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M5ATOM_Matrix_HT16K33-788AS_03.ino
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M5ATOM_Matrix_HT16K33-788AS_03.ino
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// NORA Badge M5Atom Version
// NORA-T001 / HT16K33-788AS Board
// Adafruit LED Matrix backpacks
// NimBLE library version
#include <M5Atom.h>
// Import libraries (NimBLE for Arduino)
#include <NimBLEDevice.h>
#include <string.h>
#include "NoraPeri.h"
// Import libraries (I2C Adafruit LED Matrix backpacks)
#include <Wire.h>
#include <Adafruit_GFX.h>
#include "Adafruit_LEDBackpack.h"
#include <misakiUTF16.h> // for example
Adafruit_8x16matrix matrix = Adafruit_8x16matrix();
Adafruit_8x16matrix matrix1 = Adafruit_8x16matrix();
#define SCREENS 4 // LED Matrixカスケード接続数
// B1144format Header
#define ONE_CHAR_SIZE 11 //1文字分の文字データサイズ
#define MAX_WRITE_LENGTH 16 //BLE Writeデータ最大サイズ
/* 左、右、固定スクロール対応 Y.Iida */
#define MODE_LEFT 0
#define MODE_RIGHT 1
#define MAXSCREENS 4 // 最大接続数
static uint8_t buf[8*MAXSCREENS];
uint8_t* MAX7219_getBuffer() {
return buf;
}
static NimBLEUUID ledService(BLE_SERVICE_UUID);
static NimBLEUUID ledCharService(BLE_CHARACTERISTIC_SERVICE_UUID);
static NimBLEUUID ledCharData(BLE_CHARACTERISTIC_DATA_UUID);
// create switch characteristic
unsigned char num = 16; //
int MaxWriteLen = 16; //Write受信サイズ
unsigned char LED_ReceiveValue[16] = ""; //Write受信データ
int LED_ReceiveLength = 0; //Write受信データサイズ
int ConcateCount = 0; //Write連結数(ヘッダ含む)
uint8_t LED_payload[1408] = {}; //ペイロード配列
unsigned int B1122_CharLength = 0; //ペイロードの文字数
unsigned int B1122_PayloadLines = 0; //ペーロード自体の数
unsigned int MAX7219__CharLength = 0; //ペイロードの文字数(LEDボード入力用)
bool isWritting = false; //Writeイベント発生フラグ
int margecount = 0; //マージ用ループカウンター
int PayloadLineCounter = 0; //ペイロードカウント
int SurplusLength = 0; //文字格納余り
int WritePayloadSize = 0; //ペーロードのサイズ ( 11 * 文字数 )
uint8_t MAX7219__payload[1024] = {}; //文字配列(LED出力用)
uint8_t display_Flash = 1; //フラッシュ(点滅)設定
uint8_t display_Marqee = 0; //マーキー設定
uint8_t display_speed_mode = 0x80; //表示スピード(1-8)＆モード
uint8_t save_Flash = 0; //フラッシュ(点滅)設定
uint8_t save_Marqee = 1; //マーキー設定
uint8_t save_speed_mode = 0x71; //表示スピード＆モード
int blanklength = 32;
class MyServerCallbacks: public NimBLEServerCallbacks {
void onConnect(NimBLEServer* pServer, ble_gap_conn_desc* desc) {
Serial.print("connected from: ");
Serial.print(NimBLEAddress(desc->peer_id_addr).toString().c_str());
Serial.println("");
};
void onDisconnect(NimBLEServer* pServer) {
Serial.println("disconnected");
}
};
class switchCharacteristicWritten: public NimBLECharacteristicCallbacks {
void onRead(NimBLECharacteristic *characteristic) {
Serial.println(F("Characteristic read:"));
}
void onWrite(NimBLECharacteristic *characteristic) {
Serial.println(F("Characteristic write:"));
//Write受信データサイズ
LED_ReceiveLength = characteristic->getValue().length();
//Writeデータ最大サイズ(16)回ループ
LED_ReceiveValue[16] = {};
memset(LED_ReceiveValue, '¥0', sizeof(LED_ReceiveValue));
for(int loopcount = 0; loopcount < 16; loopcount++){
LED_ReceiveValue[loopcount] = characteristic->getValue().data()[loopcount];
}
//ヘッダとペイロード切り分け、ヘッダは必要部分だけ抽出。ペイロードは配列に格納。
if (LED_ReceiveValue[0] == 0x77) {
isWritting = true;
ConcateCount = 0;
PayloadLineCounter = 0;
save_Flash = LED_ReceiveValue[6];
save_Marqee = LED_ReceiveValue[7];
save_speed_mode = LED_ReceiveValue[8];
//DebugLEDOnOff();
//ヘッダ抽出 ※後で配列でなく変数にする。
} else {
//Debug
//DebugLEDOnOff();
//ヘッダ抽出続き
if(ConcateCount == 1){
//ヘッダから文字数を取得
B1122_CharLength = LED_ReceiveValue[1];
//ペーロードのサイズを算出 ( 文字数 * 11 )
WritePayloadSize = B1122_CharLength * ONE_CHAR_SIZE;
//ペイロードの数 16byteのペイロードの数を算出
//文字データ数(文字数x11Byte) / 16 + 1(あまりが出た時)
B1122_PayloadLines = WritePayloadSize / MAX_WRITE_LENGTH;
SurplusLength = WritePayloadSize % MAX_WRITE_LENGTH;
if( SurplusLength != 0){
B1122_PayloadLines = B1122_PayloadLines + 1;
}
//配列初期化(文字数 x 11)
//LED_payload[WritePayloadSize] = {};
memset(LED_payload, '¥0', sizeof(LED_payload));
//ペイロード格納
} else if (ConcateCount >= 4) {
//最終行のあまりがでるまでPayloadをマージ格納
for(margecount = 0; margecount < MAX_WRITE_LENGTH; margecount++){
//ペイロードカウントがMAXペイロード数未満
if((PayloadLineCounter < B1122_PayloadLines)){
LED_payload[(PayloadLineCounter * MAX_WRITE_LENGTH) + margecount] = LED_ReceiveValue[margecount];
} else {
//最後のPayload
//ループカウンタがデータが埋まってるところまでデータ移行
if(margecount < (MAX_WRITE_LENGTH - SurplusLength)){
LED_payload[(PayloadLineCounter * MAX_WRITE_LENGTH) + margecount] = LED_ReceiveValue[margecount];
}
}
}
PayloadLineCounter++;
}
//
/**/
//連結カウンタが最大値(全データ受信)
if(PayloadLineCounter == B1122_PayloadLines){
int charcount = 0; //文字byteデータ格納ループカウンタ
int B1144dotcout = 0; //1文字(11byte)カウンタ
int MAX7219dotcout = 0; //1文字(8byte)カウンタ
//文字列(文字数x8)分の配列初期化
//MAX7219__payload[B1122_CharLength * 8] = {};
memset(MAX7219__payload, '¥0', sizeof(MAX7219__payload));
//文字数分ループ
//
//Debug ダミーデータ(NORA)を格納。
/**
MAX7219__payload[5*8] = {};
LED_payload[55] = {};
uint8_t deb[55] = {0x00, 0x00, 0x7e, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00,
0x00, 0x00, 0xfe, 0xc0, 0xc0, 0xfe, 0xc0, 0xc0, 0xc0, 0xfe, 0x00,
0x00, 0x00, 0xfe, 0xc6, 0xc6, 0xfe, 0xc6, 0xc6, 0xc6, 0xc6, 0x00,
0x00, 0x00, 0xc6, 0xee, 0xfe, 0xd6, 0xc6, 0xc6, 0xc6, 0xc6, 0x00,
0x00, 0x00, 0x7C, 0x00, 0xFE, 0x10, 0x10, 0x10, 0x20, 0x40, 0x00};
for(int t=0;t<55;t++){
LED_payload[t] = deb[t];
}
B1122_CharLength = 5;
/**/
//Debug
//
int display_mode = save_speed_mode & 0x0F;
if(display_mode == MODE_RIGHT){
for(int blankcount = 0; blankcount < blanklength; blankcount++){
MAX7219__payload[ MAX7219dotcout] = 0x00;
MAX7219dotcout++;
}
}
for(charcount = 0; charcount < B1122_CharLength; charcount++){
//11byte分ループ
for(B1144dotcout = 0; B1144dotcout < ONE_CHAR_SIZE; B1144dotcout++){
//上2列、下1列は格納しない。
if((B1144dotcout != 0) && (B1144dotcout != 1) && (B1144dotcout != 10) ){
MAX7219__payload[MAX7219dotcout] = LED_payload[(charcount*11) + B1144dotcout];
MAX7219dotcout++;
}
}
}
if(display_mode != MODE_RIGHT){
for(int blankcount = 0; blankcount < blanklength; blankcount++){
MAX7219__payload[ MAX7219dotcout ] = 0x00;
MAX7219dotcout++;
}
}
//文字列長差し替え
MAX7219__CharLength = B1122_CharLength + 4;
display_Flash = save_Flash;
display_Marqee = save_Marqee;
display_speed_mode = save_speed_mode;
//書き込み中フラグをオフ
isWritting = false;
}
}
ConcateCount++;
//delay(50);
}
};
void setup() {
M5.begin(true, true, true); // default Serial: true, I2C: true, display: false
Wire.begin(25, 21, 1000); // Backside G25: SDA, G21: SCL
// Wire.begin(26, 32, 1000); // Grove G26: SDA, G32: SCL
Serial.begin(115200); // BLE通信に必要
// M5.dis.setBrightness(3); // >= 3
// NimBLEDevice::init("LSLED");
NimBLEDevice::init(BLE_DEVICE_NAME);
NimBLEServer *pServer = NimBLEDevice::createServer();
pServer->setCallbacks(new MyServerCallbacks());
NimBLEService *pLedService = pServer->createService(ledService);
pLedService->start();
NimBLEService *pService = pServer->createService(ledCharService);
NimBLECharacteristic *pCharacteristic = pService->createCharacteristic(
ledCharData,
NIMBLE_PROPERTY::READ |
NIMBLE_PROPERTY::WRITE |
NIMBLE_PROPERTY::NOTIFY |
NIMBLE_PROPERTY::INDICATE
);
pCharacteristic->setCallbacks(new switchCharacteristicWritten());
pService->start();
// NimBLEAdvertising *pAdvertising = NimBLEDevice::getAdvertising();
// // pAdvertising->addServiceUUID(BLE_SERVICE_UUID); // LEDバッジアプリから認識されないのでコメントアウト
// // pAdvertising->addServiceUUID(BLE_CHARACTERISTIC_SERVICE_UUID);
// pAdvertising->addServiceUUID("fee7"); // BLE_SERVICE_UUID, BLE_CHARACTERISTIC_SERVICE_UUIDを指定するとUUIDが128bit形式で広報される(2個広報しても1個しか広報されない)ので、LEDバッジアプリから認識されない
// pAdvertising->addServiceUUID("fee0"); // UUIDが16bit形式であれば2個広報されて、LEDバッジアプリから認識される
NimBLEAdvertising *pAdvertising = pServer->getAdvertising();
NimBLEAdvertisementData advertisementData;
advertisementData.setManufacturerData("NORA");
advertisementData.setCompleteServices(NimBLEUUID("fee7"));
advertisementData.setCompleteServices(NimBLEUUID("fee0"));
pAdvertising->setAdvertisementData(advertisementData);
pAdvertising->setScanResponse(true);
pAdvertising->start();
Serial.println("Waiting a client connection to notify...");
int DefaultLength = 32;
memset(MAX7219__payload, '¥0', sizeof(MAX7219__payload));
uint8_t base[DefaultLength] = {0xc6, 0xe6, 0xe6, 0xf6, 0xde, 0xce, 0xce, 0xc6,
0xfe, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xc6, 0xfe,
0xfe, 0xc6, 0xc6, 0xfe, 0xd8, 0xcc, 0xc6, 0xc6,
0xfe, 0xc6, 0xc6, 0xfe, 0xc6, 0xc6, 0xc6, 0xc6
};
for(int basecount = 0; basecount < DefaultLength; basecount++){
MAX7219__payload[basecount] = base[basecount];
}
MAX7219__CharLength = 4;
// M5.dis.setBrightness(3); // >= 3
// M5.dis.drawpix(0, 0xf00000);
M5.dis.setBrightness(10); // >= 3
M5.dis.drawpix(0, 0, 0xf00000);
matrix.begin(0x71); // pass in the address
matrix1.begin(0x70); // pass in the address
matrix.setBrightness(0);
matrix1.setBrightness(0);
matrix.setTextWrap(false);
matrix1.setTextWrap(false);
matrix.setTextColor(LED_ON);
matrix1.setTextColor(LED_ON);
matrix.setRotation(1);
matrix1.setRotation(1);
}
void loop() {
// poll peripheral
// blePeripheral.poll();
if(isWritting == false){
MAX7219Display(MAX7219__payload, MAX7219__CharLength, display_Flash, display_Marqee, display_speed_mode);
// TestLEDMatrix();
DebugLEDOnOff();
// delay(100);
}
}
void MAX7219Display(uint8_t *dotArray,int charlen, uint8_t Flash, uint8_t Marquee, uint8_t SpMode){
uint8_t font[8];
uint8_t* ptr = MAX7219_getBuffer();
uint8_t Mode = 0;
uint8_t Speed = 0;
uint8_t* WkdotArray;
uint8_t wkbuff[8*4];
memset(wkbuff, '¥0', sizeof(wkbuff));
// モードの取得
Mode = SpMode & 0x0F;
// スピードの取得
Speed = SpMode >> 4;
Speed = Speed & 0x0F;
/* LEDの表示を初期化する */
// MAX7219_clear();
// 4文字以下なら4文字にする
if(charlen < 4){
memcpy(wkbuff, dotArray, charlen*8);
charlen = 4;
WkdotArray = wkbuff;
}
else{
WkdotArray = dotArray;
}
/* スクロール表示 */
// 右スクロール
if(Mode == MODE_RIGHT){
for (int8_t x=-8*charlen-16; x<=17; x++) {
uint16_t n = 0;
matrix.clear();
matrix1.clear();
matrix.setCursor(x,0);
matrix1.setCursor(x+16,0);
for(int Mcount = 0; Mcount < charlen; Mcount++){
memcpy(font, WkdotArray+(Mcount*8), 8);
matrix.drawBitmap(x+n,0,font,8,8,1);
matrix1.drawBitmap(x+16+n,0,font,8,8,1);
n+=8;
}
matrix.writeDisplay();
matrix1.writeDisplay();
delay(100+((3-Speed)*20));
}
}
// 左スクロール
else{
for (int8_t x=17; x>=-8*charlen-16; x--) {
uint16_t n = 0;
matrix.clear();
matrix1.clear();
matrix.setCursor(x,0);
matrix1.setCursor(x+16,0);
for(int Mcount = 0; Mcount < charlen; Mcount++){
memcpy(font, WkdotArray+(Mcount*8), 8);
matrix.drawBitmap(x+n,0,font,8,8,1);
matrix1.drawBitmap(x+16+n,0,font,8,8,1);
n+=8;
}
matrix.writeDisplay();
matrix1.writeDisplay();
delay(100+((3-Speed)*20));
}
}
return;
}
void DebugLEDOnOff(){
// digitalWrite(LED_PIN, HIGH);
// delay(100);
// digitalWrite(LED_PIN, LOW);
// delay(100);
M5.dis.drawpix(0, 0xf00000);
delay(100);
M5.dis.drawpix(0, 0x000000);
}
// for example
void TestLEDMatrix(){
uint8_t buf[8];
char *str="日本語のテストです";
for (int8_t x=17; x>=-88; x--) {
char *ptr = str;
uint16_t n = 0;
matrix.clear();
matrix1.clear();
matrix.setCursor(x,0);
matrix1.setCursor(x+16,0);
while(*ptr){
ptr = getFontData(buf,ptr,true);
if(!ptr)
break;
matrix.drawBitmap(x+n,0,buf,8,8,1);
matrix1.drawBitmap(x+16+n,0,buf,8,8,1);
n+=8;
}
matrix.writeDisplay();
matrix1.writeDisplay();
//delay(20);
}
}