mirror of
https://github.com/bluekitchen/btstack.git
synced 2025-03-14 10:21:49 +00:00
revert spp sensor to working version
This commit is contained in:
matthias.ringwald@gmail.com
parent
4bc29fdd24
commit
087249b5af
@ -1,7 +1,6 @@
|
||||
//*****************************************************************************
|
||||
//
|
||||
// accel_demo - provides a virtual serial port via SPP. On connect, it sends
|
||||
// the current accelerometer values as fast as possible.
|
||||
// accel_demo
|
||||
//
|
||||
//*****************************************************************************
|
||||
|
||||
@ -33,8 +32,9 @@
|
||||
#include "sdp.h"
|
||||
#include "config.h"
|
||||
|
||||
#define HEARTBEAT_PERIOD_MS 1000
|
||||
|
||||
#define FONT_HEIGHT 12 // Each character has 13 lines
|
||||
#define FONT_HEIGHT 12 // Each character has 13 lines
|
||||
#define FONT_WIDTH 8
|
||||
static int row = 0;
|
||||
char lineBuffer[80];
|
||||
@ -43,9 +43,6 @@ static uint8_t rfcomm_channel_nr = 1;
|
||||
static uint16_t rfcomm_channel_id;
|
||||
static uint8_t spp_service_buffer[150];
|
||||
|
||||
enum STATE {INIT, W4_CONNECTION, W4_CHANNEL_COMPLETE, ACTIVE} ;
|
||||
enum STATE state = INIT;
|
||||
|
||||
// LCD setup
|
||||
void doLCD(void){
|
||||
//Initialize LCD
|
||||
@ -101,48 +98,46 @@ static void prepare_accel_packet(){
|
||||
printf("Accel: X: %04d, Y: %04d, Z: %04d\n\r", accl_x, accl_y, accl_z);
|
||||
}
|
||||
|
||||
static void tryToSend(void){
|
||||
if (!rfcomm_channel_id) return;
|
||||
// try send
|
||||
int err = rfcomm_send_internal(rfcomm_channel_id, (uint8_t *)accel_buffer, sizeof(accel_buffer));
|
||||
switch (err){
|
||||
case 0:
|
||||
prepare_accel_packet();
|
||||
break;
|
||||
case BTSTACK_ACL_BUFFERS_FULL:
|
||||
break;
|
||||
default:
|
||||
printf("rfcomm_send_internal() -> err %d\n\r", err);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
// Bluetooth logic
|
||||
static void packet_handler (void * connection, uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
|
||||
bd_addr_t event_addr;
|
||||
uint8_t rfcomm_channel_nr;
|
||||
uint16_t mtu;
|
||||
int err;
|
||||
|
||||
uint8_t event = packet[0];
|
||||
switch (packet_type) {
|
||||
case HCI_EVENT_PACKET:
|
||||
switch (packet[0]) {
|
||||
|
||||
case BTSTACK_EVENT_STATE:
|
||||
// bt stack activated, get started - set local name
|
||||
if (packet[2] == HCI_STATE_WORKING) {
|
||||
hci_send_cmd(&hci_write_local_name, "BTstack SPP Sensor");
|
||||
}
|
||||
break;
|
||||
|
||||
case HCI_EVENT_COMMAND_COMPLETE:
|
||||
if (COMMAND_COMPLETE_EVENT(packet, hci_read_bd_addr)){
|
||||
bt_flip_addr(event_addr, &packet[6]);
|
||||
printf("BD-ADDR: %s\n\r", bd_addr_to_str(event_addr));
|
||||
break;
|
||||
}
|
||||
if (COMMAND_COMPLETE_EVENT(packet, hci_write_local_name)){
|
||||
hci_discoverable_control(1);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
// handle events, ignore data
|
||||
if (packet_type != HCI_EVENT_PACKET) return;
|
||||
|
||||
switch(state){
|
||||
case INIT:
|
||||
// bt stack activated, get started - set local name
|
||||
if (event != BTSTACK_EVENT_STATE) break;
|
||||
|
||||
if (packet[2] == HCI_STATE_WORKING) {
|
||||
hci_send_cmd(&hci_write_local_name, "BTstack SPP Sensor");
|
||||
state = W4_CONNECTION;
|
||||
}
|
||||
break;
|
||||
|
||||
case W4_CONNECTION:
|
||||
switch (event) {
|
||||
case HCI_EVENT_LINK_KEY_REQUEST:
|
||||
// deny link key request
|
||||
printf("Link key request\n\r");
|
||||
bt_flip_addr(event_addr, &packet[2]);
|
||||
hci_send_cmd(&hci_link_key_request_negative_reply, &event_addr);
|
||||
break;
|
||||
|
||||
case HCI_EVENT_PIN_CODE_REQUEST:
|
||||
// inform about pin code request
|
||||
printLine( "PIN = 0000");
|
||||
printf("Pin code request - using '0000'\n\r");
|
||||
bt_flip_addr(event_addr, &packet[2]);
|
||||
hci_send_cmd(&hci_pin_code_request_reply, &event_addr, 4, "0000");
|
||||
@ -155,48 +150,54 @@ static void packet_handler (void * connection, uint8_t packet_type, uint16_t cha
|
||||
rfcomm_channel_id = READ_BT_16(packet, 9);
|
||||
printf("RFCOMM channel %u requested for %s\n\r", rfcomm_channel_nr, bd_addr_to_str(event_addr));
|
||||
rfcomm_accept_connection_internal(rfcomm_channel_id);
|
||||
state = W4_CHANNEL_COMPLETE;
|
||||
break;
|
||||
default:
|
||||
|
||||
case RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE:
|
||||
// data: event(8), len(8), status (8), address (48), server channel(8), rfcomm_cid(16), max frame size(16)
|
||||
if (packet[2]) {
|
||||
printf("RFCOMM channel open failed, status %u\n\r", packet[2]);
|
||||
printLine("Connection failed :(");
|
||||
} else {
|
||||
rfcomm_channel_id = READ_BT_16(packet, 12);
|
||||
mtu = READ_BT_16(packet, 14);
|
||||
printf("\n\rRFCOMM channel open succeeded. New RFCOMM Channel ID %u, max frame size %u\n\r", rfcomm_channel_id, mtu);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case W4_CHANNEL_COMPLETE:
|
||||
if ( event != RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE ) break;
|
||||
|
||||
// data: event(8), len(8), status (8), address (48), server channel(8), rfcomm_cid(16), max frame size(16)
|
||||
if (packet[2]) {
|
||||
printf("RFCOMM channel open failed, status %u\n\r", packet[2]);
|
||||
break;
|
||||
}
|
||||
|
||||
rfcomm_channel_id = READ_BT_16(packet, 12);
|
||||
mtu = READ_BT_16(packet, 14);
|
||||
printf("\n\rRFCOMM channel open succeeded. New RFCOMM Channel ID %u, max frame size %u\n\r", rfcomm_channel_id, mtu);
|
||||
prepare_accel_packet();
|
||||
state = ACTIVE;
|
||||
break;
|
||||
|
||||
case ACTIVE:
|
||||
switch(event){
|
||||
|
||||
case DAEMON_EVENT_HCI_PACKET_SENT:
|
||||
case RFCOMM_EVENT_CREDITS:
|
||||
tryToSend();
|
||||
if (!rfcomm_channel_id) break;
|
||||
// try send
|
||||
err = rfcomm_send_internal(rfcomm_channel_id, (uint8_t *)accel_buffer, sizeof(accel_buffer));
|
||||
switch (err){
|
||||
case 0:
|
||||
prepare_accel_packet();
|
||||
break;
|
||||
case BTSTACK_ACL_BUFFERS_FULL:
|
||||
break;
|
||||
default:
|
||||
printf("rfcomm_send_internal() -> err %d\n\r", err);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
case RFCOMM_EVENT_CHANNEL_CLOSED:
|
||||
rfcomm_channel_id = 0;
|
||||
state = W4_CONNECTION;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void hw_setup(){
|
||||
// main
|
||||
int main(void) {
|
||||
|
||||
// stop watchdog timer
|
||||
WDTCTL = WDTPW + WDTHOLD;
|
||||
|
||||
@ -217,11 +218,12 @@ static void hw_setup(){
|
||||
// init LEDs
|
||||
LED_PORT_OUT |= LED_1 | LED_2;
|
||||
LED_PORT_DIR |= LED_1 | LED_2;
|
||||
|
||||
// show off
|
||||
doLCD();
|
||||
}
|
||||
|
||||
prepare_accel_packet();
|
||||
|
||||
static void btstack_setup(){
|
||||
printf("Init BTstack...\n\r");
|
||||
|
||||
/// GET STARTED ///
|
||||
@ -254,23 +256,17 @@ static void btstack_setup(){
|
||||
sdp_create_spp_service( (uint8_t*) &service_record_item->service_record, 1, "SPP Accel");
|
||||
printf("SDP service buffer size: %u\n\r", (uint16_t) (sizeof(service_record_item_t) + de_get_len((uint8_t*) &service_record_item->service_record)));
|
||||
sdp_register_service_internal(NULL, service_record_item);
|
||||
}
|
||||
|
||||
// main
|
||||
int main(void) {
|
||||
hw_setup();
|
||||
btstack_setup();
|
||||
|
||||
|
||||
// ready - enable irq used in h4 task
|
||||
__enable_interrupt();
|
||||
|
||||
// turn on!
|
||||
hci_power_control(HCI_POWER_ON);
|
||||
// turn on!
|
||||
hci_power_control(HCI_POWER_ON);
|
||||
// make discoverable
|
||||
hci_discoverable_control(1);
|
||||
|
||||
|
||||
// go!
|
||||
run_loop_execute();
|
||||
run_loop_execute();
|
||||
|
||||
// happy compiler!
|
||||
return 0;
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user