David Fletcher / Mbed 2 deprecated cc3100_Test_websock_Camera_CM4F

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Dependencies:   mbed

simplelink/cc3100_spi.cpp@19:3dd3e7f30f8b, 2015-09-10 (annotated)

Committer:
dflet
Date:
Thu Sep 10 17:56:09 2015 +0000
Revision:
19:3dd3e7f30f8b
Parent:
17:acc075ff3fcb 
Solved part of the problem with spi, looks like there is maybe a fault with the Seeed Arch Max, fault or by design i don't know, program seems to work fine on an STMF32407I (Waveshare) baord.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dflet 0:50cedd586816 1 /*
dflet 0:50cedd586816 2 * spi.cpp mbed
dflet 0:50cedd586816 3 *
dflet 0:50cedd586816 4 * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
dflet 0:50cedd586816 5 *
dflet 0:50cedd586816 6 *
dflet 0:50cedd586816 7 * Redistribution and use in source and binary forms, with or without
dflet 0:50cedd586816 8 * modification, are permitted provided that the following conditions
dflet 0:50cedd586816 9 * are met:
dflet 0:50cedd586816 10 *
dflet 0:50cedd586816 11 * Redistributions of source code must retain the above copyright
dflet 0:50cedd586816 12 * notice, this list of conditions and the following disclaimer.
dflet 0:50cedd586816 13 *
dflet 0:50cedd586816 14 * Redistributions in binary form must reproduce the above copyright
dflet 0:50cedd586816 15 * notice, this list of conditions and the following disclaimer in the
dflet 0:50cedd586816 16 * documentation and/or other materials provided with the
dflet 0:50cedd586816 17 * distribution.
dflet 0:50cedd586816 18 *
dflet 0:50cedd586816 19 * Neither the name of Texas Instruments Incorporated nor the names of
dflet 0:50cedd586816 20 * its contributors may be used to endorse or promote products derived
dflet 0:50cedd586816 21 * from this software without specific prior written permission.
dflet 0:50cedd586816 22 *
dflet 0:50cedd586816 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
dflet 0:50cedd586816 24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
dflet 0:50cedd586816 25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
dflet 0:50cedd586816 26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
dflet 0:50cedd586816 27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
dflet 0:50cedd586816 28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
dflet 0:50cedd586816 29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
dflet 0:50cedd586816 30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
dflet 0:50cedd586816 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
dflet 0:50cedd586816 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
dflet 0:50cedd586816 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
dflet 0:50cedd586816 34 *
dflet 0:50cedd586816 35 */
dflet 0:50cedd586816 36
dflet 0:50cedd586816 37 #include "cc3100_simplelink.h"
dflet 0:50cedd586816 38 #include "cc3100_spi.h"
dflet 0:50cedd586816 39 #include "cli_uart.h"
dflet 0:50cedd586816 40
dflet 0:50cedd586816 41 #include "osi.h"
dflet 0:50cedd586816 42 #include "portmacro.h"
dflet 0:50cedd586816 43 #include "projdefs.h"
dflet 0:50cedd586816 44
dflet 0:50cedd586816 45 OsiMsgQ_t g_PBQueue; /*Message Queue*/
dflet 0:50cedd586816 46 uint32_t g_publishCount;
dflet 0:50cedd586816 47
dflet 0:50cedd586816 48 namespace mbed_cc3100 {
dflet 0:50cedd586816 49
dflet 0:50cedd586816 50 P_EVENT_HANDLER pIraEventHandler = 0;
dflet 0:50cedd586816 51 uint8_t IntIsMasked;
dflet 0:50cedd586816 52
dflet 0:50cedd586816 53 cc3100_spi::cc3100_spi(PinName button1_irq, PinName button2_irq, PinName cc3100_irq, PinName cc3100_nHIB, PinName cc3100_cs, SPI cc3100_spi, cc3100_driver &driver)
dflet 0:50cedd586816 54 : /*_sw1_irq(button1_irq), _sw2_irq(button2_irq),*/ _wlan_irq(cc3100_irq), _wlan_nHIB(cc3100_nHIB), _wlan_cs(cc3100_cs), _wlan_spi(cc3100_spi), _driver(driver)
dflet 0:50cedd586816 55 {
dflet 0:50cedd586816 56
dflet 19:3dd3e7f30f8b 57 _wlan_spi.format(8,0);//Note: 8 bit Mode 0
dflet 17:acc075ff3fcb 58 _wlan_spi.frequency(12000000);
dflet 0:50cedd586816 59 _wlan_irq.rise(this, &cc3100_spi::IntSpiGPIOHandler); //_SlDrvRxIrqHandler is called from IntSpiGPIOHandler
dflet 0:50cedd586816 60 // _sw1_irq.rise(this, &cc3100_spi::buttonHandler_1);
dflet 0:50cedd586816 61 // _sw2_irq.rise(this, &cc3100_spi::buttonHandler_2);
dflet 0:50cedd586816 62 _wlan_nHIB = 0;
dflet 0:50cedd586816 63 _wlan_cs = 1;
dflet 15:5433f9d94cd7 64 wait_ms(100);
dflet 0:50cedd586816 65
dflet 0:50cedd586816 66
dflet 0:50cedd586816 67 }
dflet 0:50cedd586816 68
dflet 0:50cedd586816 69 cc3100_spi::~cc3100_spi()
dflet 0:50cedd586816 70 {
dflet 0:50cedd586816 71
dflet 0:50cedd586816 72 }
dflet 0:50cedd586816 73
dflet 0:50cedd586816 74 int cc3100_spi::spi_Close(Fd_t fd)
dflet 0:50cedd586816 75 {
dflet 0:50cedd586816 76
dflet 0:50cedd586816 77 // Disable WLAN Interrupt ...
dflet 0:50cedd586816 78 cc3100_InterruptDisable();
dflet 0:50cedd586816 79
dflet 19:3dd3e7f30f8b 80 return 0;
dflet 0:50cedd586816 81 }
dflet 0:50cedd586816 82
dflet 0:50cedd586816 83 void cc3100_spi::button1_InterruptDisable()
dflet 0:50cedd586816 84 {
dflet 0:50cedd586816 85 // _sw1_irq.rise(NULL);
dflet 0:50cedd586816 86 wait_ms(1);
dflet 0:50cedd586816 87 }
dflet 0:50cedd586816 88
dflet 0:50cedd586816 89 void cc3100_spi::button2_InterruptDisable()
dflet 0:50cedd586816 90 {
dflet 0:50cedd586816 91 // _sw2_irq.rise(NULL);
dflet 0:50cedd586816 92 wait_ms(1);
dflet 0:50cedd586816 93 }
dflet 0:50cedd586816 94
dflet 0:50cedd586816 95 void cc3100_spi::button1_InterruptEnable()
dflet 0:50cedd586816 96 {
dflet 0:50cedd586816 97 // _sw1_irq.rise(this, &cc3100_spi::buttonHandler_1);
dflet 0:50cedd586816 98 }
dflet 0:50cedd586816 99
dflet 0:50cedd586816 100 void cc3100_spi::button2_InterruptEnable()
dflet 0:50cedd586816 101 {
dflet 0:50cedd586816 102 // _sw2_irq.rise(this, &cc3100_spi::buttonHandler_2);
dflet 0:50cedd586816 103 }
dflet 0:50cedd586816 104
dflet 0:50cedd586816 105 void cc3100_spi::cc3100_InterruptEnable()
dflet 0:50cedd586816 106 {
dflet 0:50cedd586816 107 _wlan_irq.rise(this, &cc3100_spi::IntSpiGPIOHandler);
dflet 0:50cedd586816 108 }
dflet 0:50cedd586816 109
dflet 0:50cedd586816 110 void cc3100_spi::cc3100_InterruptDisable()
dflet 0:50cedd586816 111 {
dflet 0:50cedd586816 112 _wlan_irq.rise(NULL);
dflet 0:50cedd586816 113 }
dflet 0:50cedd586816 114
dflet 0:50cedd586816 115 void cc3100_spi::CC3100_disable()
dflet 0:50cedd586816 116 {
dflet 0:50cedd586816 117 _wlan_nHIB = 0;
dflet 0:50cedd586816 118 }
dflet 0:50cedd586816 119
dflet 0:50cedd586816 120 void cc3100_spi::CC3100_enable()
dflet 0:50cedd586816 121 {
dflet 0:50cedd586816 122
dflet 0:50cedd586816 123 _wlan_nHIB = 1;
dflet 0:50cedd586816 124 }
dflet 0:50cedd586816 125
dflet 0:50cedd586816 126 Fd_t cc3100_spi::spi_Open(int8_t *ifName, uint32_t flags)
dflet 0:50cedd586816 127 {
dflet 0:50cedd586816 128
dflet 0:50cedd586816 129 // Enable WLAN interrupt
dflet 0:50cedd586816 130 cc3100_InterruptEnable();
dflet 0:50cedd586816 131
dflet 19:3dd3e7f30f8b 132 return 0;
dflet 0:50cedd586816 133 }
dflet 0:50cedd586816 134
dflet 0:50cedd586816 135 int cc3100_spi::spi_Write(Fd_t fd, uint8_t *pBuff, int len)
dflet 0:50cedd586816 136 {
dflet 0:50cedd586816 137 int len_to_return = len;
dflet 17:acc075ff3fcb 138
dflet 0:50cedd586816 139 _wlan_cs = 0;
dflet 19:3dd3e7f30f8b 140 // wait_us(10);
dflet 0:50cedd586816 141 while(len) {
dflet 0:50cedd586816 142 _wlan_spi.write(*pBuff++);
dflet 0:50cedd586816 143 len--;
dflet 0:50cedd586816 144 }
dflet 19:3dd3e7f30f8b 145 // wait_us(10);
dflet 0:50cedd586816 146 _wlan_cs = 1;
dflet 0:50cedd586816 147
dflet 0:50cedd586816 148 return len_to_return;
dflet 0:50cedd586816 149 }
dflet 0:50cedd586816 150
dflet 0:50cedd586816 151 int cc3100_spi::spi_Read(Fd_t fd, uint8_t *pBuff, int len)
dflet 0:50cedd586816 152 {
dflet 0:50cedd586816 153 int i = 0;
dflet 17:acc075ff3fcb 154
dflet 0:50cedd586816 155 _wlan_cs = 0;
dflet 19:3dd3e7f30f8b 156 // wait_us(10);
dflet 0:50cedd586816 157 for (i = 0; i < len; i++) {
dflet 0:50cedd586816 158 pBuff[i] = _wlan_spi.write(0xFF);
dflet 0:50cedd586816 159 }
dflet 19:3dd3e7f30f8b 160 // wait_us(10);
dflet 0:50cedd586816 161 _wlan_cs = 1;
dflet 0:50cedd586816 162 return len;
dflet 0:50cedd586816 163 }
dflet 0:50cedd586816 164
dflet 0:50cedd586816 165 void cc3100_spi::IntSpiGPIOHandler(void)
dflet 0:50cedd586816 166 {
dflet 17:acc075ff3fcb 167
dflet 0:50cedd586816 168 if(_wlan_irq){
dflet 0:50cedd586816 169 _driver._SlDrvRxIrqHandler(0);
dflet 0:50cedd586816 170 }
dflet 0:50cedd586816 171 }
dflet 0:50cedd586816 172
dflet 0:50cedd586816 173 /*!
dflet 0:50cedd586816 174 \brief register an interrupt handler for the host IRQ
dflet 0:50cedd586816 175
dflet 0:50cedd586816 176 \param[in] InterruptHdl - pointer to interrupt handler function
dflet 0:50cedd586816 177
dflet 0:50cedd586816 178 \param[in] pValue - pointer to a memory strcuture that is
dflet 0:50cedd586816 179 passed to the interrupt handler.
dflet 0:50cedd586816 180
dflet 0:50cedd586816 181 \return upon successful registration, the function shall return 0.
dflet 0:50cedd586816 182 Otherwise, -1 shall be returned
dflet 0:50cedd586816 183
dflet 0:50cedd586816 184 \sa
dflet 0:50cedd586816 185 \note If there is already registered interrupt handler, the
dflet 0:50cedd586816 186 function should overwrite the old handler with the new one
dflet 0:50cedd586816 187 \warning
dflet 0:50cedd586816 188 */
dflet 0:50cedd586816 189 int cc3100_spi::registerInterruptHandler(P_EVENT_HANDLER InterruptHdl , void* pValue)
dflet 0:50cedd586816 190 {
dflet 0:50cedd586816 191
dflet 0:50cedd586816 192 pIraEventHandler = InterruptHdl;
dflet 0:50cedd586816 193 return 0;
dflet 0:50cedd586816 194 }
dflet 0:50cedd586816 195
dflet 0:50cedd586816 196 /*!
dflet 0:50cedd586816 197 \brief Unmasks the Host IRQ
dflet 0:50cedd586816 198
dflet 0:50cedd586816 199 \param[in] none
dflet 0:50cedd586816 200
dflet 0:50cedd586816 201 \return none
dflet 0:50cedd586816 202
dflet 0:50cedd586816 203 \warning
dflet 0:50cedd586816 204 */
dflet 0:50cedd586816 205 void cc3100_spi::UnMaskIntHdlr()
dflet 0:50cedd586816 206 {
dflet 0:50cedd586816 207 IntIsMasked = FALSE;
dflet 0:50cedd586816 208 }
dflet 0:50cedd586816 209
dflet 0:50cedd586816 210 /*!
dflet 0:50cedd586816 211 \brief Masks the Host IRQ
dflet 0:50cedd586816 212
dflet 0:50cedd586816 213 \param[in] none
dflet 0:50cedd586816 214
dflet 0:50cedd586816 215 \return none
dflet 0:50cedd586816 216
dflet 0:50cedd586816 217 \warning
dflet 0:50cedd586816 218 */
dflet 0:50cedd586816 219 void cc3100_spi::MaskIntHdlr()
dflet 0:50cedd586816 220 {
dflet 0:50cedd586816 221 IntIsMasked = TRUE;
dflet 0:50cedd586816 222 }
dflet 0:50cedd586816 223
dflet 0:50cedd586816 224 /*!
dflet 0:50cedd586816 225 \brief Handles the button press 1 on the MCU
dflet 0:50cedd586816 226 and updates the queue with relevant action.
dflet 0:50cedd586816 227
dflet 0:50cedd586816 228 \param none
dflet 0:50cedd586816 229
dflet 0:50cedd586816 230 \return none
dflet 0:50cedd586816 231 */
dflet 0:50cedd586816 232 void cc3100_spi::buttonHandler_1(void)
dflet 0:50cedd586816 233 {
dflet 0:50cedd586816 234 int32_t rv = 0;
dflet 0:50cedd586816 235 button1_InterruptDisable();
dflet 0:50cedd586816 236 osi_messages var;
dflet 0:50cedd586816 237
dflet 0:50cedd586816 238 g_publishCount++;
dflet 0:50cedd586816 239
dflet 0:50cedd586816 240 var = PUSH_BUTTON_1_PRESSED;
dflet 0:50cedd586816 241
dflet 0:50cedd586816 242 rv = osi_MsgQWrite(&g_PBQueue, &var, OSI_NO_WAIT);
dflet 0:50cedd586816 243 if(rv < 0){
dflet 0:50cedd586816 244 Uart_Write((uint8_t*)"Messsage queue failed\r\n");
dflet 0:50cedd586816 245 }
dflet 0:50cedd586816 246
dflet 0:50cedd586816 247 }
dflet 0:50cedd586816 248
dflet 0:50cedd586816 249 /*!
dflet 0:50cedd586816 250 \brief Handles the button press 2 on the MCU
dflet 0:50cedd586816 251 and updates the queue with relevant action.
dflet 0:50cedd586816 252
dflet 0:50cedd586816 253 \param none
dflet 0:50cedd586816 254
dflet 0:50cedd586816 255 \return none
dflet 0:50cedd586816 256 */
dflet 0:50cedd586816 257 void cc3100_spi::buttonHandler_2(void)
dflet 0:50cedd586816 258 {
dflet 0:50cedd586816 259 int32_t rv = 0;
dflet 0:50cedd586816 260 button2_InterruptDisable();
dflet 0:50cedd586816 261 osi_messages var;
dflet 0:50cedd586816 262
dflet 0:50cedd586816 263 g_publishCount++;
dflet 0:50cedd586816 264
dflet 0:50cedd586816 265 var = PUSH_BUTTON_2_PRESSED;
dflet 0:50cedd586816 266
dflet 0:50cedd586816 267 rv = osi_MsgQWrite(&g_PBQueue, &var, OSI_NO_WAIT);
dflet 0:50cedd586816 268 if(rv < 0){
dflet 0:50cedd586816 269 Uart_Write((uint8_t*)"Messsage queue failed\r\n");
dflet 0:50cedd586816 270 }
dflet 0:50cedd586816 271
dflet 0:50cedd586816 272 }
dflet 0:50cedd586816 273
dflet 0:50cedd586816 274 }//namespace mbed_cc3100
dflet 0:50cedd586816 275
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