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Satellite Observers Workbench. NOT yet complete, just published for forum posters to \"cherry pick\" pieces of code as requiered as an example.
Diff: flash/ssp0.h
- Revision:
- 0:0a841b89d614
diff -r 000000000000 -r 0a841b89d614 flash/ssp0.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flash/ssp0.h Mon Oct 11 10:34:55 2010 +0000 @@ -0,0 +1,53 @@ +/**************************************************************************** + * Copyright 2010 Andy Kirkham, Stellar Technologies Ltd + * + * This file is part of the Satellite Observers Workbench (SOWB). + * + * SOWB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * SOWB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with SOWB. If not, see <http://www.gnu.org/licenses/>. + * + * $Id: main.cpp 5 2010-07-12 20:51:11Z ajk $ + * + ***************************************************************************/ + +#ifndef SSP0_H +#define SSP0_H + +#define FLASH_SSP_INIT_CPSR 2 +#define _25AA02E48_SSP_INIT_CPSR 0x64 + + +#define SSP0_TX_FIFO_SPACE_AVAILABLE \ + LPC_SSP0->SR & (1UL << 1) + +#define SSP0_TX_FIFO_NOT_EMPTY \ + (!(SSP0_TX_FIFO_SPACE_AVAILABLE)) + +#define SSP0_IS_BUSY \ + LPC_SSP0->SR & (1UL << 4) + +#define SSP0_FLUSH_RX_FIFO \ + while(LPC_SSP0->SR & (1UL << 2)) { \ + unsigned int dev_null = LPC_SSP0->DR; \ + } + +#define SSP0_WRITE_BYTE(byte) \ + while(!SSP0_TX_FIFO_SPACE_AVAILABLE); \ + LPC_SSP0->DR=(uint32_t)(byte&0xFF) + + +void SSP0_init(void); +bool SSP0_request(void); +void SSP0_release(void); + +#endif