参数资料
型号: MAX14502AETL+T
厂商: Maxim Integrated Products
文件页数: 31/41页
文件大小: 0K
描述: IC CARD READER USB-SD 40-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: USB
接口: I²C,2 线串口
电源电压: 1.8 V ~ 3.3 V
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(5x5)
包装: 带卷 (TR)
安装类型: 表面贴装
MAX14500–MAX14503
Hi-Speed USB-to-SD Card
Readers with Bypass
______________________________________________________________________________________
37
Register Map (continued)
FIELD NAME
READ
WRITE
BITS
RESET
DESCRIPTION
VALID
WHEN
SDSTAT
R
0
The insert/removal status is only valid for the card
currently set to Card Reader mode (Reg 0x00 bits 1-2)
0 = no card
1 = card present
Enter Card
Reader mode
STATUS2: Status Register 2 (0x13)
RFU
R
[7:0]
Reserved for future use
FWUGRRH: Firmware Upgrade Response Data High Byte (0x14)
High Byte of Response
Data
R
[7:0]
Contact factory
Code
download
FWUPGRL: Firmware Upgrade Response Data Low Byte (0x15)
Low Byte of Response
Data
R
[7:0]
Contact factory
Code
download
RFU Register (0x16)
RFU
R
[7:0]
Reserved for future use
RFU Register (0x17)
RFU
R
[7:0]
Reserved for future use
RFU Register (0x18)
RFU
R
[7:0]
Reserved for future use
RFU Register (0x19)
RFU
R
[7:0]
Reserved for future use
RFU Register (0x1A)
RFU
R
[7:0]
Reserved for future use
Firmware Incremental Revision (0x1B)
Firmware Incremental
Revision
R
[7:0]
Firmware incremental revision
WAKEUP = 1
Firmware Minor Revision (0x1C)
Firmware Minor Revision
R
[7:0]
Firmware minor revision
WAKEUP = 1
Firmware Major Revision (0x1D)
Firmware Major Revision
R
[7:0]
Firmware major revision
WAKEUP = 1
Chip Revision (0x1E)
Chip Revision
R
[7:0]
Chip revision
WAKEUP = 1
Package Type (0x1F)
Package Type
R
[7:0]
0x00 = 40-lead TQFN
0x05 = 56-bump WLP
0xFF = unknown
WAKEUP = 1
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