 | 12 | * else gives you the right to use this software. |
| frank26080115 | 0:bf7b9fba3924 | 13 | * |
| frank26080115 | 0:bf7b9fba3924 | 14 | * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. |
| frank26080115 | 0:bf7b9fba3924 | 15 | *---------------------------------------------------------------------------*/ |
| frank26080115 | 0:bf7b9fba3924 | 16 | |
| frank26080115 | 0:bf7b9fba3924 | 17 | /* Audio Definitions */ |
| frank26080115 | 0:bf7b9fba3924 | 18 | #define DATA_FREQ 32000 /* Audio Data Frequency */ |
| frank26080115 | 0:bf7b9fba3924 | 19 | #define P_S 32 /* Packet Size */ |
| frank26080115 | 0:bf7b9fba3924 | 20 | #if USB_DMA |
| frank26080115 | 0:bf7b9fba3924 | 21 | #define P_C 4 /* Packet Count */ |
| frank26080115 | 0:bf7b9fba3924 | 22 | #else |
| frank26080115 | 0:bf7b9fba3924 | 23 | #define P_C 1 /* Packet Count */ |
| frank26080115 | 0:bf7b9fba3924 | 24 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 25 | #define B_S (8*P_C*P_S) /* Buffer Size */ |
| frank26080115 | 0:bf7b9fba3924 | 26 | |
| frank26080115 | 0:bf7b9fba3924 | 27 | /* Push Button Definitions */ |
| frank26080115 | 0:bf7b9fba3924 | 28 | // #define PBINT 0x00004000 /* P0.14 */ |
| frank26080115 | 0:bf7b9fba3924 | 29 | |
| frank26080115 | 0:bf7b9fba3924 | 30 | /* LED Definitions */ |
| frank26080115 | 0:bf7b9fba3924 | 31 | #define LEDMSK 0x000000FF /* P2.0..7 */ |
| frank26080115 | 0:bf7b9fba3924 | 32 | |
| frank26080115 | 0:bf7b9fba3924 | 33 | /* Audio Demo Variables */ |
| frank26080115 | 0:bf7b9fba3924 | 34 | extern uint8_t Mute; /* Mute State */ |
| frank26080115 | 0:bf7b9fba3924 | 35 | extern uint32_t Volume; /* Volume Level */ |
| frank26080115 | 0:bf7b9fba3924 | 36 | extern uint16_t VolCur; /* Volume Current Value */ |
| frank26080115 | 0:bf7b9fba3924 | 37 | #if !USB_DMA |
| frank26080115 | 0:bf7b9fba3924 | 38 | extern uint32_t InfoBuf[P_C]; /* Packet Info Buffer */ |
| frank26080115 | 0:bf7b9fba3924 | 39 | extern short DataBuf[B_S]; /* Data Buffer */ |
| frank26080115 | 0:bf7b9fba3924 | 40 | #else |
| frank26080115 | 0:bf7b9fba3924 | 41 | extern uint32_t *InfoBuf; |
| frank26080115 | 0:bf7b9fba3924 | 42 | extern short *DataBuf; |
| frank26080115 | 0:bf7b9fba3924 | 43 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 44 | extern uint16_t DataOut; /* Data Out Index */ |
| frank26080115 | 0:bf7b9fba3924 | 45 | extern uint16_t DataIn; /* Data In Index */ |
| frank26080115 | 0:bf7b9fba3924 | 46 | extern uint8_t DataRun; /* Data Stream Run State */ |