mirror of
https://github.com/bluekitchen/btstack.git
synced 2025-02-21 03:40:47 +00:00
added spp_counter (sometimes working)
This commit is contained in:
matthias.ringwald@gmail.com
parent
77f878ff5e
commit
2d93325cff
@ -3,7 +3,7 @@
|
||||
#
|
||||
|
||||
# BINARY=led_counter
|
||||
BINARY=gap_inquiry
|
||||
BINARY=spp_counter
|
||||
OPENCM3_DIR = libopencm3
|
||||
LDSCRIPT = stm32f1-nucleo.ld
|
||||
|
||||
@ -36,24 +36,38 @@ COMMON = \
|
||||
${BTSTACK_ROOT}/src/sdp_query_util.c \
|
||||
${BTSTACK_ROOT}/src/sdp_query_rfcomm.c \
|
||||
|
||||
BLE = \
|
||||
${BTSTACK_ROOT}/ble/att.c \
|
||||
${BTSTACK_ROOT}/ble/att_server.c \
|
||||
${BTSTACK_ROOT}/ble/central_device_db_memory.c \
|
||||
${BTSTACK_ROOT}/ble/sm.c \
|
||||
${BTSTACK_ROOT}/ble/att_dispatch.c \
|
||||
# ${BTSTACK_ROOT}/ble/gatt_client.c \
|
||||
|
||||
CORE_OBJ = $(CORE:.c=.o)
|
||||
COMMON_OBJ = $(COMMON:.c=.o)
|
||||
BLE_OBJ = $(BLE:.c=.o)
|
||||
|
||||
OBJS += $(CORE_OBJ) $(COMMON_OBJ)
|
||||
# $(BLE_OBJ)
|
||||
|
||||
CFLAGS = -I. -I$(BTSTACK_ROOT)/include -I$(BTSTACK_ROOT)/src -I$(BTSTACK_ROOT)/chipset-cc256x
|
||||
CFLAGS = -I. -I$(BTSTACK_ROOT)/include -I$(BTSTACK_ROOT)/src -I$(BTSTACK_ROOT)/ble -I$(BTSTACK_ROOT)/chipset-cc256x
|
||||
|
||||
examples: libopencm3/lib/libopencm3_stm32f1.a $(BINARY).elf
|
||||
examples: libopencm3/lib/libopencm3_stm32f1.a spp_and_le_counter.h $(BINARY).elf
|
||||
|
||||
include libopencm3.stm32f1.mk
|
||||
|
||||
clean:
|
||||
rm -f *.map *.o *.d *.out *.elf *.bin *.hex ../driver/*.o ../../src/*.o ../src/*.o ../firmware/*.o ${BTSTACK_ROOT}/chipset-cc256x/*.o ${BTSTACK_ROOT}/src/*.o
|
||||
rm -f *.map *.o *.d *.out *.elf *.bin *.hex ../driver/*.o ../../src/*.o ../../ble/*.o ../firmware/*.o ${BTSTACK_ROOT}/chipset-cc256x/*.o ${BTSTACK_ROOT}/src/*.o
|
||||
|
||||
# git clone and compile libopencm3
|
||||
libopencm3/lib/libopencm3_stm32f1.a:
|
||||
git clone git@github.com:libopencm3/libopencm3.git
|
||||
make -C libopencm3
|
||||
|
||||
# compile GATT database
|
||||
spp_and_le_counter.h: spp_and_le_counter.gatt
|
||||
python ${BTSTACK_ROOT}/ble/compile-gatt.py $< $@
|
||||
|
||||
my_flash: $(BINARY).bin
|
||||
st-flash write $(BINARY).bin 0x8000000
|
||||
|
||||
186
platforms/stm32-f103rb-nucleo/spp_counter.c
Normal file
186
platforms/stm32-f103rb-nucleo/spp_counter.c
Normal file
@ -0,0 +1,186 @@
|
||||
//*****************************************************************************
|
||||
//
|
||||
// spp_counter demo - it provides an SPP and sends a counter every second
|
||||
//
|
||||
// it doesn't use the LCD to get down to a minimal memory footprint
|
||||
//
|
||||
//*****************************************************************************
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include <btstack/hci_cmds.h>
|
||||
#include <btstack/run_loop.h>
|
||||
#include <btstack/sdp_util.h>
|
||||
|
||||
#include "hci.h"
|
||||
#include "l2cap.h"
|
||||
#include "btstack_memory.h"
|
||||
#include "remote_device_db.h"
|
||||
#include "rfcomm.h"
|
||||
#include "sdp.h"
|
||||
#include "btstack-config.h"
|
||||
|
||||
#define HEARTBEAT_PERIOD_MS 1000
|
||||
|
||||
static uint8_t rfcomm_channel_nr = 1;
|
||||
static uint16_t rfcomm_channel_id;
|
||||
static uint8_t spp_service_buffer[150];
|
||||
static timer_source_t heartbeat;
|
||||
|
||||
static int real_counter = 0;
|
||||
static int counter_to_send = 0;
|
||||
|
||||
enum STATE {INIT, W4_CONNECTION, W4_CHANNEL_COMPLETE, ACTIVE} ;
|
||||
enum STATE state = INIT;
|
||||
|
||||
static void tryToSend(void){
|
||||
if (!rfcomm_channel_id) return;
|
||||
if (real_counter <= counter_to_send) return;
|
||||
|
||||
char lineBuffer[30];
|
||||
sprintf(lineBuffer, "BTstack counter %04u\n\r", counter_to_send);
|
||||
printf(lineBuffer);
|
||||
int err = rfcomm_send_internal(rfcomm_channel_id, (uint8_t*) lineBuffer, strlen(lineBuffer));
|
||||
|
||||
switch (err){
|
||||
case 0:
|
||||
counter_to_send++;
|
||||
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;
|
||||
uint8_t event = packet[0];
|
||||
|
||||
// handle events, ignore data
|
||||
if (packet_type != HCI_EVENT_PACKET) return;
|
||||
|
||||
switch (event) {
|
||||
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 Counter");
|
||||
}
|
||||
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;
|
||||
|
||||
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
|
||||
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");
|
||||
break;
|
||||
|
||||
case RFCOMM_EVENT_INCOMING_CONNECTION:
|
||||
// data: event (8), len(8), address(48), channel (8), rfcomm_cid (16)
|
||||
bt_flip_addr(event_addr, &packet[2]);
|
||||
rfcomm_channel_nr = packet[8];
|
||||
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);
|
||||
break;
|
||||
|
||||
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]);
|
||||
} 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 DAEMON_EVENT_HCI_PACKET_SENT:
|
||||
case RFCOMM_EVENT_CREDITS:
|
||||
tryToSend();
|
||||
break;
|
||||
|
||||
case RFCOMM_EVENT_CHANNEL_CLOSED:
|
||||
rfcomm_channel_id = 0;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
static void run_loop_register_timer(timer_source_t *timer, uint16_t period){
|
||||
run_loop_set_timer(timer, period);
|
||||
run_loop_add_timer(timer);
|
||||
}
|
||||
|
||||
|
||||
static void timer_handler(timer_source_t *ts){
|
||||
real_counter++;
|
||||
// re-register timer
|
||||
run_loop_register_timer(ts, HEARTBEAT_PERIOD_MS);
|
||||
tryToSend();
|
||||
}
|
||||
|
||||
// main
|
||||
int btstack_main(void);
|
||||
int btstack_main(void){
|
||||
// init L2CAP
|
||||
l2cap_init();
|
||||
l2cap_register_packet_handler(packet_handler);
|
||||
|
||||
// init RFCOMM
|
||||
rfcomm_init();
|
||||
rfcomm_register_packet_handler(packet_handler);
|
||||
rfcomm_register_service_internal(NULL, rfcomm_channel_nr, 100); // reserved channel, mtu=100
|
||||
|
||||
// init SDP, create record for SPP and register with SDP
|
||||
sdp_init();
|
||||
memset(spp_service_buffer, 0, sizeof(spp_service_buffer));
|
||||
service_record_item_t * service_record_item = (service_record_item_t *) spp_service_buffer;
|
||||
sdp_create_spp_service( (uint8_t*) &service_record_item->service_record, 1, "SPP Counter");
|
||||
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);
|
||||
|
||||
// set one-shot timer
|
||||
heartbeat.process = &timer_handler;
|
||||
run_loop_register_timer(&heartbeat, HEARTBEAT_PERIOD_MS);
|
||||
|
||||
printf("Run...\n\r");
|
||||
|
||||
// turn on!
|
||||
hci_power_control(HCI_POWER_ON);
|
||||
|
||||
// go!
|
||||
run_loop_execute();
|
||||
|
||||
// happy compiler!
|
||||
return 0;
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user