Jan Korycan / WncControllerK64F

WncControllerK64F

Dependencies:   WncController

Fork of WncControllerK64F by Fred Kellerman

WncControllerK64F.cpp@0:98d149685c95, 2016-09-02 (annotated)

Committer:
fkellermavnet
Date:
Fri Sep 02 16:37:29 2016 +0000
Revision:
0:98d149685c95
Child:
13:ef379cdd57aa
Separate library for platform specific WNC controlling.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fkellermavnet 0:98d149685c95 1 /*
fkellermavnet 0:98d149685c95 2 Copyright (c) 2016 Fred Kellerman
fkellermavnet 0:98d149685c95 3
fkellermavnet 0:98d149685c95 4 Permission is hereby granted, free of charge, to any person obtaining a copy
fkellermavnet 0:98d149685c95 5 of this software and associated documentation files (the "Software"), to deal
fkellermavnet 0:98d149685c95 6 in the Software without restriction, including without limitation the rights
fkellermavnet 0:98d149685c95 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
fkellermavnet 0:98d149685c95 8 copies of the Software, and to permit persons to whom the Software is
fkellermavnet 0:98d149685c95 9 furnished to do so, subject to the following conditions:
fkellermavnet 0:98d149685c95 10
fkellermavnet 0:98d149685c95 11 The above copyright notice and this permission notice shall be included in
fkellermavnet 0:98d149685c95 12 all copies or substantial portions of the Software.
fkellermavnet 0:98d149685c95 13
fkellermavnet 0:98d149685c95 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
fkellermavnet 0:98d149685c95 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
fkellermavnet 0:98d149685c95 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
fkellermavnet 0:98d149685c95 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
fkellermavnet 0:98d149685c95 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
fkellermavnet 0:98d149685c95 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
fkellermavnet 0:98d149685c95 20 THE SOFTWARE.
fkellermavnet 0:98d149685c95 21
fkellermavnet 0:98d149685c95 22 @file WncController.cpp
fkellermavnet 0:98d149685c95 23 @purpose Controls WNC Cellular Modem
fkellermavnet 0:98d149685c95 24 @version 1.0
fkellermavnet 0:98d149685c95 25 @date July 2016
fkellermavnet 0:98d149685c95 26 @author Fred Kellerman
fkellermavnet 0:98d149685c95 27 */
fkellermavnet 0:98d149685c95 28
fkellermavnet 0:98d149685c95 29 #include "WncControllerK64F.h"
fkellermavnet 0:98d149685c95 30
fkellermavnet 0:98d149685c95 31 using namespace WncControllerK64F_fk;
fkellermavnet 0:98d149685c95 32
fkellermavnet 0:98d149685c95 33 WncControllerK64F::WncControllerK64F(struct WncGpioPinListK64F * pPins, MODSERIAL * wnc_uart, MODSERIAL * debug_uart)
fkellermavnet 0:98d149685c95 34 {
fkellermavnet 0:98d149685c95 35 m_logTimer.start(); // Start the log timer now!
fkellermavnet 0:98d149685c95 36 m_pDbgUart = debug_uart;
fkellermavnet 0:98d149685c95 37 m_pWncUart = wnc_uart;
fkellermavnet 0:98d149685c95 38 m_gpioPinList = *pPins;
fkellermavnet 0:98d149685c95 39 }
fkellermavnet 0:98d149685c95 40
fkellermavnet 0:98d149685c95 41 bool WncControllerK64F::enterWncTerminalMode(bool echoOn)
fkellermavnet 0:98d149685c95 42 {
fkellermavnet 0:98d149685c95 43 string * resp;
fkellermavnet 0:98d149685c95 44 AtCmdErr_e r = sendWncCmd("AT", &resp, 500);
fkellermavnet 0:98d149685c95 45 if (r == WNC_AT_CMD_TIMEOUT)
fkellermavnet 0:98d149685c95 46 return (false);
fkellermavnet 0:98d149685c95 47
fkellermavnet 0:98d149685c95 48 m_pDbgUart->puts("\r\nEntering WNC Terminal Mode - press <CTRL>-Q to exit!\r\n");
fkellermavnet 0:98d149685c95 49
fkellermavnet 0:98d149685c95 50 while (1) {
fkellermavnet 0:98d149685c95 51 if (m_pDbgUart->readable()) {
fkellermavnet 0:98d149685c95 52 char c = m_pDbgUart->getc();
fkellermavnet 0:98d149685c95 53 if (c == '\x11') {
fkellermavnet 0:98d149685c95 54 m_pDbgUart->puts("\r\nExiting WNC Terminal Mode!\r\n");
fkellermavnet 0:98d149685c95 55 // Cleanup in case user doesn't finish command:
fkellermavnet 0:98d149685c95 56 sendWncCmd("AT", &resp, 300);
fkellermavnet 0:98d149685c95 57 // Above AT may fail but should get WNC back in sync
fkellermavnet 0:98d149685c95 58 return (sendWncCmd("AT", &resp, 500) == WNC_AT_CMD_OK);
fkellermavnet 0:98d149685c95 59 }
fkellermavnet 0:98d149685c95 60 if (echoOn == true) {
fkellermavnet 0:98d149685c95 61 m_pDbgUart->putc(c);
fkellermavnet 0:98d149685c95 62 }
fkellermavnet 0:98d149685c95 63 m_pWncUart->putc(c);
fkellermavnet 0:98d149685c95 64 }
fkellermavnet 0:98d149685c95 65 if (m_pWncUart->readable())
fkellermavnet 0:98d149685c95 66 m_pDbgUart->putc(m_pWncUart->getc());
fkellermavnet 0:98d149685c95 67 }
fkellermavnet 0:98d149685c95 68 }
fkellermavnet 0:98d149685c95 69
fkellermavnet 0:98d149685c95 70
fkellermavnet 0:98d149685c95 71 int WncControllerK64F::putc(char c)
fkellermavnet 0:98d149685c95 72 {
fkellermavnet 0:98d149685c95 73 return (m_pWncUart->putc(c));
fkellermavnet 0:98d149685c95 74 }
fkellermavnet 0:98d149685c95 75
fkellermavnet 0:98d149685c95 76 int WncControllerK64F::puts(const char * s)
fkellermavnet 0:98d149685c95 77 {
fkellermavnet 0:98d149685c95 78 return (m_pWncUart->puts(s));
fkellermavnet 0:98d149685c95 79 }
fkellermavnet 0:98d149685c95 80
fkellermavnet 0:98d149685c95 81 char WncControllerK64F::getc(void)
fkellermavnet 0:98d149685c95 82 {
fkellermavnet 0:98d149685c95 83 return (m_pWncUart->getc());
fkellermavnet 0:98d149685c95 84 }
fkellermavnet 0:98d149685c95 85
fkellermavnet 0:98d149685c95 86 int WncControllerK64F::charReady(void)
fkellermavnet 0:98d149685c95 87 {
fkellermavnet 0:98d149685c95 88 return (m_pWncUart->readable());
fkellermavnet 0:98d149685c95 89 }
fkellermavnet 0:98d149685c95 90
fkellermavnet 0:98d149685c95 91 int WncControllerK64F::dbgWriteChar(char b)
fkellermavnet 0:98d149685c95 92 {
fkellermavnet 0:98d149685c95 93 if (m_pDbgUart != NULL)
fkellermavnet 0:98d149685c95 94 return (m_pDbgUart->putc(b));
fkellermavnet 0:98d149685c95 95 else
fkellermavnet 0:98d149685c95 96 return (0);
fkellermavnet 0:98d149685c95 97 }
fkellermavnet 0:98d149685c95 98
fkellermavnet 0:98d149685c95 99 int WncControllerK64F::dbgWriteChars(const char * b)
fkellermavnet 0:98d149685c95 100 {
fkellermavnet 0:98d149685c95 101 if (m_pDbgUart != NULL)
fkellermavnet 0:98d149685c95 102 return (m_pDbgUart->puts(b));
fkellermavnet 0:98d149685c95 103 else
fkellermavnet 0:98d149685c95 104 return (0);
fkellermavnet 0:98d149685c95 105 }
fkellermavnet 0:98d149685c95 106
fkellermavnet 0:98d149685c95 107 bool WncControllerK64F::initWncModem(uint8_t powerUpTimeoutSecs)
fkellermavnet 0:98d149685c95 108 {
fkellermavnet 0:98d149685c95 109 // Hard reset the modem (doesn't go through
fkellermavnet 0:98d149685c95 110 // the signal level translator)
fkellermavnet 0:98d149685c95 111 *m_gpioPinList.mdm_reset = 0;
fkellermavnet 0:98d149685c95 112
fkellermavnet 0:98d149685c95 113 // disable signal level translator (necessary
fkellermavnet 0:98d149685c95 114 // for the modem to boot properly). All signals
fkellermavnet 0:98d149685c95 115 // except mdm_reset go through the level translator
fkellermavnet 0:98d149685c95 116 // and have internal pull-up/down in the module. While
fkellermavnet 0:98d149685c95 117 // the level translator is disabled, these pins will
fkellermavnet 0:98d149685c95 118 // be in the correct state.
fkellermavnet 0:98d149685c95 119 *m_gpioPinList.shield_3v3_1v8_sig_trans_ena = 0;
fkellermavnet 0:98d149685c95 120
fkellermavnet 0:98d149685c95 121 // While the level translator is disabled and ouptut pins
fkellermavnet 0:98d149685c95 122 // are tristated, make sure the inputs are in the same state
fkellermavnet 0:98d149685c95 123 // as the WNC Module pins so that when the level translator is
fkellermavnet 0:98d149685c95 124 // enabled, there are no differences.
fkellermavnet 0:98d149685c95 125 *m_gpioPinList.mdm_uart2_rx_boot_mode_sel = 1; // UART2_RX should be high
fkellermavnet 0:98d149685c95 126 *m_gpioPinList.mdm_power_on = 0; // powr_on should be low
fkellermavnet 0:98d149685c95 127 *m_gpioPinList.mdm_wakeup_in = 1; // wake-up should be high
fkellermavnet 0:98d149685c95 128 *m_gpioPinList.mdm_uart1_cts = 0; // indicate that it is ok to send
fkellermavnet 0:98d149685c95 129
fkellermavnet 0:98d149685c95 130 // Now, wait for the WNC Module to perform its initial boot correctly
fkellermavnet 0:98d149685c95 131 waitMs(1000);
fkellermavnet 0:98d149685c95 132
fkellermavnet 0:98d149685c95 133 // The WNC module initializes comms at 115200 8N1 so set it up
fkellermavnet 0:98d149685c95 134 m_pWncUart->baud(115200);
fkellermavnet 0:98d149685c95 135
fkellermavnet 0:98d149685c95 136 //Now, enable the level translator, the input pins should now be the
fkellermavnet 0:98d149685c95 137 //same as how the M14A module is driving them with internal pull ups/downs.
fkellermavnet 0:98d149685c95 138 //When enabled, there will be no changes in these 4 pins...
fkellermavnet 0:98d149685c95 139 *m_gpioPinList.shield_3v3_1v8_sig_trans_ena = 1;
fkellermavnet 0:98d149685c95 140
fkellermavnet 0:98d149685c95 141 return (waitForPowerOnModemToRespond(powerUpTimeoutSecs));
fkellermavnet 0:98d149685c95 142 }
fkellermavnet 0:98d149685c95 143
fkellermavnet 0:98d149685c95 144 void WncControllerK64F::waitMs(int t)
fkellermavnet 0:98d149685c95 145 {
fkellermavnet 0:98d149685c95 146 wait_ms(t);
fkellermavnet 0:98d149685c95 147 }
fkellermavnet 0:98d149685c95 148
fkellermavnet 0:98d149685c95 149 void WncControllerK64F::waitUs(int t)
fkellermavnet 0:98d149685c95 150 {
fkellermavnet 0:98d149685c95 151 wait_ms(t);
fkellermavnet 0:98d149685c95 152 }
fkellermavnet 0:98d149685c95 153
fkellermavnet 0:98d149685c95 154 int WncControllerK64F::getLogTimerTicks(void)
fkellermavnet 0:98d149685c95 155 {
fkellermavnet 0:98d149685c95 156 return (m_logTimer.read_us());
fkellermavnet 0:98d149685c95 157 }
fkellermavnet 0:98d149685c95 158
fkellermavnet 0:98d149685c95 159 void WncControllerK64F::startTimerA(void)
fkellermavnet 0:98d149685c95 160 {
fkellermavnet 0:98d149685c95 161 m_timerA.start();
fkellermavnet 0:98d149685c95 162 m_timerA.reset();
fkellermavnet 0:98d149685c95 163 }
fkellermavnet 0:98d149685c95 164
fkellermavnet 0:98d149685c95 165 void WncControllerK64F::stopTimerA(void)
fkellermavnet 0:98d149685c95 166 {
fkellermavnet 0:98d149685c95 167 m_timerA.stop();
fkellermavnet 0:98d149685c95 168 }
fkellermavnet 0:98d149685c95 169
fkellermavnet 0:98d149685c95 170 int WncControllerK64F::getTimerTicksA_mS(void)
fkellermavnet 0:98d149685c95 171 {
fkellermavnet 0:98d149685c95 172 return (m_timerA.read_ms());
fkellermavnet 0:98d149685c95 173 }
fkellermavnet 0:98d149685c95 174
fkellermavnet 0:98d149685c95 175 void WncControllerK64F::startTimerB(void)
fkellermavnet 0:98d149685c95 176 {
fkellermavnet 0:98d149685c95 177 m_timerB.start();
fkellermavnet 0:98d149685c95 178 m_timerB.reset();
fkellermavnet 0:98d149685c95 179 }
fkellermavnet 0:98d149685c95 180
fkellermavnet 0:98d149685c95 181 void WncControllerK64F::stopTimerB(void)
fkellermavnet 0:98d149685c95 182 {
fkellermavnet 0:98d149685c95 183 m_timerB.stop();
fkellermavnet 0:98d149685c95 184 }
fkellermavnet 0:98d149685c95 185
fkellermavnet 0:98d149685c95 186 int WncControllerK64F::getTimerTicksB_mS(void)
fkellermavnet 0:98d149685c95 187 {
fkellermavnet 0:98d149685c95 188 return (m_timerB.read_ms());
fkellermavnet 0:98d149685c95 189 }