參數(shù)資料
型號: ADUuC7027BSTZ62-RL
廠商: Analog Devices, Inc.
英文描述: Precision Analog Microcontroller 12-bit Analog I/O, ARM7TDMI MCU
中文描述: 精密模擬微控制器的12位模擬I / O,ARM7TDMI的微控制器
文件頁數(shù): 69/92頁
文件大?。?/td> 850K
代理商: ADUUC7027BSTZ62-RL
ADuC7019/20/21/22/24/25/26/27
I2CxSRX Registers
Name
I2C0SRX
I2C1SRX
Rev. A | Page 69 of 92
Address
0xFFFF0808
0xFFFF0908
Default Value
0x00
0x00
Access
R
R
I2CxSRX are receive registers for the slave channel.
I2CxSTX Registers
Name
I2C0STX
I2C1STX
Address
0xFFFF080C
0xFFFF090C
Default Value
0x00
0x00
Access
W
W
I2CxSTX are transmit registers for the slave channel.
I2CxMRX Registers
Name
I2C0MRX
I2C1MRX
Address
0xFFFF0810
0xFFFF0910
Default Value
0x00
0x00
Access
R
R
I2CxMRX are receive registers for the master channel.
I2CxMTX Registers
Name
I2C0MTX
I2C1MTX
Address
0xFFFF0814
0xFFFF0914
Default Value
0x00
0x00
Access
W
W
I2CxMTXare transmit registers for the master channel.
I2CxCNT Registers
Name
I2C0CNT
I2C1CNT
Address
0xFFFF0818
0xFFFF0918
Default Value
0x00
0x00
Access
R/W
R/W
I2CxCNT are 3-bit master receive data count registers. If a
master read transfer sequence is initiated, then the I2CxCNT
registers denote the number of bytes (1) to be read from the
slave device. By default, this counter is 0, which corresponds to
1 byte expected.
I2CxADR Registers
Name
I2C0ADR
I2C1ADR
Address
0xFFFF081C
0xFFFF091C
Default Value
0x00
0x00
Access
R/W
R/W
I2CxADR are master address byte registers. The I2CxADR
value is the device address that the master wants to
communicate with. It automatically transmits at the start of a
master transfer sequence if there is no valid data in the
I2CxMTX register when the master enable bit is set.
I2CxBYTE Registers
Name
I2C0BYTE
I2C1BYTE
Address
0xFFFF0824
0xFFFF0924
Default Value
0x00
0x00
Access
R/W
R/W
I2CxBYTE are broadcast byte registers. Data written to these
register do not go through the TxFIFO. This data is transmitted
at the start of a transfer sequence before the address. Once the
byte has been transmitted and acknowledged, the I
2
C expects
another byte written in I2CxBYTE or an address written to the
address register.
I2CxALT Registers
Name
I2C0ALT
I2C1ALT
Address
0xFFFF0828
0xFFFF0928
Default Value
0x00
0x00
Access
R/W
R/W
I2CxALT are hardware general call ID registers used in slave
mode.
I2CxCFG Registers
Name
I2C0CFG
I2C1CFG
Address
0xFFFF082C
0xFFFF092C
Default Value
0x00
0x00
Access
R/W
R/W
I2CxCFG are configuration registers.
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