參數(shù)資料
型號(hào): IDT88K8483BRI
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 154/162頁
文件大?。?/td> 0K
描述: IC SPI-4 EXCHANGE 3PORT 672-BGA
標(biāo)準(zhǔn)包裝: 24
系列: *
其它名稱: 88K8483BRI
91 of 162
October 20, 2006
IDT IDT88K8483
Microprocessor Mailbox Input FIFO Status Register
Microprocessor Mailbox Output FIFO Data Register
Table 23 Microprocessor Mailbox Output FIFO Data Register
(Register Offset=0x12)
Field
Read /
Write
Bits
Length Reset
State
Description
IFIFO_STATUS
R
0:0
1
0
This field indicates whether the host CPU (WRITE side) or the IDT88K8483 (READ
side) has control of the mailbox input IFIFO.
0:Host CPU (WRITE side) has control of IFIFO. Also indicates that the mailbox input
FIFO is empty and data can be written to the FIFO by the host.
1:IDT88K8483 (READ side) has control of IFIFO.
Table 22 Microprocessor Mailbox Input FIFO Status Register
(Register Offset=0x14)
Field
Read /
Write
Bits
Length Reset
State
Description
Data
R/W
0:0 - 0:7
8
0
Data is written/downloaded to this field, which is a 32 byte OFIFO, by the
IDT88K8483 and read by the host CPU.
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