ADUC7122 Analog Devices, ADUC7122 Datasheet - Page 68

• Manufacturer Part Number: ADUC7122
• Description: Precision Analog Microcontroller, 12-Bit Analog I/O, ARM7TDMI® MCU
• Manufacturer: Analog Devices

Specifications of ADUC7122

• Mcu Core: ARM7 TDMI
• Mcu Speed (mips): 40
• Sram (bytes): 8192Bytes
• Gpio Pins: 32
• Adc # Channels: 13

ADuC7122
I
I
Name:
Address:
Default Value:
Access:
Function:
Table 110. I2CxFSTA MMR Bit Designations
Bit
15:10
9
8
7:6
5:4
3:2
1:0
2
2
C FIFO Status Register
C COMMON REGISTERS
Name
I2CFMTX
I2CFSTX
I2CMRXSTA
I2CMTXSTA
I2CSRXSTA
I2CSTXSTA
I2C0FSTA, I2C1FSTA
0xFFFF08CC, 0xFFFF094C
0x0000
Read/write
These 16-bit MMRs contain the status of the Rx/Tx FIFOs in both master and slave modes.
Description
Reserved bits.
Set this bit to 1 to flush the master Tx FIFO.
Set this bit to 1 to flush the slave Tx FIFO.
I
00 = FIFO empty.
01 = byte written to FIFO.
10 = 1 byte in FIFO.
11 = FIFO full.
I
00 = FIFO empty.
01 = byte written to FIFO.
10 = 1 byte in FIFO.
11 = FIFO full.
I
00 = FIFO empty.
01 = byte written to FIFO.
10 = 1 byte in FIFO.
11 = FIFO full.
I
00 = FIFO empty.
01 = byte written to FIFO.
10 = 1 byte in FIFO.
11 = FIFO full.
2
2
2
2
C master receive FIFO status bits.
C master transmit FIFO status bits.
C slave receive FIFO status bits.
C slave transmit FIFO status bits.
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