140 lines
3.9 KiB
C++
140 lines
3.9 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "opentx.h"
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struct t_voice Voice ;
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void pushPrompt(uint16_t value)
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{
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#ifdef SIMU
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TRACE("playFile(\"%04d.ad4\")", value);
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#endif
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struct t_voice *vptr;
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vptr = voiceaddress();
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if (vptr->VoiceQueueCount < VOICE_Q_LENGTH) {
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vptr->VoiceQueue[vptr->VoiceQueueInIndex++] = value;
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vptr->VoiceQueueInIndex &= (VOICE_Q_LENGTH - 1);
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vptr->VoiceQueueCount += 1;
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}
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}
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void pushCustomPrompt(uint8_t value)
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{
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pushPrompt(PROMPT_CUSTOM_BASE + value);
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}
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void pushNumberPrompt(uint8_t value)
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{
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pushPrompt(PROMPT_I18N_BASE + value);
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}
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struct t_voice *voiceaddress()
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{
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return &Voice ;
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}
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void t_voice::voice_process(void)
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{
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if (Backlight)
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VoiceLatch |= BACKLIGHT_BIT;
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else
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VoiceLatch &= ~BACKLIGHT_BIT;
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if (VoiceState == V_IDLE) {
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PORTB |= (1 << OUT_B_LIGHT); // Latch clock high
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if (VoiceQueueCount) {
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VoiceSerial = VoiceQueue[VoiceQueueOutIndex++];
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VoiceQueueOutIndex &= (VOICE_Q_LENGTH - 1);
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VoiceQueueCount -= 1;
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VoiceTimer = 17;
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if (VoiceSerial & 0x8000) { // Looking for sound volume 1F0-1F7
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VoiceTimer = 40;
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}
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VoiceLatch &= ~VOICE_CLOCK_BIT & ~VOICE_DATA_BIT ;
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if (VoiceSerial & 0x8000) {
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VoiceLatch |= VOICE_DATA_BIT;
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}
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PORTA_LCD_DAT = VoiceLatch ; // Latch data set
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PORTB &= ~(1<<OUT_B_LIGHT) ; // Latch clock low
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VoiceCounter = 31;
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VoiceState = V_CLOCKING;
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}
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else {
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PORTA_LCD_DAT = VoiceLatch; // Latch data set
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PORTB &= ~(1 << OUT_B_LIGHT); // Latch clock low
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}
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}
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else if (VoiceState == V_STARTUP) {
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PORTB |= (1<<OUT_B_LIGHT) ; // Latch clock high
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VoiceLatch |= VOICE_CLOCK_BIT | VOICE_DATA_BIT ;
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PORTA_LCD_DAT = VoiceLatch ; // Latch data set
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if (g_blinkTmr10ms > 60) { // Give module 1.4 secs to initialise
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VoiceState = V_WAIT_START_BUSY_OFF ;
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}
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PORTB &= ~(1<<OUT_B_LIGHT) ; // Latch clock low
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}
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else if (VoiceState != V_CLOCKING) {
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uint8_t busy;
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PORTA_LCD_DAT = VoiceLatch; // Latch data set
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PORTB |= (1 << OUT_B_LIGHT); // Drive high,pullup enabled
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DDRB &= ~(1 << OUT_B_LIGHT); // Change to input
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// delay to allow input to settle
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asm(" rjmp 1f");
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asm("1:");
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asm(" nop");
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asm(" rjmp 1f");
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asm("1:");
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busy = PINB & 0x80;
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DDRB |= (1 << OUT_B_LIGHT); // Change to output
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// The next bit guarantees the backlight output gets clocked out
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if (VoiceState == V_WAIT_BUSY_ON) { // check for busy processing here
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if (busy == 0) { // Busy is active
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VoiceState = V_WAIT_BUSY_OFF;
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}
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else {
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if (--VoiceTimer == 0) {
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VoiceState = V_WAIT_BUSY_OFF;
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}
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}
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}
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else if (VoiceState == V_WAIT_BUSY_OFF) { // check for busy processing here
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if (busy) { // Busy is inactive
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VoiceTimer = 3;
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VoiceState = V_WAIT_BUSY_DELAY;
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}
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}
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else if (VoiceState == V_WAIT_BUSY_DELAY) {
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if (--VoiceTimer == 0) {
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VoiceState = V_IDLE;
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}
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}
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else if (VoiceState == V_WAIT_START_BUSY_OFF) { // check for busy processing here
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if (busy) { // Busy is inactive
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VoiceTimer = 20 ;
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VoiceState = V_WAIT_BUSY_DELAY ;
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}
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}
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PORTB &= ~(1 << OUT_B_LIGHT); // Latch clock low
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}
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}
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