Tyler Davis / WncControllerK64F

modified to get more signal info

Dependencies:   WncControllerModified

Fork of WncControllerK64F by Avnet

WncControllerK64F.cpp@30:11d88f24cde3, 2017-04-06 (annotated)

Committer:
jmf
Date:
Thu Apr 06 21:43:07 2017 -0400
Revision:
30:11d88f24cde3
Parent:
29:76e8acbafc80
Child:
31:d9558aefb9e0
...

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jmf 30:11d88f24cde3 1 /*
jmf 30:11d88f24cde3 2 Copyright (c) 2016 Fred Kellerman
jmf 30:11d88f24cde3 3
jmf 30:11d88f24cde3 4 Permission is hereby granted, free of charge, to any person obtaining a copy
jmf 30:11d88f24cde3 5 of this software and associated documentation files (the "Software"), to deal
jmf 30:11d88f24cde3 6 in the Software without restriction, including without limitation the rights
jmf 30:11d88f24cde3 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
jmf 30:11d88f24cde3 8 copies of the Software, and to permit persons to whom the Software is
jmf 30:11d88f24cde3 9 furnished to do so, subject to the following conditions:
jmf 30:11d88f24cde3 10
jmf 30:11d88f24cde3 11 The above copyright notice and this permission notice shall be included in
jmf 30:11d88f24cde3 12 all copies or substantial portions of the Software.
jmf 30:11d88f24cde3 13
jmf 30:11d88f24cde3 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
jmf 30:11d88f24cde3 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
jmf 30:11d88f24cde3 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
jmf 30:11d88f24cde3 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
jmf 30:11d88f24cde3 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
jmf 30:11d88f24cde3 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
jmf 30:11d88f24cde3 20 THE SOFTWARE.
jmf 30:11d88f24cde3 21
jmf 30:11d88f24cde3 22 @file WncControllerK64F.cpp
jmf 30:11d88f24cde3 23 @purpose Contains K64F and mbed specifics to control the WNC modem using the WncController base class.
jmf 30:11d88f24cde3 24 @version 1.0
jmf 30:11d88f24cde3 25 @date July 2016
jmf 30:11d88f24cde3 26 @author Fred Kellerman
jmf 30:11d88f24cde3 27 */
jmf 30:11d88f24cde3 28
jmf 30:11d88f24cde3 29 #include "WncControllerK64F.h"
jmf 30:11d88f24cde3 30
jmf 30:11d88f24cde3 31 using namespace WncControllerK64F_fk;
jmf 30:11d88f24cde3 32
jmf 30:11d88f24cde3 33 WncControllerK64F::WncControllerK64F(struct WncGpioPinListK64F * pPins, Serial * wnc_uart, Serial * debug_uart)
jmf 30:11d88f24cde3 34 {
jmf 30:11d88f24cde3 35 m_logTimer.start(); // Start the log timer now!
jmf 30:11d88f24cde3 36 m_pDbgUart = debug_uart;
jmf 30:11d88f24cde3 37 m_pWncUart = wnc_uart;
jmf 30:11d88f24cde3 38 m_gpioPinList = *pPins;
jmf 30:11d88f24cde3 39 }
jmf 30:11d88f24cde3 40
jmf 30:11d88f24cde3 41 bool WncControllerK64F::enterWncTerminalMode(Serial * pUart, bool echoOn)
jmf 30:11d88f24cde3 42 {
jmf 30:11d88f24cde3 43 if (pUart == NULL)
jmf 30:11d88f24cde3 44 return (false); // Need a uart!
jmf 30:11d88f24cde3 45
jmf 30:11d88f24cde3 46 string * resp;
jmf 30:11d88f24cde3 47 AtCmdErr_e r = sendWncCmd("AT", &resp, 500);
jmf 30:11d88f24cde3 48 if (r == WNC_AT_CMD_TIMEOUT)
jmf 30:11d88f24cde3 49 return (false);
jmf 30:11d88f24cde3 50
jmf 30:11d88f24cde3 51 pUart->puts("\r\nEntering WNC Terminal Mode - press <CTRL>-Q to exit!\r\n");
jmf 30:11d88f24cde3 52
jmf 30:11d88f24cde3 53 while (1) {
jmf 30:11d88f24cde3 54 if (pUart->readable()) {
jmf 30:11d88f24cde3 55 char c = pUart->getc();
jmf 30:11d88f24cde3 56 if (c == '\x11') {
jmf 30:11d88f24cde3 57 pUart->puts("\r\nExiting WNC Terminal Mode!\r\n");
jmf 30:11d88f24cde3 58 // Cleanup in case user doesn't finish command:
jmf 30:11d88f24cde3 59 sendWncCmd("AT", &resp, 300);
jmf 30:11d88f24cde3 60 // Above AT may fail but should get WNC back in sync
jmf 30:11d88f24cde3 61 return (sendWncCmd("AT", &resp, 500) == WNC_AT_CMD_OK);
jmf 30:11d88f24cde3 62 }
jmf 30:11d88f24cde3 63 if (echoOn == true) {
jmf 30:11d88f24cde3 64 pUart->putc(c);
jmf 30:11d88f24cde3 65 }
jmf 30:11d88f24cde3 66 m_pWncUart->putc(c);
jmf 30:11d88f24cde3 67 }
jmf 30:11d88f24cde3 68 if (m_pWncUart->readable())
jmf 30:11d88f24cde3 69 pUart->putc(m_pWncUart->getc());
jmf 30:11d88f24cde3 70 }
jmf 30:11d88f24cde3 71 }
jmf 30:11d88f24cde3 72
jmf 30:11d88f24cde3 73 int WncControllerK64F::putc(char c)
jmf 30:11d88f24cde3 74 {
jmf 30:11d88f24cde3 75 return (m_pWncUart->putc(c));
jmf 30:11d88f24cde3 76 }
jmf 30:11d88f24cde3 77
jmf 30:11d88f24cde3 78 int WncControllerK64F::puts(const char * s)
jmf 30:11d88f24cde3 79 {
jmf 30:11d88f24cde3 80 return (m_pWncUart->puts(s));
jmf 30:11d88f24cde3 81 }
jmf 30:11d88f24cde3 82
jmf 30:11d88f24cde3 83 char WncControllerK64F::getc(void)
jmf 30:11d88f24cde3 84 {
jmf 30:11d88f24cde3 85 return (m_pWncUart->getc());
jmf 30:11d88f24cde3 86 }
jmf 30:11d88f24cde3 87
jmf 30:11d88f24cde3 88 int WncControllerK64F::charReady(void)
jmf 30:11d88f24cde3 89 {
jmf 30:11d88f24cde3 90 return (m_pWncUart->readable());
jmf 30:11d88f24cde3 91 }
jmf 30:11d88f24cde3 92
jmf 30:11d88f24cde3 93 int WncControllerK64F::dbgWriteChar(char b)
jmf 30:11d88f24cde3 94 {
jmf 30:11d88f24cde3 95 if (m_pDbgUart != NULL)
jmf 30:11d88f24cde3 96 return (m_pDbgUart->putc(b));
jmf 30:11d88f24cde3 97 else
jmf 30:11d88f24cde3 98 return (0);
jmf 30:11d88f24cde3 99 }
jmf 30:11d88f24cde3 100
jmf 30:11d88f24cde3 101 int WncControllerK64F::dbgWriteChars(const char * b)
jmf 30:11d88f24cde3 102 {
jmf 30:11d88f24cde3 103 if (m_pDbgUart != NULL)
jmf 30:11d88f24cde3 104 return (m_pDbgUart->puts(b));
jmf 30:11d88f24cde3 105 else
jmf 30:11d88f24cde3 106 return (0);
jmf 30:11d88f24cde3 107 }
jmf 30:11d88f24cde3 108
jmf 30:11d88f24cde3 109 bool WncControllerK64F::initWncModem(uint8_t powerUpTimeoutSecs)
jmf 30:11d88f24cde3 110 {
jmf 30:11d88f24cde3 111 // Hard reset the modem (doesn't go through
jmf 30:11d88f24cde3 112 // the signal level translator)
jmf 30:11d88f24cde3 113 *m_gpioPinList.mdm_reset = 0;
jmf 30:11d88f24cde3 114
jmf 30:11d88f24cde3 115 // disable signal level translator (necessary
jmf 30:11d88f24cde3 116 // for the modem to boot properly). All signals
jmf 30:11d88f24cde3 117 // except mdm_reset go through the level translator
jmf 30:11d88f24cde3 118 // and have internal pull-up/down in the module. While
jmf 30:11d88f24cde3 119 // the level translator is disabled, these pins will
jmf 30:11d88f24cde3 120 // be in the correct state.
jmf 30:11d88f24cde3 121 *m_gpioPinList.shield_3v3_1v8_sig_trans_ena = 0;
jmf 30:11d88f24cde3 122
jmf 30:11d88f24cde3 123 // While the level translator is disabled and ouptut pins
jmf 30:11d88f24cde3 124 // are tristated, make sure the inputs are in the same state
jmf 30:11d88f24cde3 125 // as the WNC Module pins so that when the level translator is
jmf 30:11d88f24cde3 126 // enabled, there are no differences.
jmf 30:11d88f24cde3 127 *m_gpioPinList.mdm_uart2_rx_boot_mode_sel = 1; // UART2_RX should be high
jmf 30:11d88f24cde3 128 *m_gpioPinList.mdm_power_on = 0; // powr_on should be low
jmf 30:11d88f24cde3 129 *m_gpioPinList.mdm_wakeup_in = 1; // wake-up should be high
jmf 30:11d88f24cde3 130 *m_gpioPinList.mdm_uart1_cts = 0; // indicate that it is ok to send
jmf 30:11d88f24cde3 131
jmf 30:11d88f24cde3 132 // Now, wait for the WNC Module to perform its initial boot correctly
jmf 30:11d88f24cde3 133 waitMs(1000);
jmf 30:11d88f24cde3 134
jmf 30:11d88f24cde3 135 // The WNC module initializes comms at 115200 8N1 so set it up
jmf 30:11d88f24cde3 136 m_pWncUart->baud(115200);
jmf 30:11d88f24cde3 137
jmf 30:11d88f24cde3 138 //Now, enable the level translator, the input pins should now be the
jmf 30:11d88f24cde3 139 //same as how the M14A module is driving them with internal pull ups/downs.
jmf 30:11d88f24cde3 140 //When enabled, there will be no changes in these 4 pins...
jmf 30:11d88f24cde3 141 *m_gpioPinList.shield_3v3_1v8_sig_trans_ena = 1;
jmf 30:11d88f24cde3 142
jmf 30:11d88f24cde3 143 bool res = waitForPowerOnModemToRespond(powerUpTimeoutSecs);
jmf 30:11d88f24cde3 144
jmf 30:11d88f24cde3 145 // Toggle wakeup to prevent future dropped 'A' of "AT", this was
jmf 30:11d88f24cde3 146 // suggested by ATT.
jmf 30:11d88f24cde3 147 if (res == true) {
jmf 30:11d88f24cde3 148 dbgPuts("\r\nToggling Wakeup...");
jmf 30:11d88f24cde3 149 waitMs(20);
jmf 30:11d88f24cde3 150 *m_gpioPinList.mdm_wakeup_in = 0;
jmf 30:11d88f24cde3 151 waitMs(2000);
jmf 30:11d88f24cde3 152 *m_gpioPinList.mdm_wakeup_in = 1;
jmf 30:11d88f24cde3 153 waitMs(20);
jmf 30:11d88f24cde3 154 dbgPuts("Toggling complete.");
jmf 30:11d88f24cde3 155 }
jmf 30:11d88f24cde3 156
jmf 30:11d88f24cde3 157 return (res);
jmf 30:11d88f24cde3 158 }
jmf 30:11d88f24cde3 159
jmf 30:11d88f24cde3 160 void WncControllerK64F::waitMs(int t)
jmf 30:11d88f24cde3 161 {
jmf 30:11d88f24cde3 162 wait_ms(t);
jmf 30:11d88f24cde3 163 }
jmf 30:11d88f24cde3 164
jmf 30:11d88f24cde3 165 void WncControllerK64F::waitUs(int t)
jmf 30:11d88f24cde3 166 {
jmf 30:11d88f24cde3 167 wait_ms(t);
jmf 30:11d88f24cde3 168 }
jmf 30:11d88f24cde3 169
jmf 30:11d88f24cde3 170 int WncControllerK64F::getLogTimerTicks(void)
jmf 30:11d88f24cde3 171 {
jmf 30:11d88f24cde3 172 return (m_logTimer.read_us());
jmf 30:11d88f24cde3 173 }
jmf 30:11d88f24cde3 174
jmf 30:11d88f24cde3 175 void WncControllerK64F::startTimerA(void)
jmf 30:11d88f24cde3 176 {
jmf 30:11d88f24cde3 177 m_timerA.start();
jmf 30:11d88f24cde3 178 m_timerA.reset();
jmf 30:11d88f24cde3 179 }
jmf 30:11d88f24cde3 180
jmf 30:11d88f24cde3 181 void WncControllerK64F::stopTimerA(void)
jmf 30:11d88f24cde3 182 {
jmf 30:11d88f24cde3 183 m_timerA.stop();
jmf 30:11d88f24cde3 184 }
jmf 30:11d88f24cde3 185
jmf 30:11d88f24cde3 186 int WncControllerK64F::getTimerTicksA_mS(void)
jmf 30:11d88f24cde3 187 {
jmf 30:11d88f24cde3 188 return (m_timerA.read_ms());
jmf 30:11d88f24cde3 189 }
jmf 30:11d88f24cde3 190
jmf 30:11d88f24cde3 191 void WncControllerK64F::startTimerB(void)
jmf 30:11d88f24cde3 192 {
jmf 30:11d88f24cde3 193 m_timerB.start();
jmf 30:11d88f24cde3 194 m_timerB.reset();
jmf 30:11d88f24cde3 195 }
jmf 30:11d88f24cde3 196
jmf 30:11d88f24cde3 197 void WncControllerK64F::stopTimerB(void)
jmf 30:11d88f24cde3 198 {
jmf 30:11d88f24cde3 199 m_timerB.stop();
jmf 30:11d88f24cde3 200 }
jmf 30:11d88f24cde3 201
jmf 30:11d88f24cde3 202 int WncControllerK64F::getTimerTicksB_mS(void)
jmf 30:11d88f24cde3 203 {
jmf 30:11d88f24cde3 204 return (m_timerB.read_ms());
jmf 30:11d88f24cde3 205 }
jmf 30:11d88f24cde3 206