Driver for CC3000 Wi-Fi module

Dependencies:   NVIC_set_all_priorities

Dependents:   CC3000_Simple_Socket Wi-Go_IOT_Demo

Information

The current code has been reworked to a full object oriented application and contains an mbed socket compatible API.

CC3000 Wi-Fi module library

Info

This is the low level driver for TI's SimpleLink CC3000 device.
Port from Avnet's Wi-Go KEIL code (based on TI's CC3000 code).
Special thanks to Jim Carver from Avnet for providing the Wi-Go board and for his assistance.

Differences with TI's original code

The code functionality stays exactly the same.
In order to make it easier to use the code, following changes were made :

  • Addition of a tool to shift all IRQ priorities to a lower level since it is very important to keep the SPI handler at the highest system priority, the WLAN interrupt the second highest and all other system interrupts at a lower priority, so their handlers can be preempted by the CC3000 interrupts.
  • Addition of low level I/O controls and conditional compiler controls in cc3000_common.h.
  • CC3000 initialisation, pin declarations, SPI and WLAN irq priorities are set in Init_HostDriver , we need to call this function at the start of the main function.
  • The SPI and HCI code are joined into one file.
  • The include list has been rearranged - Only #include "wlan.h" is needed in the user API.
  • Part of the CC3000's user eeprom memory is used to store additional info (52 bytes in NVMEM_USER_FILE_1):
# bytesDescriptionInfo
1First time config parameterUseful when connecting
2Firmware updater versionused with the Firmware update tool
2Service Pack versionused with the Firmware update tool
3Driver Versionused with the Firmware update tool
3Firmware Versionused with the Firmware update tool
1CIK validation (Client Interface Key)
40CIK data (Client Interface Key)used with the exosite

Using the Library

A user API is needed to access the CC3000 functions.
Examples:

Using the library with other processors

cc3000_common.cpp loads the irq tool for all targets:
All current mbed targets are supported by this library.

#include "NVIC_set_all_priorities.h"


All low level settings that need to change are available in cc3000_common.h

//*****************************************************************************
//              PIN CONTROLS & COMPILE CONTROLS
//*****************************************************************************
// Compiler control
#define CC3000_UNENCRYPTED_SMART_CONFIG   // No encryption
//#define CC3000_TINY_DRIVER                // Driver for small memory model CPUs

//Interrupt controls
#define NVIC_ALL_IRQ        NVIC_set_all_irq_priorities(3);         // Set ALL interrupt priorities to level 3
#define NVIC_SPI_IRQ        NVIC_SetPriority(SPI0_IRQn, 0x0);       // Wi-Fi SPI interrupt must be higher priority than SysTick
#define NVIC_PORT_IRQ       NVIC_SetPriority(PORTA_IRQn, 0x1);
#define NVIC_SYSTICK_IRQ    NVIC_SetPriority(SysTick_IRQn, 0x2);    // SysTick set to lower priority than Wi-Fi SPI bus interrupt
//#define NVIC_ADC_IRQ        NVIC_SetPriority(ADC0_IRQn, 0x3);       // ADC is the lowest of all

// Wlan controls
#define WLAN_ISF_PCR        PORTA->PCR[16]
#define WLAN_ISF_ISFR       PORTA->ISFR
#define WLAN_ISF_MASK       (1<<16)

#define WLAN_ASSERT_CS      wlan_cs = 0;   //CS : active low
#define WLAN_DEASSERT_CS    wlan_cs = 1;

#define WLAN_ASSERT_EN      wlan_en = 1;   //EN : active high
#define WLAN_DEASSERT_EN    wlan_en = 0;

#define WLAN_READ_IRQ       wlan_int

#define WLAN_ENABLE_IRQ     wlan_int.fall(&WLAN_IRQHandler);
#define WLAN_DISABLE_IRQ    wlan_int.fall(NULL);

#define WLAN_IRQ_PIN_CREATE         InterruptIn wlan_int (PTA16);
#define WLAN_EN_PIN_CREATE          DigitalOut  wlan_en  (PTA13);
#define WLAN_CS_PIN_CREATE          DigitalOut  wlan_cs  (PTD0);
#define WLAN_SPI_PORT_CREATE        SPI wlan(PTD2, PTD3, PTC5); // mosi, miso, sclk

#define WLAN_SPI_PORT_INIT          wlan.format(8,1);
#define WLAN_SPI_SET_FREQ           wlan.frequency(12000000);
#define WLAN_SPI_SET_IRQ_HANDLER    wlan_int.fall(&WLAN_IRQHandler);

#define WLAN_SPI_WRITE              wlan.write(*data++);
#define WLAN_SPI_READ               wlan.write(0x03);          // !! DO NOT MODIFY the 0x03 parameter (CC3000 will not respond).

API documentation

Due to a little problem with the links on the mbed site, the API documentation is not directly accessible (will be solved in a next release).
Currently, it is only accessible by adding modules.html to the API doc link: http://mbed.org/users/frankvnk/code/CC3000_Hostdriver/docs/tip/modules.html

Committer:
frankvnk
Date:
Thu Jul 04 08:10:21 2013 +0000
Revision:
1:bbcaf0b2f367
Parent:
0:c44f0314d6ec
Child:
4:d8255a5aad46
Code cleanup - test printfs added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frankvnk 0:c44f0314d6ec 1 /*****************************************************************************
frankvnk 0:c44f0314d6ec 2 *
frankvnk 0:c44f0314d6ec 3 * cc3000_common.h - CC3000 Host Driver Implementation.
frankvnk 0:c44f0314d6ec 4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
frankvnk 0:c44f0314d6ec 5 *
frankvnk 0:c44f0314d6ec 6 * Redistribution and use in source and binary forms, with or without
frankvnk 0:c44f0314d6ec 7 * modification, are permitted provided that the following conditions
frankvnk 0:c44f0314d6ec 8 * are met:
frankvnk 0:c44f0314d6ec 9 *
frankvnk 0:c44f0314d6ec 10 * Redistributions of source code must retain the above copyright
frankvnk 0:c44f0314d6ec 11 * notice, this list of conditions and the following disclaimer.
frankvnk 0:c44f0314d6ec 12 *
frankvnk 0:c44f0314d6ec 13 * Redistributions in binary form must reproduce the above copyright
frankvnk 0:c44f0314d6ec 14 * notice, this list of conditions and the following disclaimer in the
frankvnk 0:c44f0314d6ec 15 * documentation and/or other materials provided with the
frankvnk 0:c44f0314d6ec 16 * distribution.
frankvnk 0:c44f0314d6ec 17 *
frankvnk 0:c44f0314d6ec 18 * Neither the name of Texas Instruments Incorporated nor the names of
frankvnk 0:c44f0314d6ec 19 * its contributors may be used to endorse or promote products derived
frankvnk 0:c44f0314d6ec 20 * from this software without specific prior written permission.
frankvnk 0:c44f0314d6ec 21 *
frankvnk 0:c44f0314d6ec 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
frankvnk 0:c44f0314d6ec 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
frankvnk 0:c44f0314d6ec 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
frankvnk 0:c44f0314d6ec 25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
frankvnk 0:c44f0314d6ec 26 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
frankvnk 0:c44f0314d6ec 27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
frankvnk 0:c44f0314d6ec 28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
frankvnk 0:c44f0314d6ec 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
frankvnk 0:c44f0314d6ec 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
frankvnk 0:c44f0314d6ec 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
frankvnk 0:c44f0314d6ec 32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
frankvnk 0:c44f0314d6ec 33 *
frankvnk 0:c44f0314d6ec 34 *****************************************************************************/
frankvnk 0:c44f0314d6ec 35 #ifndef __COMMON_H__
frankvnk 0:c44f0314d6ec 36 #define __COMMON_H__
frankvnk 0:c44f0314d6ec 37
frankvnk 0:c44f0314d6ec 38 //******************************************************************************
frankvnk 0:c44f0314d6ec 39 // Include files
frankvnk 0:c44f0314d6ec 40 //******************************************************************************
frankvnk 0:c44f0314d6ec 41 //#include "mbed.h"
frankvnk 0:c44f0314d6ec 42 #include <errno.h>
frankvnk 0:c44f0314d6ec 43
frankvnk 0:c44f0314d6ec 44 /** CC3000 Host driver - common
frankvnk 0:c44f0314d6ec 45 *
frankvnk 0:c44f0314d6ec 46 */
frankvnk 0:c44f0314d6ec 47 //*****************************************************************************
frankvnk 0:c44f0314d6ec 48 //
frankvnk 0:c44f0314d6ec 49 // If building with a C++ compiler, make all of the definitions in this header
frankvnk 0:c44f0314d6ec 50 // have a C binding.
frankvnk 0:c44f0314d6ec 51 //
frankvnk 0:c44f0314d6ec 52 //*****************************************************************************
frankvnk 0:c44f0314d6ec 53 #ifdef __cplusplus
frankvnk 0:c44f0314d6ec 54 extern "C" {
frankvnk 0:c44f0314d6ec 55 #endif
frankvnk 0:c44f0314d6ec 56
frankvnk 0:c44f0314d6ec 57 //*****************************************************************************
frankvnk 0:c44f0314d6ec 58 // ERROR CODES
frankvnk 0:c44f0314d6ec 59 //*****************************************************************************
frankvnk 0:c44f0314d6ec 60 #define ESUCCESS 0
frankvnk 0:c44f0314d6ec 61 #define EFAIL -1
frankvnk 0:c44f0314d6ec 62 #define EERROR EFAIL
frankvnk 0:c44f0314d6ec 63
frankvnk 0:c44f0314d6ec 64 //*****************************************************************************
frankvnk 0:c44f0314d6ec 65 // COMMON DEFINES
frankvnk 0:c44f0314d6ec 66 //*****************************************************************************
frankvnk 0:c44f0314d6ec 67 #define ERROR_SOCKET_INACTIVE -57
frankvnk 0:c44f0314d6ec 68
frankvnk 0:c44f0314d6ec 69 #define HCI_CC_PAYLOAD_LEN 5
frankvnk 0:c44f0314d6ec 70
frankvnk 1:bbcaf0b2f367 71 #define WLAN_ENABLE (1)
frankvnk 1:bbcaf0b2f367 72 #define WLAN_DISABLE (0)
frankvnk 0:c44f0314d6ec 73
frankvnk 1:bbcaf0b2f367 74 #define MAC_ADDR_LEN (6)
frankvnk 0:c44f0314d6ec 75
frankvnk 0:c44f0314d6ec 76
frankvnk 0:c44f0314d6ec 77
frankvnk 0:c44f0314d6ec 78 /*Defines for minimal and maximal RX buffer size. This size includes the spi
frankvnk 0:c44f0314d6ec 79 header and hci header.
frankvnk 1:bbcaf0b2f367 80 maximal buffer size: MTU + HCI header + SPI header + sendto() args size
frankvnk 1:bbcaf0b2f367 81 minimum buffer size: HCI header + SPI header + max args size
frankvnk 0:c44f0314d6ec 82
frankvnk 0:c44f0314d6ec 83 This buffer is used for receiving events and data.
frankvnk 0:c44f0314d6ec 84 The packet can not be longer than MTU size and CC3000 does not support
frankvnk 0:c44f0314d6ec 85 fragmentation. Note that the same buffer is used for reception of the data
frankvnk 0:c44f0314d6ec 86 and events from CC3000. That is why the minimum is defined.
frankvnk 0:c44f0314d6ec 87 The calculation for the actual size of buffer for reception is:
frankvnk 0:c44f0314d6ec 88 Given the maximal data size MAX_DATA that is expected to be received by
frankvnk 1:bbcaf0b2f367 89 application, the required buffer Using recv() or recvfrom():
frankvnk 0:c44f0314d6ec 90
frankvnk 1:bbcaf0b2f367 91 max(CC3000_MINIMAL_RX_SIZE, MAX_DATA + HEADERS_SIZE_DATA + fromlen + ucArgsize + 1)
frankvnk 0:c44f0314d6ec 92
frankvnk 1:bbcaf0b2f367 93 Using gethostbyname() with minimal buffer size will limit the host name returned to 99 bytes.
frankvnk 0:c44f0314d6ec 94 The 1 is used for the overrun detection
frankvnk 0:c44f0314d6ec 95 */
frankvnk 0:c44f0314d6ec 96
frankvnk 1:bbcaf0b2f367 97 #define CC3000_MINIMAL_RX_SIZE (118 + 1)
frankvnk 0:c44f0314d6ec 98 #define CC3000_MAXIMAL_RX_SIZE (1519 + 1)
frankvnk 0:c44f0314d6ec 99
frankvnk 0:c44f0314d6ec 100 /*Defines for minimal and maximal TX buffer size.
frankvnk 0:c44f0314d6ec 101 This buffer is used for sending events and data.
frankvnk 0:c44f0314d6ec 102 The packet can not be longer than MTU size and CC3000 does not support
frankvnk 0:c44f0314d6ec 103 fragmentation. Note that the same buffer is used for transmission of the data
frankvnk 0:c44f0314d6ec 104 and commands. That is why the minimum is defined.
frankvnk 0:c44f0314d6ec 105 The calculation for the actual size of buffer for transmission is:
frankvnk 0:c44f0314d6ec 106 Given the maximal data size MAX_DATA, the required buffer is:
frankvnk 0:c44f0314d6ec 107 Using Sendto():
frankvnk 0:c44f0314d6ec 108
frankvnk 0:c44f0314d6ec 109 max(CC3000_MINIMAL_TX_SIZE, MAX_DATA + SPI_HEADER_SIZE
frankvnk 0:c44f0314d6ec 110 + SOCKET_SENDTO_PARAMS_LEN + SIMPLE_LINK_HCI_DATA_HEADER_SIZE + 1)
frankvnk 0:c44f0314d6ec 111
frankvnk 0:c44f0314d6ec 112 Using Send():
frankvnk 0:c44f0314d6ec 113
frankvnk 0:c44f0314d6ec 114 max(CC3000_MINIMAL_TX_SIZE, MAX_DATA + SPI_HEADER_SIZE
frankvnk 0:c44f0314d6ec 115 + HCI_CMND_SEND_ARG_LENGTH + SIMPLE_LINK_HCI_DATA_HEADER_SIZE + 1)
frankvnk 0:c44f0314d6ec 116
frankvnk 0:c44f0314d6ec 117 The 1 is used for the overrun detection */
frankvnk 0:c44f0314d6ec 118
frankvnk 0:c44f0314d6ec 119 #define CC3000_MINIMAL_TX_SIZE (118 + 1)
frankvnk 0:c44f0314d6ec 120 #define CC3000_MAXIMAL_TX_SIZE (1519 + 1)
frankvnk 0:c44f0314d6ec 121
frankvnk 1:bbcaf0b2f367 122 //TX and RX buffer size - allow to receive and transmit maximum data at lengh 8.
frankvnk 0:c44f0314d6ec 123 #ifdef CC3000_TINY_DRIVER
frankvnk 0:c44f0314d6ec 124 #define TINY_CC3000_MAXIMAL_RX_SIZE 44
frankvnk 0:c44f0314d6ec 125 #define TINY_CC3000_MAXIMAL_TX_SIZE 59
frankvnk 0:c44f0314d6ec 126 #endif
frankvnk 0:c44f0314d6ec 127
frankvnk 0:c44f0314d6ec 128 /*In order to determine your preferred buffer size,
frankvnk 0:c44f0314d6ec 129 change CC3000_MAXIMAL_RX_SIZE and CC3000_MAXIMAL_TX_SIZE to a value between
frankvnk 0:c44f0314d6ec 130 the minimal and maximal specified above.
frankvnk 0:c44f0314d6ec 131 Note that the buffers are allocated by SPI.
frankvnk 0:c44f0314d6ec 132 */
frankvnk 0:c44f0314d6ec 133
frankvnk 0:c44f0314d6ec 134 #ifndef CC3000_TINY_DRIVER
frankvnk 0:c44f0314d6ec 135
frankvnk 0:c44f0314d6ec 136 #define CC3000_RX_BUFFER_SIZE (CC3000_MAXIMAL_RX_SIZE)
frankvnk 0:c44f0314d6ec 137 #define CC3000_TX_BUFFER_SIZE (CC3000_MAXIMAL_TX_SIZE)
frankvnk 1:bbcaf0b2f367 138 #define SP_PORTION_SIZE 512
frankvnk 0:c44f0314d6ec 139
frankvnk 1:bbcaf0b2f367 140 //TINY DRIVER: We use smaller rx and tx buffers in order to minimize RAM consumption
frankvnk 0:c44f0314d6ec 141 #else
frankvnk 0:c44f0314d6ec 142 #define CC3000_RX_BUFFER_SIZE (TINY_CC3000_MAXIMAL_RX_SIZE)
frankvnk 0:c44f0314d6ec 143 #define CC3000_TX_BUFFER_SIZE (TINY_CC3000_MAXIMAL_TX_SIZE)
frankvnk 1:bbcaf0b2f367 144 #define SP_PORTION_SIZE 32
frankvnk 0:c44f0314d6ec 145
frankvnk 0:c44f0314d6ec 146 #endif
frankvnk 0:c44f0314d6ec 147 //*****************************************************************************
frankvnk 0:c44f0314d6ec 148 // Compound Types
frankvnk 0:c44f0314d6ec 149 //*****************************************************************************
frankvnk 0:c44f0314d6ec 150 typedef struct timeval timeval;
frankvnk 0:c44f0314d6ec 151
frankvnk 0:c44f0314d6ec 152 struct timeval
frankvnk 0:c44f0314d6ec 153 {
frankvnk 0:c44f0314d6ec 154 long tv_sec; /* seconds */
frankvnk 0:c44f0314d6ec 155 long tv_usec; /* microseconds */
frankvnk 0:c44f0314d6ec 156 };
frankvnk 0:c44f0314d6ec 157
frankvnk 0:c44f0314d6ec 158 typedef char *(*tFWPatches)(unsigned long *usLength);
frankvnk 0:c44f0314d6ec 159
frankvnk 0:c44f0314d6ec 160 typedef char *(*tDriverPatches)(unsigned long *usLength);
frankvnk 0:c44f0314d6ec 161
frankvnk 0:c44f0314d6ec 162 typedef char *(*tBootLoaderPatches)(unsigned long *usLength);
frankvnk 0:c44f0314d6ec 163
frankvnk 0:c44f0314d6ec 164 typedef void (*tWlanCB)(long event_type, char * data, unsigned char length );
frankvnk 0:c44f0314d6ec 165
frankvnk 0:c44f0314d6ec 166 typedef long (*tWlanReadInteruptPin)(void);
frankvnk 0:c44f0314d6ec 167
frankvnk 0:c44f0314d6ec 168 typedef void (*tWlanInterruptEnable)(void);
frankvnk 0:c44f0314d6ec 169
frankvnk 0:c44f0314d6ec 170 typedef void (*tWlanInterruptDisable)(void);
frankvnk 0:c44f0314d6ec 171
frankvnk 0:c44f0314d6ec 172 typedef void (*tWriteWlanPin)(unsigned char val);
frankvnk 0:c44f0314d6ec 173
frankvnk 0:c44f0314d6ec 174 typedef struct
frankvnk 0:c44f0314d6ec 175 {
frankvnk 1:bbcaf0b2f367 176 unsigned short usRxEventOpcode;
frankvnk 1:bbcaf0b2f367 177 unsigned short usEventOrDataReceived;
frankvnk 1:bbcaf0b2f367 178 unsigned char *pucReceivedData;
frankvnk 1:bbcaf0b2f367 179 unsigned char *pucTxCommandBuffer;
frankvnk 1:bbcaf0b2f367 180 tFWPatches sFWPatches;
frankvnk 1:bbcaf0b2f367 181 tDriverPatches sDriverPatches;
frankvnk 1:bbcaf0b2f367 182 tBootLoaderPatches sBootLoaderPatches;
frankvnk 1:bbcaf0b2f367 183 tWlanCB sWlanCB;
frankvnk 0:c44f0314d6ec 184 tWlanReadInteruptPin ReadWlanInterruptPin;
frankvnk 0:c44f0314d6ec 185 tWlanInterruptEnable WlanInterruptEnable;
frankvnk 0:c44f0314d6ec 186 tWlanInterruptDisable WlanInterruptDisable;
frankvnk 0:c44f0314d6ec 187 tWriteWlanPin WriteWlanPin;
frankvnk 1:bbcaf0b2f367 188 signed long slTransmitDataError;
frankvnk 1:bbcaf0b2f367 189 unsigned short usNumberOfFreeBuffers;
frankvnk 1:bbcaf0b2f367 190 unsigned short usSlBufferLength;
frankvnk 1:bbcaf0b2f367 191 unsigned short usBufferSize;
frankvnk 1:bbcaf0b2f367 192 unsigned short usRxDataPending;
frankvnk 1:bbcaf0b2f367 193 unsigned long NumberOfSentPackets;
frankvnk 1:bbcaf0b2f367 194 unsigned long NumberOfReleasedPackets;
frankvnk 1:bbcaf0b2f367 195 unsigned char InformHostOnTxComplete;
frankvnk 0:c44f0314d6ec 196 }sSimplLinkInformation;
frankvnk 0:c44f0314d6ec 197
frankvnk 0:c44f0314d6ec 198 extern volatile sSimplLinkInformation tSLInformation;
frankvnk 0:c44f0314d6ec 199
frankvnk 0:c44f0314d6ec 200
frankvnk 0:c44f0314d6ec 201 //*****************************************************************************
frankvnk 0:c44f0314d6ec 202 // Prototypes for the APIs.
frankvnk 0:c44f0314d6ec 203 //*****************************************************************************
frankvnk 0:c44f0314d6ec 204
frankvnk 0:c44f0314d6ec 205
frankvnk 0:c44f0314d6ec 206
frankvnk 0:c44f0314d6ec 207 //*****************************************************************************
frankvnk 0:c44f0314d6ec 208 //
frankvnk 0:c44f0314d6ec 209 //! SimpleLinkWaitEvent
frankvnk 0:c44f0314d6ec 210 //!
frankvnk 0:c44f0314d6ec 211 //! @param usOpcode command operation code
frankvnk 0:c44f0314d6ec 212 //! @param pRetParams command return parameters
frankvnk 0:c44f0314d6ec 213 //!
frankvnk 0:c44f0314d6ec 214 //! @return none
frankvnk 0:c44f0314d6ec 215 //!
frankvnk 0:c44f0314d6ec 216 //! @brief Wait for event, pass it to the hci_event_handler and
frankvnk 0:c44f0314d6ec 217 //! update the event opcode in a global variable.
frankvnk 0:c44f0314d6ec 218 //
frankvnk 0:c44f0314d6ec 219 //*****************************************************************************
frankvnk 0:c44f0314d6ec 220
frankvnk 0:c44f0314d6ec 221 extern void SimpleLinkWaitEvent(unsigned short usOpcode, void *pRetParams);
frankvnk 0:c44f0314d6ec 222
frankvnk 0:c44f0314d6ec 223 //*****************************************************************************
frankvnk 0:c44f0314d6ec 224 //
frankvnk 0:c44f0314d6ec 225 //! SimpleLinkWaitData
frankvnk 0:c44f0314d6ec 226 //!
frankvnk 0:c44f0314d6ec 227 //! @param pBuf data buffer
frankvnk 0:c44f0314d6ec 228 //! @param from from information
frankvnk 1:bbcaf0b2f367 229 //! @param fromlen from information length
frankvnk 0:c44f0314d6ec 230 //!
frankvnk 1:bbcaf0b2f367 231 //! @return none
frankvnk 1:bbcaf0b2f367 232 //!
frankvnk 1:bbcaf0b2f367 233 //! @brief Wait for data, pass it to the hci_event_handler and
frankvnk 1:bbcaf0b2f367 234 //! update in a global variable that there is data to read.
frankvnk 0:c44f0314d6ec 235 //
frankvnk 0:c44f0314d6ec 236 //*****************************************************************************
frankvnk 0:c44f0314d6ec 237
frankvnk 0:c44f0314d6ec 238 extern void SimpleLinkWaitData(unsigned char *pBuf, unsigned char *from, unsigned char *fromlen);
frankvnk 0:c44f0314d6ec 239
frankvnk 0:c44f0314d6ec 240 //*****************************************************************************
frankvnk 0:c44f0314d6ec 241 //
frankvnk 0:c44f0314d6ec 242 //! UINT32_TO_STREAM_f
frankvnk 0:c44f0314d6ec 243 //!
frankvnk 0:c44f0314d6ec 244 //! \param p pointer to the new stream
frankvnk 0:c44f0314d6ec 245 //! \param u32 pointer to the 32 bit
frankvnk 0:c44f0314d6ec 246 //!
frankvnk 1:bbcaf0b2f367 247 //! \return pointer to the new stream
frankvnk 0:c44f0314d6ec 248 //!
frankvnk 1:bbcaf0b2f367 249 //! \brief This function is used for copying 32 bit to stream
frankvnk 1:bbcaf0b2f367 250 //! while converting to little endian format.
frankvnk 0:c44f0314d6ec 251 //
frankvnk 0:c44f0314d6ec 252 //*****************************************************************************
frankvnk 0:c44f0314d6ec 253
frankvnk 0:c44f0314d6ec 254 extern unsigned char* UINT32_TO_STREAM_f (unsigned char *p, unsigned long u32);
frankvnk 0:c44f0314d6ec 255
frankvnk 0:c44f0314d6ec 256 //*****************************************************************************
frankvnk 0:c44f0314d6ec 257 //
frankvnk 0:c44f0314d6ec 258 //! UINT16_TO_STREAM_f
frankvnk 0:c44f0314d6ec 259 //!
frankvnk 0:c44f0314d6ec 260 //! \param p pointer to the new stream
frankvnk 0:c44f0314d6ec 261 //! \param u32 pointer to the 16 bit
frankvnk 0:c44f0314d6ec 262 //!
frankvnk 1:bbcaf0b2f367 263 //! \return pointer to the new stream
frankvnk 0:c44f0314d6ec 264 //!
frankvnk 1:bbcaf0b2f367 265 //! \brief This function is used for copying 16 bit to stream
frankvnk 1:bbcaf0b2f367 266 //! while converting to little endian format.
frankvnk 0:c44f0314d6ec 267 //
frankvnk 0:c44f0314d6ec 268 //*****************************************************************************
frankvnk 0:c44f0314d6ec 269
frankvnk 0:c44f0314d6ec 270 extern unsigned char* UINT16_TO_STREAM_f (unsigned char *p, unsigned short u16);
frankvnk 0:c44f0314d6ec 271
frankvnk 0:c44f0314d6ec 272 //*****************************************************************************
frankvnk 0:c44f0314d6ec 273 //
frankvnk 0:c44f0314d6ec 274 //! STREAM_TO_UINT16_f
frankvnk 0:c44f0314d6ec 275 //!
frankvnk 0:c44f0314d6ec 276 //! \param p pointer to the stream
frankvnk 0:c44f0314d6ec 277 //! \param offset offset in the stream
frankvnk 0:c44f0314d6ec 278 //!
frankvnk 1:bbcaf0b2f367 279 //! \return pointer to the new 16 bit
frankvnk 0:c44f0314d6ec 280 //!
frankvnk 1:bbcaf0b2f367 281 //! \brief This function is used for copying received stream to
frankvnk 1:bbcaf0b2f367 282 //! 16 bit in little endian format.
frankvnk 0:c44f0314d6ec 283 //
frankvnk 0:c44f0314d6ec 284 //*****************************************************************************
frankvnk 0:c44f0314d6ec 285
frankvnk 0:c44f0314d6ec 286 extern unsigned short STREAM_TO_UINT16_f(char* p, unsigned short offset);
frankvnk 0:c44f0314d6ec 287
frankvnk 0:c44f0314d6ec 288 //*****************************************************************************
frankvnk 0:c44f0314d6ec 289 //
frankvnk 0:c44f0314d6ec 290 //! STREAM_TO_UINT32_f
frankvnk 0:c44f0314d6ec 291 //!
frankvnk 0:c44f0314d6ec 292 //! \param p pointer to the stream
frankvnk 0:c44f0314d6ec 293 //! \param offset offset in the stream
frankvnk 0:c44f0314d6ec 294 //!
frankvnk 1:bbcaf0b2f367 295 //! \return pointer to the new 32 bit
frankvnk 0:c44f0314d6ec 296 //!
frankvnk 1:bbcaf0b2f367 297 //! \brief This function is used for copying received stream to
frankvnk 1:bbcaf0b2f367 298 //! 32 bit in little endian format.
frankvnk 0:c44f0314d6ec 299 //
frankvnk 0:c44f0314d6ec 300 //*****************************************************************************
frankvnk 0:c44f0314d6ec 301
frankvnk 0:c44f0314d6ec 302 extern unsigned long STREAM_TO_UINT32_f(char* p, unsigned short offset);
frankvnk 0:c44f0314d6ec 303
frankvnk 0:c44f0314d6ec 304
frankvnk 0:c44f0314d6ec 305 //*****************************************************************************
frankvnk 0:c44f0314d6ec 306 // COMMON MACROs
frankvnk 0:c44f0314d6ec 307 //*****************************************************************************
frankvnk 0:c44f0314d6ec 308
frankvnk 0:c44f0314d6ec 309
frankvnk 0:c44f0314d6ec 310 //This macro is used for copying 8 bit to stream while converting to little endian format.
frankvnk 0:c44f0314d6ec 311 #define UINT8_TO_STREAM(_p, _val) {*(_p)++ = (_val);}
frankvnk 0:c44f0314d6ec 312 //This macro is used for copying 16 bit to stream while converting to little endian format.
frankvnk 0:c44f0314d6ec 313 #define UINT16_TO_STREAM(_p, _u16) (UINT16_TO_STREAM_f(_p, _u16))
frankvnk 0:c44f0314d6ec 314 //This macro is used for copying 32 bit to stream while converting to little endian format.
frankvnk 0:c44f0314d6ec 315 #define UINT32_TO_STREAM(_p, _u32) (UINT32_TO_STREAM_f(_p, _u32))
frankvnk 0:c44f0314d6ec 316 //This macro is used for copying a specified value length bits (l) to stream while converting to little endian format.
frankvnk 0:c44f0314d6ec 317 #define ARRAY_TO_STREAM(p, a, l) {register short _i; for (_i = 0; _i < l; _i++) *(p)++ = ((unsigned char *) a)[_i];}
frankvnk 0:c44f0314d6ec 318 //This macro is used for copying received stream to 8 bit in little endian format.
frankvnk 0:c44f0314d6ec 319 #define STREAM_TO_UINT8(_p, _offset, _u8) {_u8 = (unsigned char)(*(_p + _offset));}
frankvnk 0:c44f0314d6ec 320 //This macro is used for copying received stream to 16 bit in little endian format.
frankvnk 0:c44f0314d6ec 321 #define STREAM_TO_UINT16(_p, _offset, _u16) {_u16 = STREAM_TO_UINT16_f(_p, _offset);}
frankvnk 0:c44f0314d6ec 322 //This macro is used for copying received stream to 32 bit in little endian format.
frankvnk 0:c44f0314d6ec 323 #define STREAM_TO_UINT32(_p, _offset, _u32) {_u32 = STREAM_TO_UINT32_f(_p, _offset);}
frankvnk 0:c44f0314d6ec 324 #define STREAM_TO_STREAM(p, a, l) {register short _i; for (_i = 0; _i < l; _i++) *(a)++= ((unsigned char *) p)[_i];}
frankvnk 0:c44f0314d6ec 325
frankvnk 0:c44f0314d6ec 326
frankvnk 0:c44f0314d6ec 327
frankvnk 0:c44f0314d6ec 328
frankvnk 0:c44f0314d6ec 329 //*****************************************************************************
frankvnk 0:c44f0314d6ec 330 //
frankvnk 0:c44f0314d6ec 331 // Mark the end of the C bindings section for C++ compilers.
frankvnk 0:c44f0314d6ec 332 //
frankvnk 0:c44f0314d6ec 333 //*****************************************************************************
frankvnk 0:c44f0314d6ec 334 #ifdef __cplusplus
frankvnk 0:c44f0314d6ec 335 }
frankvnk 0:c44f0314d6ec 336 #endif // __cplusplus
frankvnk 0:c44f0314d6ec 337
frankvnk 0:c44f0314d6ec 338 #endif // __COMMON_H__
frankvnk 0:c44f0314d6ec 339