参数资料
型号: TAS3218IPZPR
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP100
封装: GREEN, PLASTIC, TQFP-100
文件页数: 17/79页
文件大小: 1263K
代理商: TAS3218IPZPR
Reset
State
DAP -> Idle
uP -> Initialization
I2C BUS -> HIGH
uP Flushs
Internal RAM
uP -> Cmd to
Flush Delay
Memory
uP Flushs
External RAM
uP Flushs
DAP Coef/Data
RAM
uP Sets default
H/W configuration
Enable DAP
Processing start
RAM Flushed
RESET = False
RESET = True
RAM Flushed
Delay Memory Flush command issued
Variables initialized
RAM Flushed
Default Values
Loaded
Enable I2C
Master mode
Setup
I2C Master I /F
Initialize
DPLL
PLL Locked and Stable
Successful Load
Zero length data
header has been read
3 Reads tried
OR
SCL, SDA = LOW for 1ms detected
Start-up Oscillator
Any State
uP initialize
its variables
uP Flushs DAP
Instruction RAM
uP Flushs
uP Instruction
RAM
RAM Flushed
EEPROM
Load Process
Disable I 2C
Master mode
Switch ROM to RAM
IDLE uP
Start App uP Code
Check GPIO 1
Loaddefault
DAP Program
andcoefficient
GPIO 1 = Low
GPIO 1
output Low
Loaded
Setup
I2C Slave I/F
GPIO1 = High
Main IDLE loop
Test Processing
Routine
Test command
received
I2C Slave
download process
Slave download
command received
Successful Load
Zero length data header
has been received
SLES235 – JULY 2008 ....................................................................................................................................................................................................... www.ti.com
Figure 17. Boot-Up Sequence
Detailed information about the boot-up sequence is described in Table 4.
24
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TAS3218
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