Satellite Observers Workbench. NOT yet complete, just published for forum posters to \"cherry pick\" pieces of code as requiered as an example.
flash/ssp0.h@0:0a841b89d614, 2010-10-11 (annotated)
- Committer:
- AjK
- Date:
- Mon Oct 11 10:34:55 2010 +0000
- Revision:
- 0:0a841b89d614
Totally Alpha quality as this project isn\t completed. Just publishing it as it answers many questions asked in the forums
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AjK | 0:0a841b89d614 | 1 | /**************************************************************************** |
AjK | 0:0a841b89d614 | 2 | * Copyright 2010 Andy Kirkham, Stellar Technologies Ltd |
AjK | 0:0a841b89d614 | 3 | * |
AjK | 0:0a841b89d614 | 4 | * This file is part of the Satellite Observers Workbench (SOWB). |
AjK | 0:0a841b89d614 | 5 | * |
AjK | 0:0a841b89d614 | 6 | * SOWB is free software: you can redistribute it and/or modify |
AjK | 0:0a841b89d614 | 7 | * it under the terms of the GNU General Public License as published by |
AjK | 0:0a841b89d614 | 8 | * the Free Software Foundation, either version 3 of the License, or |
AjK | 0:0a841b89d614 | 9 | * (at your option) any later version. |
AjK | 0:0a841b89d614 | 10 | * |
AjK | 0:0a841b89d614 | 11 | * SOWB is distributed in the hope that it will be useful, |
AjK | 0:0a841b89d614 | 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
AjK | 0:0a841b89d614 | 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
AjK | 0:0a841b89d614 | 14 | * GNU General Public License for more details. |
AjK | 0:0a841b89d614 | 15 | * |
AjK | 0:0a841b89d614 | 16 | * You should have received a copy of the GNU General Public License |
AjK | 0:0a841b89d614 | 17 | * along with SOWB. If not, see <http://www.gnu.org/licenses/>. |
AjK | 0:0a841b89d614 | 18 | * |
AjK | 0:0a841b89d614 | 19 | * $Id: main.cpp 5 2010-07-12 20:51:11Z ajk $ |
AjK | 0:0a841b89d614 | 20 | * |
AjK | 0:0a841b89d614 | 21 | ***************************************************************************/ |
AjK | 0:0a841b89d614 | 22 | |
AjK | 0:0a841b89d614 | 23 | #ifndef SSP0_H |
AjK | 0:0a841b89d614 | 24 | #define SSP0_H |
AjK | 0:0a841b89d614 | 25 | |
AjK | 0:0a841b89d614 | 26 | #define FLASH_SSP_INIT_CPSR 2 |
AjK | 0:0a841b89d614 | 27 | #define _25AA02E48_SSP_INIT_CPSR 0x64 |
AjK | 0:0a841b89d614 | 28 | |
AjK | 0:0a841b89d614 | 29 | |
AjK | 0:0a841b89d614 | 30 | #define SSP0_TX_FIFO_SPACE_AVAILABLE \ |
AjK | 0:0a841b89d614 | 31 | LPC_SSP0->SR & (1UL << 1) |
AjK | 0:0a841b89d614 | 32 | |
AjK | 0:0a841b89d614 | 33 | #define SSP0_TX_FIFO_NOT_EMPTY \ |
AjK | 0:0a841b89d614 | 34 | (!(SSP0_TX_FIFO_SPACE_AVAILABLE)) |
AjK | 0:0a841b89d614 | 35 | |
AjK | 0:0a841b89d614 | 36 | #define SSP0_IS_BUSY \ |
AjK | 0:0a841b89d614 | 37 | LPC_SSP0->SR & (1UL << 4) |
AjK | 0:0a841b89d614 | 38 | |
AjK | 0:0a841b89d614 | 39 | #define SSP0_FLUSH_RX_FIFO \ |
AjK | 0:0a841b89d614 | 40 | while(LPC_SSP0->SR & (1UL << 2)) { \ |
AjK | 0:0a841b89d614 | 41 | unsigned int dev_null = LPC_SSP0->DR; \ |
AjK | 0:0a841b89d614 | 42 | } |
AjK | 0:0a841b89d614 | 43 | |
AjK | 0:0a841b89d614 | 44 | #define SSP0_WRITE_BYTE(byte) \ |
AjK | 0:0a841b89d614 | 45 | while(!SSP0_TX_FIFO_SPACE_AVAILABLE); \ |
AjK | 0:0a841b89d614 | 46 | LPC_SSP0->DR=(uint32_t)(byte&0xFF) |
AjK | 0:0a841b89d614 | 47 | |
AjK | 0:0a841b89d614 | 48 | |
AjK | 0:0a841b89d614 | 49 | void SSP0_init(void); |
AjK | 0:0a841b89d614 | 50 | bool SSP0_request(void); |
AjK | 0:0a841b89d614 | 51 | void SSP0_release(void); |
AjK | 0:0a841b89d614 | 52 | |
AjK | 0:0a841b89d614 | 53 | #endif |