參數(shù)資料
型號(hào): AT89C51SND2C-7FTUL
廠商: Atmel
文件頁數(shù): 32/160頁
文件大?。?/td> 0K
描述: IC 8051 MCU FLASH 64K MP3 100BGA
標(biāo)準(zhǔn)包裝: 260
系列: 89C
核心處理器: 8051
芯體尺寸: 8-位
速度: 40MHz
連通性: I²C,IDE/ATAPI,MMC,SPI,UART/USART,USB
外圍設(shè)備: 音頻,I²S,MP3,PCM,POR,WDT
輸入/輸出數(shù): 32
程序存儲(chǔ)器容量: 64KB(64K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 2.25K x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 3.3 V
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 100-TFBGA
包裝: 托盤
其它名稱: AT89C51SND2C7FTUL
5-34
DS785UM1
Copyright 2007 Cirrus Logic
System Controller
EP93xx User’s Guide
5
SysCfg
Address:
0x8093_009C - Read/Write, Software locked
Default:
0x0000_0000
Definition:
System Configuration Register. Provides various system configuration
options.
Bit Descriptions:
RSVD:
Reserved. Unknown During Read.
REV:
Revision: Reads chip Version number:
0000 - Rev A
0001 - Rev B
0010 - Rev C
0011 - Rev D0
0100 - Rev D1
0101 - Rev E0
SBOOT:
Serial Boot Flag.
1 - hardware detected Serial Boot selection,
0 - hardware detected Normal Boot. This bit is read-only.
LCSn7, LCSn6:
Latched version of CSn7 and CSn6 respectively. These
are used to define the external bus width for the boot
code.
LASDO:
Latched version of ASDO pin. Used to select synchronous
versus asynchronous boot device.
LEEDA:
Latched version of EEDAT pin.
LEECLK:
Define Internal or external boot:
1 - Internal
0 - External
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
REV
RSVD
15
14
13
12
11
10
987654
3210
RSVD
SBOOT
LCSn7
LCSn6
LASDO
LEEDA
LEECLK
RSVD
LCSn2
LCSn1
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