参数资料
型号: EVAL-ADUC7126QSPZ
厂商: Analog Devices Inc
文件页数: 84/108页
文件大小: 0K
描述: BOARD EVALUATION FOR ADUC7126
设计资源: EVAL-ADUC7126 Schematic
ADUC7126 Gerber Files
标准包装: 1
系列: MicroConverter® ADuC7xxx
类型: MCU
适用于相关产品: ADUC7126
所含物品:
Data Sheet
ADuC7124/ADuC7126
Rev. C | Page 77 of 108
I2C Slave Receive Registers
Name:
I2C0SRX, I2C1SRX
Address:
0xFFFF0830, 0xFFFF0930
Default Value:
0x00
Access:
Read
Function:
This 8-bit MMR is the I2C slave receive register.
I2C Slave Transmit Registers
Name:
I2C0STX, I2C1STX
Address:
0xFFFF0834, 0xFFFF0934
Default Value:
0x00
Access:
Write
Function:
This 8-bit MMR is the I2C slave transmit register.
I2C Hardware General Call Recognition Registers
Name:
I2C0ALT, I2C1ALT
Address:
0xFFFF0838, 0xFFFF0938
Default Value:
0x00
Access:
Read/write
Function:
This 8-bit MMR is used with hardware general
calls when I2CxSCON Bit 3 is set to 1. This
register is used in cases where a master is unable
to generate an address for a slave, and instead, the
slave must generate the address for the master.
I2C Slave Device ID Registers
Name:
I2C0IDx, I2C1IDx
Addresses:
0xFFFF093C = I2C1ID0
0xFFFF083C = I2C0ID0
0xFFFF0940 = I2C1ID1
0xFFFF0840 = I2C0ID1
0xFFFF0944 = I2C1ID2
0xFFFF0844 = I2C0ID2
0xFFFF0948 = I2C1ID3
0xFFFF0848 = I2C0ID3
Default Value:
0x00
Access:
Read/write
Function:
These 8-bit MMRs are programmed with I2C
bus IDs of the slave. See the I2C Bus Addresses
section for further details.
I2C Common Registers
I2C FIFO Status Register
Name:
I2C0FSTA, I2C1FSTA
Address:
0xFFFF084C, 0xFFFF094C
Default Value:
0x0000
Access:
Read/write
Function:
These 16-bit MMRs contain the status of the
Rx/Tx FIFOs in both master and slave modes.
Table 111. I2CxFSTA MMR Bit Descriptions
Bit
Name
Description
[15:10]
Reserved.
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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