Matt Lloyd
/
DMA_UART_example
Example of UART-DMA transfers taken form the npx cmsis driver libary
lpc_types.h@0:7480abd3b63b, 2010-09-30 (annotated)
- Committer:
- dpslwk
- Date:
- Thu Sep 30 20:13:24 2010 +0000
- Revision:
- 0:7480abd3b63b
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dpslwk | 0:7480abd3b63b | 1 | /***********************************************************************//** |
dpslwk | 0:7480abd3b63b | 2 | * @file lpc_types.h |
dpslwk | 0:7480abd3b63b | 3 | * @brief Contains the NXP ABL typedefs for C standard types. |
dpslwk | 0:7480abd3b63b | 4 | * It is intended to be used in ISO C conforming development |
dpslwk | 0:7480abd3b63b | 5 | * environments and checks for this insofar as it is possible |
dpslwk | 0:7480abd3b63b | 6 | * to do so. |
dpslwk | 0:7480abd3b63b | 7 | * @version 1.0 |
dpslwk | 0:7480abd3b63b | 8 | * @date 27 Jul. 2008 |
dpslwk | 0:7480abd3b63b | 9 | * @author wellsk |
dpslwk | 0:7480abd3b63b | 10 | ************************************************************************** |
dpslwk | 0:7480abd3b63b | 11 | * Software that is described herein is for illustrative purposes only |
dpslwk | 0:7480abd3b63b | 12 | * which provides customers with programming information regarding the |
dpslwk | 0:7480abd3b63b | 13 | * products. This software is supplied "AS IS" without any warranties. |
dpslwk | 0:7480abd3b63b | 14 | * NXP Semiconductors assumes no responsibility or liability for the |
dpslwk | 0:7480abd3b63b | 15 | * use of the software, conveys no license or title under any patent, |
dpslwk | 0:7480abd3b63b | 16 | * copyright, or mask work right to the product. NXP Semiconductors |
dpslwk | 0:7480abd3b63b | 17 | * reserves the right to make changes in the software without |
dpslwk | 0:7480abd3b63b | 18 | * notification. NXP Semiconductors also make no representation or |
dpslwk | 0:7480abd3b63b | 19 | * warranty that such application will be suitable for the specified |
dpslwk | 0:7480abd3b63b | 20 | * use without further testing or modification. |
dpslwk | 0:7480abd3b63b | 21 | **************************************************************************/ |
dpslwk | 0:7480abd3b63b | 22 | |
dpslwk | 0:7480abd3b63b | 23 | /* Type group ----------------------------------------------------------- */ |
dpslwk | 0:7480abd3b63b | 24 | /** @defgroup LPC_Types LPC_Types |
dpslwk | 0:7480abd3b63b | 25 | * @ingroup LPC1700CMSIS_FwLib_Drivers |
dpslwk | 0:7480abd3b63b | 26 | * @{ |
dpslwk | 0:7480abd3b63b | 27 | */ |
dpslwk | 0:7480abd3b63b | 28 | |
dpslwk | 0:7480abd3b63b | 29 | #ifndef LPC_TYPES_H |
dpslwk | 0:7480abd3b63b | 30 | #define LPC_TYPES_H |
dpslwk | 0:7480abd3b63b | 31 | |
dpslwk | 0:7480abd3b63b | 32 | /* Includes ------------------------------------------------------------------- */ |
dpslwk | 0:7480abd3b63b | 33 | #include <stdint.h> |
dpslwk | 0:7480abd3b63b | 34 | |
dpslwk | 0:7480abd3b63b | 35 | |
dpslwk | 0:7480abd3b63b | 36 | /* Public Types --------------------------------------------------------------- */ |
dpslwk | 0:7480abd3b63b | 37 | /** @defgroup LPC_Types_Public_Types LPC_Types Public Types |
dpslwk | 0:7480abd3b63b | 38 | * @{ |
dpslwk | 0:7480abd3b63b | 39 | */ |
dpslwk | 0:7480abd3b63b | 40 | |
dpslwk | 0:7480abd3b63b | 41 | /** |
dpslwk | 0:7480abd3b63b | 42 | * @brief Boolean Type definition |
dpslwk | 0:7480abd3b63b | 43 | */ |
dpslwk | 0:7480abd3b63b | 44 | typedef enum {FALSE = 0, TRUE = !FALSE} Bool; |
dpslwk | 0:7480abd3b63b | 45 | |
dpslwk | 0:7480abd3b63b | 46 | /** |
dpslwk | 0:7480abd3b63b | 47 | * @brief Flag Status and Interrupt Flag Status type definition |
dpslwk | 0:7480abd3b63b | 48 | */ |
dpslwk | 0:7480abd3b63b | 49 | typedef enum {RESET = 0, SET = !RESET} FlagStatus, IntStatus, SetState; |
dpslwk | 0:7480abd3b63b | 50 | #define PARAM_SETSTATE(State) ((State==RESET) || (State==SET)) |
dpslwk | 0:7480abd3b63b | 51 | |
dpslwk | 0:7480abd3b63b | 52 | /** |
dpslwk | 0:7480abd3b63b | 53 | * @brief Functional State Definition |
dpslwk | 0:7480abd3b63b | 54 | */ |
dpslwk | 0:7480abd3b63b | 55 | typedef enum {DISABLE = 0, ENABLE = !DISABLE} FunctionalState; |
dpslwk | 0:7480abd3b63b | 56 | #define PARAM_FUNCTIONALSTATE(State) ((State==DISABLE) || (State==ENABLE)) |
dpslwk | 0:7480abd3b63b | 57 | |
dpslwk | 0:7480abd3b63b | 58 | /** |
dpslwk | 0:7480abd3b63b | 59 | * @ Status type definition |
dpslwk | 0:7480abd3b63b | 60 | */ |
dpslwk | 0:7480abd3b63b | 61 | typedef enum {ERROR = 0, SUCCESS = !ERROR} Status; |
dpslwk | 0:7480abd3b63b | 62 | |
dpslwk | 0:7480abd3b63b | 63 | |
dpslwk | 0:7480abd3b63b | 64 | /** |
dpslwk | 0:7480abd3b63b | 65 | * Read/Write transfer type mode (Block or non-block) |
dpslwk | 0:7480abd3b63b | 66 | */ |
dpslwk | 0:7480abd3b63b | 67 | typedef enum |
dpslwk | 0:7480abd3b63b | 68 | { |
dpslwk | 0:7480abd3b63b | 69 | NONE_BLOCKING = 0, /**< None Blocking type */ |
dpslwk | 0:7480abd3b63b | 70 | BLOCKING, /**< Blocking type */ |
dpslwk | 0:7480abd3b63b | 71 | } TRANSFER_BLOCK_Type; |
dpslwk | 0:7480abd3b63b | 72 | |
dpslwk | 0:7480abd3b63b | 73 | |
dpslwk | 0:7480abd3b63b | 74 | /** Pointer to Function returning Void (any number of parameters) */ |
dpslwk | 0:7480abd3b63b | 75 | typedef void (*PFV)(); |
dpslwk | 0:7480abd3b63b | 76 | |
dpslwk | 0:7480abd3b63b | 77 | /** Pointer to Function returning int32_t (any number of parameters) */ |
dpslwk | 0:7480abd3b63b | 78 | typedef int32_t(*PFI)(); |
dpslwk | 0:7480abd3b63b | 79 | |
dpslwk | 0:7480abd3b63b | 80 | /** |
dpslwk | 0:7480abd3b63b | 81 | * @} |
dpslwk | 0:7480abd3b63b | 82 | */ |
dpslwk | 0:7480abd3b63b | 83 | |
dpslwk | 0:7480abd3b63b | 84 | |
dpslwk | 0:7480abd3b63b | 85 | /* Public Macros -------------------------------------------------------------- */ |
dpslwk | 0:7480abd3b63b | 86 | /** @defgroup LPC_Types_Public_Macros LPC_Types Public Macros |
dpslwk | 0:7480abd3b63b | 87 | * @{ |
dpslwk | 0:7480abd3b63b | 88 | */ |
dpslwk | 0:7480abd3b63b | 89 | |
dpslwk | 0:7480abd3b63b | 90 | /* _BIT(n) sets the bit at position "n" |
dpslwk | 0:7480abd3b63b | 91 | * _BIT(n) is intended to be used in "OR" and "AND" expressions: |
dpslwk | 0:7480abd3b63b | 92 | * e.g., "(_BIT(3) | _BIT(7))". |
dpslwk | 0:7480abd3b63b | 93 | */ |
dpslwk | 0:7480abd3b63b | 94 | #undef _BIT |
dpslwk | 0:7480abd3b63b | 95 | /* Set bit macro */ |
dpslwk | 0:7480abd3b63b | 96 | #define _BIT(n) (1<<n) |
dpslwk | 0:7480abd3b63b | 97 | |
dpslwk | 0:7480abd3b63b | 98 | /* _SBF(f,v) sets the bit field starting at position "f" to value "v". |
dpslwk | 0:7480abd3b63b | 99 | * _SBF(f,v) is intended to be used in "OR" and "AND" expressions: |
dpslwk | 0:7480abd3b63b | 100 | * e.g., "((_SBF(5,7) | _SBF(12,0xF)) & 0xFFFF)" |
dpslwk | 0:7480abd3b63b | 101 | */ |
dpslwk | 0:7480abd3b63b | 102 | #undef _SBF |
dpslwk | 0:7480abd3b63b | 103 | /* Set bit field macro */ |
dpslwk | 0:7480abd3b63b | 104 | #define _SBF(f,v) (v<<f) |
dpslwk | 0:7480abd3b63b | 105 | |
dpslwk | 0:7480abd3b63b | 106 | /* _BITMASK constructs a symbol with 'field_width' least significant |
dpslwk | 0:7480abd3b63b | 107 | * bits set. |
dpslwk | 0:7480abd3b63b | 108 | * e.g., _BITMASK(5) constructs '0x1F', _BITMASK(16) == 0xFFFF |
dpslwk | 0:7480abd3b63b | 109 | * The symbol is intended to be used to limit the bit field width |
dpslwk | 0:7480abd3b63b | 110 | * thusly: |
dpslwk | 0:7480abd3b63b | 111 | * <a_register> = (any_expression) & _BITMASK(x), where 0 < x <= 32. |
dpslwk | 0:7480abd3b63b | 112 | * If "any_expression" results in a value that is larger than can be |
dpslwk | 0:7480abd3b63b | 113 | * contained in 'x' bits, the bits above 'x - 1' are masked off. When |
dpslwk | 0:7480abd3b63b | 114 | * used with the _SBF example above, the example would be written: |
dpslwk | 0:7480abd3b63b | 115 | * a_reg = ((_SBF(5,7) | _SBF(12,0xF)) & _BITMASK(16)) |
dpslwk | 0:7480abd3b63b | 116 | * This ensures that the value written to a_reg is no wider than |
dpslwk | 0:7480abd3b63b | 117 | * 16 bits, and makes the code easier to read and understand. |
dpslwk | 0:7480abd3b63b | 118 | */ |
dpslwk | 0:7480abd3b63b | 119 | #undef _BITMASK |
dpslwk | 0:7480abd3b63b | 120 | /* Bitmask creation macro */ |
dpslwk | 0:7480abd3b63b | 121 | #define _BITMASK(field_width) ( _BIT(field_width) - 1) |
dpslwk | 0:7480abd3b63b | 122 | |
dpslwk | 0:7480abd3b63b | 123 | /* NULL pointer */ |
dpslwk | 0:7480abd3b63b | 124 | #ifndef NULL |
dpslwk | 0:7480abd3b63b | 125 | #define NULL ((void*) 0) |
dpslwk | 0:7480abd3b63b | 126 | #endif |
dpslwk | 0:7480abd3b63b | 127 | |
dpslwk | 0:7480abd3b63b | 128 | /* Number of elements in an array */ |
dpslwk | 0:7480abd3b63b | 129 | #define NELEMENTS(array) (sizeof (array) / sizeof (array[0])) |
dpslwk | 0:7480abd3b63b | 130 | |
dpslwk | 0:7480abd3b63b | 131 | /* Static data/function define */ |
dpslwk | 0:7480abd3b63b | 132 | #define STATIC static |
dpslwk | 0:7480abd3b63b | 133 | /* External data/function define */ |
dpslwk | 0:7480abd3b63b | 134 | #define EXTERN extern |
dpslwk | 0:7480abd3b63b | 135 | |
dpslwk | 0:7480abd3b63b | 136 | #define MAX(a, b) (((a) > (b)) ? (a) : (b)) |
dpslwk | 0:7480abd3b63b | 137 | #define MIN(a, b) (((a) < (b)) ? (a) : (b)) |
dpslwk | 0:7480abd3b63b | 138 | |
dpslwk | 0:7480abd3b63b | 139 | /** |
dpslwk | 0:7480abd3b63b | 140 | * @} |
dpslwk | 0:7480abd3b63b | 141 | */ |
dpslwk | 0:7480abd3b63b | 142 | |
dpslwk | 0:7480abd3b63b | 143 | |
dpslwk | 0:7480abd3b63b | 144 | /* Old Type Definition compatibility ------------------------------------------ */ |
dpslwk | 0:7480abd3b63b | 145 | /** @addtogroup LPC_Types_Public_Types LPC_Types Public Types |
dpslwk | 0:7480abd3b63b | 146 | * @{ |
dpslwk | 0:7480abd3b63b | 147 | */ |
dpslwk | 0:7480abd3b63b | 148 | |
dpslwk | 0:7480abd3b63b | 149 | /** SMA type for character type */ |
dpslwk | 0:7480abd3b63b | 150 | typedef char CHAR; |
dpslwk | 0:7480abd3b63b | 151 | |
dpslwk | 0:7480abd3b63b | 152 | /** SMA type for 8 bit unsigned value */ |
dpslwk | 0:7480abd3b63b | 153 | typedef uint8_t UNS_8; |
dpslwk | 0:7480abd3b63b | 154 | |
dpslwk | 0:7480abd3b63b | 155 | /** SMA type for 8 bit signed value */ |
dpslwk | 0:7480abd3b63b | 156 | typedef int8_t INT_8; |
dpslwk | 0:7480abd3b63b | 157 | |
dpslwk | 0:7480abd3b63b | 158 | /** SMA type for 16 bit unsigned value */ |
dpslwk | 0:7480abd3b63b | 159 | typedef uint16_t UNS_16; |
dpslwk | 0:7480abd3b63b | 160 | |
dpslwk | 0:7480abd3b63b | 161 | /** SMA type for 16 bit signed value */ |
dpslwk | 0:7480abd3b63b | 162 | typedef int16_t INT_16; |
dpslwk | 0:7480abd3b63b | 163 | |
dpslwk | 0:7480abd3b63b | 164 | /** SMA type for 32 bit unsigned value */ |
dpslwk | 0:7480abd3b63b | 165 | typedef uint32_t UNS_32; |
dpslwk | 0:7480abd3b63b | 166 | |
dpslwk | 0:7480abd3b63b | 167 | /** SMA type for 32 bit signed value */ |
dpslwk | 0:7480abd3b63b | 168 | typedef int32_t INT_32; |
dpslwk | 0:7480abd3b63b | 169 | |
dpslwk | 0:7480abd3b63b | 170 | /** SMA type for 64 bit signed value */ |
dpslwk | 0:7480abd3b63b | 171 | typedef int64_t INT_64; |
dpslwk | 0:7480abd3b63b | 172 | |
dpslwk | 0:7480abd3b63b | 173 | /** SMA type for 64 bit unsigned value */ |
dpslwk | 0:7480abd3b63b | 174 | typedef uint64_t UNS_64; |
dpslwk | 0:7480abd3b63b | 175 | |
dpslwk | 0:7480abd3b63b | 176 | /** 32 bit boolean type */ |
dpslwk | 0:7480abd3b63b | 177 | typedef Bool BOOL_32; |
dpslwk | 0:7480abd3b63b | 178 | |
dpslwk | 0:7480abd3b63b | 179 | /** 16 bit boolean type */ |
dpslwk | 0:7480abd3b63b | 180 | typedef Bool BOOL_16; |
dpslwk | 0:7480abd3b63b | 181 | |
dpslwk | 0:7480abd3b63b | 182 | /** 8 bit boolean type */ |
dpslwk | 0:7480abd3b63b | 183 | typedef Bool BOOL_8; |
dpslwk | 0:7480abd3b63b | 184 | |
dpslwk | 0:7480abd3b63b | 185 | /** |
dpslwk | 0:7480abd3b63b | 186 | * @} |
dpslwk | 0:7480abd3b63b | 187 | */ |
dpslwk | 0:7480abd3b63b | 188 | |
dpslwk | 0:7480abd3b63b | 189 | |
dpslwk | 0:7480abd3b63b | 190 | #endif /* LPC_TYPES_H */ |
dpslwk | 0:7480abd3b63b | 191 | |
dpslwk | 0:7480abd3b63b | 192 | /** |
dpslwk | 0:7480abd3b63b | 193 | * @} |
dpslwk | 0:7480abd3b63b | 194 | */ |
dpslwk | 0:7480abd3b63b | 195 | |
dpslwk | 0:7480abd3b63b | 196 | /* --------------------------------- End Of File ------------------------------ */ |