Added Bluetooth pairing procedure and pin display

This commit is contained in:
Mark Qvist 2022-10-30 16:49:35 +01:00
parent 8b7e324a5a
commit 7cdb2ec86a
5 changed files with 67 additions and 17 deletions

View File

@ -12,30 +12,17 @@ char bt_da[BT_DEV_ADDR_LEN];
char bt_dh[BT_DEV_HASH_LEN]; char bt_dh[BT_DEV_HASH_LEN];
char bt_devname[11]; char bt_devname[11];
bool bt_ready = false;
bool bt_enabled = false;
bool bt_allow_pairing = false;
#if MCU_VARIANT == MCU_ESP32 #if MCU_VARIANT == MCU_ESP32
void bt_confirm_pairing(uint32_t numVal) { void bt_confirm_pairing(uint32_t numVal) {
bt_ssp_pin = numVal;
if (bt_allow_pairing) { if (bt_allow_pairing) {
bt_state = BT_STATE_ON;
SerialBT.confirmReply(true); SerialBT.confirmReply(true);
} else { } else {
bt_state = BT_STATE_ON;
SerialBT.confirmReply(false); SerialBT.confirmReply(false);
} }
} }
void bt_pairing_complete(boolean success) {
if (success) {
// Pass
} else {
// Pass
}
}
void bt_stop() { void bt_stop() {
if (bt_state != BT_STATE_OFF) { if (bt_state != BT_STATE_OFF) {
SerialBT.end(); SerialBT.end();
@ -60,9 +47,28 @@ bool bt_allow_pairing = false;
void bt_disable_pairing() { void bt_disable_pairing() {
bt_allow_pairing = false; bt_allow_pairing = false;
bt_ssp_pin = 0;
bt_state = BT_STATE_ON; bt_state = BT_STATE_ON;
} }
void bt_pairing_complete(boolean success) {
if (success) {
bt_disable_pairing();
} else {
bt_ssp_pin = 0;
}
}
void bt_connection_callback(esp_spp_cb_event_t event, esp_spp_cb_param_t *param){
if(event == ESP_SPP_SRV_OPEN_EVT) {
bt_state = BT_STATE_CONNECTED;
}
if(event == ESP_SPP_CLOSE_EVT ){
bt_state = BT_STATE_ON;
}
}
bool bt_setup_hw() { bool bt_setup_hw() {
if (!bt_ready) { if (!bt_ready) {
if (EEPROM.read(eeprom_addr(ADDR_CONF_BT)) == BT_ENABLE_BYTE) { bt_enabled = true; } else { bt_enabled = false; } if (EEPROM.read(eeprom_addr(ADDR_CONF_BT)) == BT_ENABLE_BYTE) { bt_enabled = true; } else { bt_enabled = false; }
@ -83,6 +89,7 @@ bool bt_allow_pairing = false;
SerialBT.enableSSP(); SerialBT.enableSSP();
SerialBT.onConfirmRequest(bt_confirm_pairing); SerialBT.onConfirmRequest(bt_confirm_pairing);
SerialBT.onAuthComplete(bt_pairing_complete); SerialBT.onAuthComplete(bt_pairing_complete);
SerialBT.register_callback(bt_connection_callback);
bt_ready = true; bt_ready = true;
return true; return true;

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@ -47,6 +47,10 @@
#define BT_STATE_PAIRING 0x02 #define BT_STATE_PAIRING 0x02
#define BT_STATE_CONNECTED 0x03 #define BT_STATE_CONNECTED 0x03
uint8_t bt_state = BT_STATE_NA; uint8_t bt_state = BT_STATE_NA;
uint32_t bt_ssp_pin = 0;
bool bt_ready = false;
bool bt_enabled = false;
bool bt_allow_pairing = false;
#else #else
#error "The firmware cannot be compiled for the selected MCU variant" #error "The firmware cannot be compiled for the selected MCU variant"
#endif #endif

View File

@ -11,6 +11,7 @@ Adafruit_SSD1306 display(DISP_W, DISP_H, &Wire, DISP_RST);
#define DISP_MODE_UNKNOWN 0x00 #define DISP_MODE_UNKNOWN 0x00
#define DISP_MODE_LANDSCAPE 0x01 #define DISP_MODE_LANDSCAPE 0x01
#define DISP_MODE_PORTRAIT 0x02 #define DISP_MODE_PORTRAIT 0x02
#define DISP_PIN_SIZE 6
uint8_t disp_mode = DISP_MODE_UNKNOWN; uint8_t disp_mode = DISP_MODE_UNKNOWN;
uint8_t disp_ext_fb = false; uint8_t disp_ext_fb = false;
unsigned char fb[512]; unsigned char fb[512];
@ -80,6 +81,10 @@ bool display_init() {
last_page_flip = millis(); last_page_flip = millis();
stat_area.cp437(true);
disp_area.cp437(true);
display.cp437(true);
return true; return true;
} }
#else #else
@ -245,10 +250,22 @@ void update_stat_area() {
const uint8_t pages = 2; const uint8_t pages = 2;
uint8_t disp_page = START_PAGE; uint8_t disp_page = START_PAGE;
void draw_disp_area() { void draw_disp_area() {
if (!disp_ext_fb) { if (!disp_ext_fb or bt_ssp_pin != 0) {
disp_area.drawBitmap(0, 0, bm_def, disp_area.width(), 37, SSD1306_WHITE, SSD1306_BLACK); disp_area.drawBitmap(0, 0, bm_def, disp_area.width(), 37, SSD1306_WHITE, SSD1306_BLACK);
if (!hw_ready || radio_error) { if (!hw_ready || radio_error) {
disp_area.drawBitmap(0, 37, bm_hwfail, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK); disp_area.drawBitmap(0, 37, bm_hwfail, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
} else if (bt_state == BT_STATE_PAIRING and bt_ssp_pin != 0) {
char *pin_str = (char*)malloc(DISP_PIN_SIZE+1);
sprintf(pin_str, "%06d", bt_ssp_pin);
disp_area.drawBitmap(0, 37, bm_pairing, disp_area.width(), 27, SSD1306_WHITE, SSD1306_BLACK);
for (int i = 0; i < DISP_PIN_SIZE; i++) {
uint8_t numeric = pin_str[i]-48;
uint8_t offset = numeric*5;
disp_area.drawBitmap(7+9*i, 37+16, bm_n_uh+offset, 8, 5, SSD1306_WHITE, SSD1306_BLACK);
}
} else { } else {
if (millis()-last_page_flip >= page_interval) { if (millis()-last_page_flip >= page_interval) {
disp_page = (++disp_page%pages); disp_page = (++disp_page%pages);

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@ -151,3 +151,27 @@ const unsigned char bm_online [] PROGMEM = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
}; };
const unsigned char bm_pairing [] PROGMEM = {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xf0, 0xe3, 0x98, 0x73, 0x33, 0x87, 0xff, 0xff, 0xf2, 0xc9, 0x99, 0x33, 0x13, 0x3f, 0xff,
0xff, 0xf0, 0xc1, 0x98, 0x73, 0x03, 0x27, 0xff, 0xff, 0xf3, 0xc9, 0x98, 0x73, 0x23, 0x27, 0xff,
0xff, 0xf3, 0xc9, 0x99, 0x33, 0x33, 0x8f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
};
const unsigned char bm_n_uh [] PROGMEM = {
0x07, 0x27, 0x27, 0x27, 0x07, 0x8f, 0x8f, 0xcf, 0xcf, 0xcf, 0x07, 0xe7, 0x07, 0x3f, 0x07, 0x07,
0xe7, 0xc7, 0xe7, 0x07, 0x27, 0x27, 0x07, 0xe7, 0xe7, 0x07, 0x3f, 0x07, 0xe7, 0x07, 0x07, 0x3f,
0x07, 0x27, 0x07, 0x07, 0xc7, 0xcf, 0x9f, 0x1f, 0x07, 0x27, 0x07, 0x27, 0x07, 0x07, 0x27, 0x07,
0xe7, 0xe7
};

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@ -248,8 +248,6 @@ void ISR_VECT receive_callback(int packet_size) {
} }
} }
bool startRadio() { bool startRadio() {
update_radio_lock(); update_radio_lock();
if (!radio_online) { if (!radio_online) {