Revision 0:a53877d0ea3d, committed 2012-04-08
- Comitter:
- suupen
- Date:
- Sun Apr 08 03:46:12 2012 +0000
- Commit message:
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SoundSPI.cpp Sun Apr 08 03:46:12 2012 +0000
@@ -0,0 +1,467 @@
+/***********************************************************************/
+/* */
+/* Sound.cpp */
+/* */
+/* misoOutput - digtalOutput de sound syuturyoku suru library */
+/***********************************************************************/
+#define _SOUND_C
+
+#include "types.h"
+#include "mbed.h"
+#include "math.h"
+#include "SoundSPI.h"
+
+LocalFileSystem local("local");
+
+/*******************************************************************
+* syokika
+*******************************************************************/
+Sound::Sound(PinName pwm, PinName kijun) : _pwm(pwm, NC, NC), _kijun(kijun){
+ /***********************
+ * kido ji no yobidasi
+ ***********************/
+ sound_timer.attach_us(this, &Sound::pulseCheck, Z_pulseCheckSyuuki); // oto no hakei syuturyoku check time
+
+ hatuon_jikan.start(); // 1tu no oto no hatuon jikan kakunin
+
+ _pwm.format(Z_pwmBunkaino, 0);
+// _pwm.frequency((1000000 /Z_pwmSyuuki) * 16);
+ _pwm.frequency(1500000);
+
+ _pwm.write(0x0000);
+ _kijun = 0;
+
+
+ keikajikan = 0; // 1tu no oto no keikajikan
+
+ F_pwmSet = 0; // 0:zenhan hansyuuki 1:kohan hansyuuki wo request
+ C_syuukiKeika = 0;
+ f_muonSet = 0; // muon ji no sound_out() syori wo kurikaesu no wo fusegu
+
+}
+
+
+
+/*****************************************
+* analog output
+* siji : syuturyoku siji (0.0 - 1.0) absolute
+* fugo : syuturyoku fugo 0:+ 1:-
+*****************************************/
+void Sound::sound_out(float siji, int8_t fugo){
+
+ // siji no atai wo fugo ga minus no toki hanten
+ if(fugo == 1){siji = 1.0 - siji;}
+ _kijun = fugo;
+
+ // pwm sijichi no henkan siji:float(0.0 - 1.0) kara sijibit:uint8_t(0 - 16), siji_miso:uint16_t(0x0000, 0x0001, 0x0003, ... ,0xFFFE, 0xFFFF)
+ uint8_t sijibit = uint8_t(siji * Z_pwmBunkaino); // 0.0 - 1.0 wo 0 - 16(Z_pwmBunkaino) ni henkan
+ uint16_t siji_miso = 0;
+ for(uint8_t i = 0; i < sijibit; i++){
+ siji_miso = siji_miso << 1;
+ siji_miso |= 0x0001;
+ }
+
+ D_SPIpwm = siji_miso;
+// _pwm.write(siji_miso); // 2tuizyo sound out settei site ,interrupt no nakade renzoku de pwm set wo suruto bousou suru.
+
+}
+/*****************************************
+* sound hakei pwm output
+* time interrupt
+*****************************************/
+void Sound::pulseCheck(void) {
+
+// uint32_t static C_syuukiKeika = 0;
+// uint8_t static f_muonSet = 0; // muon ji no sound_out() syori wo kurikaesu no wo fusegu
+// uint8_t static F_pwmSet = 0; // 0:zenhan hansyuuki 1:kohan hansyuuki wo request
+
+ float D_soundOut; // syuturyoku suru sinpuku chi (0.0 - 1.0)
+
+ if (O_sound.syuuki != 0) {
+ f_muonSet = 1;
+ // sound ari
+ if (C_syuukiKeika < (O_sound.syuuki / 2.0)) {
+ // zenhan han syuuki
+ if (F_pwmSet == 0) {
+ F_pwmSet = 1;
+
+ D_soundOut = (float)pow(((double)O_sound.envelope / O_sound.shokichienvelope), 2.0);
+ sound_out(D_soundOut, 0);
+ }
+ C_syuukiKeika += Z_pulseCheckSyuuki;
+ } else if (C_syuukiKeika < O_sound.syuuki) {
+ // kohan han syuuki
+ if (F_pwmSet == 1) {
+ F_pwmSet = 2;
+
+ D_soundOut = (float)pow(((double)O_sound.envelope / O_sound.shokichienvelope) , 2.0);
+ sound_out(D_soundOut, 1);
+ }
+ C_syuukiKeika += Z_pulseCheckSyuuki;
+
+
+ } else {
+ // jikai syuuki settei
+ F_pwmSet = 0;
+ C_syuukiKeika = 0;
+ }
+
+ // envelope jikan no kosin
+ if (O_sound.envelope > Z_pulseCheckSyuuki) {
+ O_sound.envelope -= Z_pulseCheckSyuuki;
+ } else {
+ O_sound.envelope = 0;
+ sound_out(0.0, 0);
+ }
+ }
+ else{
+ sound_out(0.0, 0);
+
+
+
+ }
+
+ _pwm.write(D_SPIpwm); // 2tuizyo sound out settei site ,interrupt no nakade renzoku de pwm set wo suruto bousou suru.
+
+ //*************************************************
+ // 1ms syuuki syori
+ //*************************************************
+ C_1msProcess++;
+ if((C_1msProcess * Z_pulseCheckSyuuki) > 1000){
+ C_1msProcess = 0;
+ sound_ensoSyori();
+ }
+}
+
+
+/******************************************************************************
+Name : sound_sound()
+Parameters : sound_t .hanon
+ : .onkai
+ : .time : hatuon jikan(1/1 [ms]/count)
+ : .envelope : yoin (1/1 [ms]/count)
+Returns : none
+Description : hitotu no oto no syuturyoku
+******************************************************************************/
+//*************************
+// oto jyotai check
+// ture : oto ari chu
+// false: oto nasi chu
+//*************************
+bool Sound::sound_sound(void){
+ if (hatuon_jikan.read_ms() < keikajikan){
+ return(true);
+ }
+ else{
+ return(false);
+ }
+}
+
+//*************************
+// oto syuturyoku
+//*************************
+void Sound::sound_sound(sound_t data) {
+
+ uint8_t onkai;
+ uint8_t okutabu;
+ uint8_t kaicho;
+
+// oto no frequency // do re mi fa so ra si
+const uint16_t DT_onkaiHzN[3][7] = {// C1 D1 E1 F1 G1 A1 B1 // frequency (1/1 [Hz]/count)
+ {30.8677, 34.6478, 38.8909, 41.2034, 46.2493, 51.9131, 58.2705}, // b
+ {32.7032, 36.7081, 41.2034, 43.6535, 48.9994, 55.0000, 61.7354}, // nomal
+ {34.6478, 38.8909, 43.6535, 46.2493, 51.9131, 58.2705, 65.4064}, // #
+ };
+
+
+ // onkai data kara DT_onkaiHzN[][koko] "koko" no number ni henkan
+ // 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F
+ const uint8_t DT_onkaiTrans[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 5, 6, 0, 1, 2, 3};
+
+
+ // tugi no hatuon siji
+ onkai = data.onkai;
+
+ okutabu = onkai & 0x0f;
+ kaicho = DT_onkaiTrans[(onkai & 0xf0) >> 4];
+
+ switch (onkai) {
+ case 0x00:
+ // enso chu (tugi no hatuon nasi settei)
+ // case 0xff to onaji syori
+ case 0xff:
+ // enso syuryo
+ O_sound.syuuki = 0; // muon
+ break;
+ default:
+ // enso chu & tugi no hatuon settei)
+ O_sound.syuuki = 1000000 / (DT_onkaiHzN[data.hanon][kaicho] * (pow(2.0, ((double)okutabu - 1))));
+ O_sound.envelope = data.envelope * 1000;
+ O_sound.shokichienvelope = data.envelope * 1000;
+ break;
+ }
+
+ // oto no syuturyoku jikan timer restart
+ hatuon_jikan.reset();
+ keikajikan = data.time;
+}
+
+/******************************************************************************
+Name : sound_ensoSyori()
+Parameters : none
+Returns : none
+Description : enso ji no tugino onpu data syutoku
+******************************************************************************/
+void Sound::sound_ensoSyori(void) {
+
+ // enso data settei
+ if((sound_sound() == false) // oto no syuturyoku jikan hantei
+ && (onpu != NULL) // enso chu ka wo kakunin // 120115 bug fix
+ ){
+ // tugi no onpu data syutoku
+ sound_t data = *onpu;
+ if(data.onkai == 0xff){
+ onpu = NULL;
+ }
+ else{
+ // tugi no hatuon siji
+ sound_sound(data);
+ onpu++;
+ }
+
+ }
+
+}
+
+
+
+
+/******************************************************************************
+Name : sound_enso()
+Parameters : -
+Returns : -
+Description : -
+******************************************************************************/
+//***********************************************************
+// load enso data(mbed drive)
+// Parameter : "/local/enso.txt" (data name = enso.txt)
+//***********************************************************
+bool Sound::sound_enso(char *path) {
+ int32_t ans;
+
+ // file open
+ FILE *stm = fopen(path,"r");
+ if(stm == NULL){
+ return (false);
+ }
+
+ // enso data set
+ uint8_t i = 0;
+ do{
+ ans = fscanf(stm, "%x%d%d", &enso[i].onkai, &enso[i].time, &enso[i].envelope);
+ i++;
+
+ }while((ans != EOF) & (i < 100));
+
+ fclose(stm);
+
+ ensoDataTable = enso;
+
+ return (true);
+}
+
+//***********************************************************************
+// load enso data(program data table)
+// Parameter : (Sound::sound_t*)DEMEKIN (data table name = DEMEKIN)
+//***********************************************************************
+void Sound::sound_enso(Sound::sound_t* onpudata) {
+ ensoDataTable = onpudata;
+}
+
+
+//*************************
+// enso jyotai check
+// ture : enso chu
+// false: enso syuryo
+//*************************
+bool Sound::sound_enso(void) {
+ bool ans;
+
+ if(onpu != NULL){
+ ans = true;
+ }
+ else{
+ ans = false;
+ }
+ return (ans);
+}
+
+//*******************
+// enso start / stop
+// true : start
+// false: stop
+//*******************
+void Sound::sound_enso(bool siji){
+ if(siji == true){
+ hatuon_jikan.reset(); // 120108 bug fix
+ keikajikan = 0; // 120115 bug fix
+ onpu = (sound_t*)ensoDataTable;
+ }
+ else{
+ onpu = NULL;
+ }
+}
+
+
+
+
+
+/******************************************************************************
+Name : enso data sample
+Parameters : -
+Returns : -
+Description : -
+******************************************************************************/
+/*
+//------------------------------
+// "demekin no uta" merody data
+//------------------------------
+ const sound_t DEMEKIN[] = {
+ // onkai,hatuon jikan[ms]
+ {1,0xC5,600,500}, // de
+ {1,0xE5,600,500}, // me
+ {1,0x95,600,500}, // kin
+ {1,0x00,600,500},
+
+ {1,0xC5,600,500}, // de
+ {1,0xE5,600,500}, // me
+ {1,0x95,600,500}, // kin
+ {1,0x00,600,500},
+
+ {1,0xC5,600,500}, // de
+ {1,0xE5,600,500}, // me
+ {1,0x95,600,500}, // kin
+ {1,0x95,600,500}, // no
+ {1,0x95,150,500}, // shi
+ {1,0x00,900,500},
+ {1,0xE5,750,500}, // po
+ {1,0x00,450,500},
+
+ {1,0xC5,600,500}, // de
+ {1,0xE5,600,500}, // me
+ {1,0x95,600,500}, // kin
+ {1,0x00,600,500},
+
+ {1,0xC5,600,500}, // de
+ {1,0xE5,600,500}, // me
+ {1,0x95,600,500}, // kin
+ {1,0x00,600,500},
+
+ {1,0x95,600,500}, // ju
+ {1,0xE5,600,500}, // go
+ {1,0xD5,600,500}, // n
+ {1,0xC5,600,500}, // no
+ {1,0xE5,150,500}, // shi
+ {1,0x00,900,500},
+ {1,0xC5,750,500}, // po
+ {1,0x00,1350,500},
+
+ {1,0xFF,0,0}, // end
+
+ };
+
+//---------------------------------
+// "westminster chime" merody data
+//---------------------------------
+ const sound_t WESTMINSTER[] = {
+ // onkai,hatuon jikan[ms]
+ {1,0xA4,1200,1000},
+ {1,0xF4,1200,1000},
+ {1,0x94,1200,1000},
+ {1,0xC4,2400,1000},
+
+ {1,0xC4,1200,1000},
+ {1,0x94,1200,1000},
+ {1,0xA4,1200,1000},
+ {1,0xF4,2400,1000},
+
+
+ {1,0xFF,0,0}, // end
+ };
+
+//------------------------------
+// "ramen chime" merody data
+//------------------------------
+ const sound_t RAMEN[] = {
+ // onkai,hatuon jikan[ms]
+ {1,0xC5,300,500},
+ {1,0xD5,300,500},
+ {1,0xE5,1200,500},
+ {1,0xD5,600,500},
+ {1,0xC5,1200,500},
+
+ {1,0xC5,300,500},
+ {1,0xD5,300,500},
+ {1,0xE5,300,500},
+ {1,0xD5,300,500},
+ {1,0xC5,300,500},
+ {1,0xD5,1800,500},
+
+
+ {1,0xFF,0,0}, // end
+ };
+*/
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SoundSPI.h Sun Apr 08 03:46:12 2012 +0000
@@ -0,0 +1,246 @@
+/* mbed Sound Library
+ * Copyright (c) 2011 suupen
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/***********************************************************************/
+/* */
+/* Sound.h */
+/* */
+/* V0.1 : 2012/xx/xx */
+/***********************************************************************/
+#ifndef _SOUND_H
+#define _SOUND_H
+
+#include <string>
+#include "types.h"
+
+
+/** Sound output control class, based on a PwmOut
+*
+* Example:
+* @code
+* // Output tone and merody
+*
+* #include "mbed.h"
+* #include "Sound.h" // sound library header
+*
+* Sound sound(p21, p10); // 1tu me no sound syuturyoku (pwmOut = p21, digitalOut = p10)
+*
+*
+* <scematic>
+*
+* -------- _/
+* mbed(p21) -----|R:200ohm|----| | speaker
+* pwmOut -------- | |
+* | |
+* mbed(p10) -------------------|_|
+* digitalOut \
+*
+* //--------------------------------
+* // "westminster chime" merody data
+* //--------------------------------
+* const Sound::sound_t WESTMINSTER[] = {
+* // hanon siji 0:b(flat) 1:tujo 2:#(sharp)
+* // | C1 - B9 kan deno onkai(Gx ha 9x ni okikae te siji) 0xFF=end data
+* // | | time (1/1[ms]/count)
+* // | | | envelope(yoin) (1/1 [ms]/count)
+* // | | | |
+* {1,0xA4,1200,1000},
+* {1,0xF4,1200,1000},
+* {1,0x94,1200,1000},
+* {1,0xC4,2400,1000},
+*
+* {1,0xC4,1200,1000},
+* {1,0x94,1200,1000},
+* {1,0xA4,1200,1000},
+* {1,0xF4,2400,1000},
+*
+* {1,0xFF,1000,0}, // end
+* };
+*
+* /--------------------------------------
+* * main
+* /---------------------------------------
+* int main() {
+*
+* //---------------------
+* // enso data no settei
+* //---------------------
+* // sound.sound_enso("/local/enso.txt"); // mbed local file data "enso.txt" load (sita ni data no rei wo oite oku)
+* sound.sound_enso((Sound::sound_t*)WESTMINSTER);
+*
+* //---------------------------------------------------
+* // output tone
+* //---------------------------------------------------
+* // tone1
+* Sound::sound_t oto = {1,0x95,200,100};
+* sound.sound_sound(oto);
+* while(sound.sound_sound() == true){}
+*
+* // tone2
+* oto.hanon = 1; oto.onkai = 0xA5; oto.time = 2000; oto.envelope = 1000;
+* sound.sound_sound(oto);
+* while(sound.sound_sound() == true){}
+*
+* //---------------
+* // output merody
+* //--------------
+* sound.sound_enso(true);
+*
+* while(1) {
+* }
+*}
+*
+* @endcode
+*/
+
+
+
+
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+
+
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+
+
+
+
+
+class Sound {
+public:
+
+/** tone data struct
+*
+* @param uint8_t hanon : hanon siji 0:b(flat) 1:tujo 2:#(sharp)
+* @param uint16_t onkai : C1 - B9 kan deno onkai(Gx ha 9x ni okikae te siji) 0x00:hatuon teisi 0xFF:enso syuryo
+* @param uint16_t time : hatuon jikan (1/1 [ms]/count)
+* @param uint16_t envelope : yoin(envelope) jikan (1/1 [ms]/count)
+*/
+typedef struct {
+ uint8_t hanon; // hanon siji 0:b(flat) 1:tujo 2:#(sharp)
+ uint16_t onkai; // C1 - B9 kan deno onkai(Gx ha 9x ni okikae te siji)
+ // 0x00:hatuon teisi 0xFF:enso syuryo
+ uint16_t time; // hatuon jikan (1/1 [ms]/count)
+ uint16_t envelope; // yoin(envelope) jikan (1/1 [ms]/count)
+} sound_t;
+
+/*
+// hanon no menber
+enum{
+ Z_hanonF = 0, // b
+ Z_hanonN , // tujo
+ Z_hanonS, // #
+};
+*/
+
+ /** Create a sound object connected to the specified PwmOut pin & DigitalOut pin
+ *
+ * @param pin PwmOut pin to connect to
+ * @param pin DigitalOut pin to connect to
+ */
+ Sound(PinName pwm , PinName kijun);
+
+ /** Check tone
+ *
+ * @param return A bool ture : output
+ * \\false: none
+ */
+ bool sound_sound(void); // oto no syuturyoku jotai wo kakunin
+ // true : oto ari false : oto nasi
+ /** output tone
+ *
+ * @param sound_t data : tone data set
+ */
+ void sound_sound(sound_t data); // oto no syuturyoku
+ // para : oto no data
+
+ /** merody data set (file data)
+ *
+ * @param merody data file path and name (example : "/local/merodyFileName.txt")
+ */
+ bool sound_enso(char *path); // enso data wo file kara yomikomi
+ // true : data kakunou OK false: data kakunou NG
+ /** merody data set (data table)
+ *
+ * @param merody data table name (example : "(Sound::sound_t*)WESTMINSTER")
+ */
+ void sound_enso(Sound::sound_t* onpudata); // enso data wo program no data table kara yomikomi
+
+ /** check merody
+ *
+ * @param raturn ture:merody output //false:merody stop
+ */
+ bool sound_enso(void); // enso jyotai check
+ // true : enso chu false : enso shuryo
+ /** request merody start or stop
+ *
+ * @param ture:start merody //false:stop merody
+ */
+ void sound_enso(bool siji); // enso start / stop
+ // true : enso start false : enso stop
+
+//protected:
+private:
+ SPI _pwm;
+ DigitalOut _kijun;
+
+ Ticker sound_timer;
+ Timer hatuon_jikan;
+
+
+#define Z_pwmSyuuki (1) // PWM syuuki (1/1[us]/count) syokichi = 1
+#define Z_pwmBunkaino (16) // PWM bunkaino (1/1 [count]/count) 0:PWM=0% - 15:PWM=100% (SPI miso output bit(16bit)
+#define Z_pulseCheckSyuuki (20) // puls check syuuki (1/1 [us]/count) syokichi = 20 (10us ika deha pwm settei ga ijo ni naru)
+
+
+typedef struct{
+ uint32_t syuuki; // oto no syuuki no count suu wo kioku (1/1 [us]/count)
+ uint32_t jikan; // oto no syuturyoku jikan wo kanri (1/1 [us]/count)
+ uint32_t envelope; // envelope counter 0 - 1000000[us](1[s])
+ uint32_t shokichienvelope; // shokichi envelope counter 0 - 1000000[us](1[s])
+} soundout_t;
+
+
+soundout_t O_sound; // oto no syuturyoku pwm data
+
+sound_t enso[100]; // mbed drive no enso data kakuno yo
+sound_t *ensoDataTable; // enso data no sento address kioku
+
+ void sound_out(float siji, int8_t fugo);
+ void pulseCheck(void);
+ uint8_t F_pwmSet; // 0:zenhan hansyuuki 1:kohan hansyuuki wo request
+ uint32_t C_syuukiKeika;
+ uint8_t f_muonSet; // muon ji no sound_out() syori wo kurikaesu no wo fusegu
+ uint32_t C_1msProcess; // 1ms syuuki syori counter (Z_pulseCheckSyuuki/1 [us]/count))
+ uint16_t D_SPIpwm; // SPI pwm no output data pwm 0 = 0x0000, pwm 1/15 = 0x0001, pwm 2/15 = 0x0003, ... , pwm 14/15 = 0x7FFF, pwm 15/15 = 0xFFFF
+
+
+ void sound_ensoSyori(void);
+ int keikajikan; // 1tu no oto no keikajikan
+ sound_t* onpu; // onpu data no sento address
+
+
+};
+
+
+#undef _SOUND_C
+#endif // _SOUND_H
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/types.h Sun Apr 08 03:46:12 2012 +0000
@@ -0,0 +1,114 @@
+/*----------------------------------------------------------------------------*/
+/* File Information */
+/*----------------------------------------------------------------------------*/
+/* Name : types.h */
+/* Type : C Programming Language Header */
+/*----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+
+#ifndef __TYPES_H__
+#define __TYPES_H__
+
+#include "stdint.h"
+/*
+typedef char int8_t;
+typedef unsigned char uint8_t;
+typedef signed short int16_t;
+typedef unsigned short uint16_t;
+typedef signed int int32_t;
+typedef unsigned int uint32_t;
+typedef signed long long int64_t;
+typedef unsigned long long uint64_t;
+*/
+//typedef bool bool_t;
+typedef enum{TRUE, FALSE} bool_t;
+
+//=========================================================================
+// byte bit access
+//=========================================================================
+typedef union{ // BYTE�^(BYTE/NIBBLE/BIT access)
+ uint8_t byte; // Byte access
+ struct{ // Nibble����
+ uint8_t lo : 4; // lower(Bit0 - 3)
+ uint8_t hi : 4; // upper(Bit4 - 7)
+ }nibble;
+ struct{ // Bit access
+ uint8_t b0 : 1; // Bit0
+ uint8_t b1 : 1; // Bit1
+ uint8_t b2 : 1; // Bit2
+ uint8_t b3 : 1; // Bit3
+ uint8_t b4 : 1; // Bit4
+ uint8_t b5 : 1; // Bit5
+ uint8_t b6 : 1; // Bit6
+ uint8_t b7 : 1; // Bit7
+ }bits;
+}byte_t;
+
+//=========================================================================
+// word bit access
+//=========================================================================
+typedef union{ // WORD�^(WORD/BYTE/NIBBLE/BIT access)
+ uint16_t word; // Word access
+ struct{ // Byte access
+ uint8_t b0; // upper byte
+ uint8_t b1; // lower byte
+ }byte;
+ struct { // Nibble access
+ uint8_t n0 : 4; // lower byte low(Bit 0 - 3)
+ uint8_t n1 : 4; // lower byte up (Bit 4 - 7)
+ uint8_t n2 : 4; // upper byte low(Bit 8 - 11)
+ uint8_t n3 : 4; // upper byte up (Bit12 - 15)
+ }nibble;
+ struct{ // Bit acces
+ uint8_t b0 : 1; // Bit0
+ uint8_t b1 : 1; // Bit1
+ uint8_t b2 : 1; // Bit2
+ uint8_t b3 : 1; // Bit3
+ uint8_t b4 : 1; // Bit4
+ uint8_t b5 : 1; // Bit5
+ uint8_t b6 : 1; // Bit6
+ uint8_t b7 : 1; // Bit7
+ uint8_t b8 : 1; // Bit8
+ uint8_t b9 : 1; // Bit9
+ uint8_t b10: 1; // Bit10
+ uint8_t b11: 1; // Bit11
+ uint8_t b12: 1; // Bit12
+ uint8_t b13: 1; // Bit13
+ uint8_t b14: 1; // Bit14
+ uint8_t b15: 1; // Bit15
+ }bits;
+}word_t;
+
+
+//=========================================================================
+// ascii code
+//=========================================================================
+#define Z_NUL (0x00)
+#define Z_SOH (0x01)
+#define Z_STX (0x02)
+#define Z_ETX (0x03)
+#define Z_EOT (0x04)
+#define Z_ENQ (0x05)
+#define Z_ACK (0x06)
+#define Z_BEL (0x07)
+
+#define Z_BS (0x08)
+#define Z_HT (0x09)
+#define Z_LF (0x0A)
+#define Z_HM (0x0B)
+#define Z_FF (0x0C)
+#define Z_CR (0x0D)
+#define Z_SO (0x0E)
+#define Z_SI (0x0F)
+
+#define Z_DLE (0x10)
+#define Z_DC1 (0x11)
+#define Z_DC2 (0x12)
+#define Z_DC3 (0x13)
+#define Z_DC4 (0x14)
+#define Z_NAK (0x15)
+#define Z_SYN (0x16)
+#define Z_ETB (0x17)
+
+
+#endif /* __TYPES_H__*/
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