參數(shù)資料
型號(hào): LMX9830SM
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 通信及網(wǎng)絡(luò)
英文描述: BluetoothTM Serial Port Module
中文描述: SPECIALTY TELECOM CIRCUIT, PBGA60
封裝: 9 X 6 MM, 1.20 MM HEIGHT, 0.80 MM PITCH, PLASTIC, FBGA-60
文件頁(yè)數(shù): 18/46頁(yè)
文件大小: 664K
代理商: LMX9830SM
www.national.com
18
L
8.0 Functional Description
(Continued)
Figure 10. Flow Diagram for the Start-up Sequence
Power Up or
Reset
OP3/4/5
Clock definition
Clock defined
in EEPROM
10-20MHz
no
Initialization Mode
12 or 13MHz
OP3/4/5
UART speed
UART speed
defined in
EEPROM
no
yes
9.6/115.2/921.6
BD_Addr
defined in
EEPROM
Host sends “Change
Local Bluetooth Address”
no
yes
Read from
NVS
Optionally host sends other configu-
ration parameters or patch using
“WriteROM Patch”
If LMX9830 sent “Await Initialization
Event” , Host sends “Enter Blue-
tooth Mode”, otherwise done auto-
matically
yes
Host sends 0x01 for Auto-
baudrate, waiting for
“Await Initialization Event”
from LMX9830
Host sends “Set Clock
And Baud Rate”
LMX9830
sends”LMX9830 Ready”
Bluetooth Mode
LMX9830 sends “Await
Initialization Event” in
case not already hap-
pened.
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