User's Manual
Table Of Contents
- 2035-UM1xx.book
- Table of Contents
- List of Figures
- List of Tables
- Section 1: Introduction
- Section 2: Hardware System Overview
- Section 3: BCM2035 Usage Models
- Section 4: Hardware Configuration
- Section 5: Software Configuration
- Introduction
- Hardware Power-Up Sequence
- Boot ROM Power-Up Sequence
- Firmware Power-Up Sequence
- BCM2035 Mini-Drivers
- Loading Mini-Drivers from USB
- Load Mini-Drivers From UART
- SCO Configuration
- Frequency Trimming
- UART Sleep Mode Operation
- Section 6: Configuration Data File System
- Section 7: Vendor-Specific HCI Command Reference
- Section 8: ASCII Hex File Download Protocol
- Section 9: ASCII HEX File Format
- Section 10: Configuration Data Download Protocol
- Section 11: Configuration Data Image Format
- Section 12: UART Start-up Sequence
- Section 13: USB Start-up Sequence
9/29/2004 OV4F2
C
O
N
F
I
D
E
N
T
I
A
L
F
O
R
W
I
S
T
R
O
N
C
O
R
P
O
R
A
T
I
O
N
BCM2035 User Manual
04/23/03
Broadcom Corporation
Page 38 Firmware Power-Up Sequence Document 2035-UM100-R
Figure 19: BCM2035 Firmware Power-Up Sequence
Initilize
System
Expose
USB
I/F
Determine
Transport
Transport
Sensed
Normal
Operation
Vendor Specific
Command
"Download Minidriver"
Initilize
Baseband
&
RF
Initilize
HCI
Subsystem
BOOT
ROM
SOF
Interrupt
Sensed
CTS
Sensed
Load
Mini Driver
Over USB
(~2-3s)
Load
Mini Driver
Over UART
(~4-5s)
YES
YES
NONO
YES
NO
NO
2035 FIRMWARE FLOW DIAGRAM