I2C COMMON REGISTERS
參數(shù)資料
型號(hào): EVAL-ADUC7121QSPZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 69/96頁(yè)
文件大小: 0K
描述: BOARD EVALUATION FOR ADUC7121
設(shè)計(jì)資源: ADUC7121 Gerber Files
ADUC7121 Schematic
標(biāo)準(zhǔn)包裝: 1
系列: MicroConverter® ADuC7xxx
類型: MCU
適用于相關(guān)產(chǎn)品: ADUC7121
所含物品: 板,CD
Data Sheet
ADuC7121
Rev. B | Page 71 of 96
I2C COMMON REGISTERS
I2C FIFO Status Registers
These 16-bit MMRs contain the status of the Rx/Tx FIFOs in
both master and slave modes.
Name:
I2C0FSTA
Address:
0xFFFF08CC
Default value: 0x0000
Access:
Read and write
Name:
I2C1FSTA
Address:
0xFFFF094C
Default value: 0x0000
Access:
Read and write
Table 98. I2CxFSTA MMR Bit Designations
Bit
Name
Description
15:10
Reserved bits.
9
I2CFMTX
Set this bit to 1 to flush the master Tx FIFO.
8
I2CFSTX
Set this bit to 1 to flush the slave Tx FIFO.
7:6
I2CMRXSTA
I2C master receive FIFO status bits.
[00] = FIFO empty.
[01] = byte written to FIFO.
[10] = one byte in FIFO.
[11] = FIFO full.
5:4
I2CMTXSTA
I2C master transmit FIFO status bits.
[00] = FIFO empty.
[01] = byte written to FIFO.
[10] = one byte in FIFO.
[11] = FIFO full.
3:2
I2CSRXSTA
I2C slave receive FIFO status bits.
[00] = FIFO empty.
[01] = byte written to FIFO.
[10] = one byte in FIFO.
[11] = FIFO full.
1:0
I2CSTXSTA
I2C slave transmit FIFO status bits.
[00] = FIFO empty.
[01] = byte written to FIFO.
[10] = one byte in FIFO.
[11] = FIFO full.
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