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samples: Bluetooth: peripheral: add MTU callback

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Add a demonstration of the updated ATT MTU callback to the Bluetooth
peripheral sample.

Signed-off-by: Jordan Yates <jordan.yates@data61.csiro.au>
This commit is contained in:
Jordan Yates 2021-04-11 18:50:31 +10:00 • committed by Carles Cufí
commit cea80d0ccb
1 changed files with 10 additions and 0 deletions
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10
samples/bluetooth/peripheral/src/main.c
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@ -230,6 +230,15 @@ static const struct bt_data ad[] = {
0x78, 0x56, 0x34, 0x12, 0x78, 0x56, 0x34, 0x12),
};
void mtu_updated(struct bt_conn *conn, uint16_t tx, uint16_t rx)
{
printk("Updated MTU: TX: %d RX: %d bytes\n", tx, rx);
}
static struct bt_gatt_cb gatt_callbacks = {
.att_mtu_updated = mtu_updated
};
static void connected(struct bt_conn *conn, uint8_t err)
{
if (err) {
@ -332,6 +341,7 @@ void main(void)
bt_ready();
bt_gatt_cb_register(&gatt_callbacks);
bt_conn_cb_register(&conn_callbacks);
bt_conn_auth_cb_register(&auth_cb_display);