EZ80L92AZ050EC00TR Zilog, EZ80L92AZ050EC00TR Datasheet - Page 161
EZ80L92AZ050EC00TR
Manufacturer Part Number
EZ80L92AZ050EC00TR
Description
IC EZ80 MPU 100LQFP
Manufacturer
Zilog
Datasheet
1.EZ80L92AZ020SG.pdf
(231 pages)
Specifications of EZ80L92AZ050EC00TR
Processor Type
eZ80
Features
High Speed, Single-Cycle Instruction-Fetch
Speed
50MHz
Voltage
3.3V
Mounting Type
Surface Mount
Package / Case
100-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
EZ80L92AZ050EC00T
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PS013014-0107
I
The I2C_SR register is a Read-Only register that contains a 5-bit status code in the five
most significant bits: the three least significant bits are always 0. The Read-Only I2C_SR
registers share the same I/O addresses as the Write-Only I2C_CCR registers. See
Table 85. I
Bit
Position
7
IEN
6
ENAB
5
STA
4
STP
3
IFLG
2
AAK
[1:0]
Bit
Reset
CPU Access
Note: R = Read only.
Bit
Position
[7:3]
STAT
[2:0]
2
C Status Register
2
C Status Registers
Value
00
0
1
0
1
0
1
0
1
0
1
0
1
00000–11111
Value
000
R
7
1
Description
I
I
The I
ignored.
The I
Master mode START condition is sent.
Master mode start-transmit START condition on the bus.
Master mode STOP condition is sent.
Master mode stop-transmit STOP condition on the bus.
I
I
Not Acknowledge.
Acknowledge.
Reserved.
2
2
2
2
C interrupt is disabled.
C interrupt is enabled.
C interrupt flag is not set.
C interrupt flag is set.
2
2
C bus (SCL/SDA) is disabled and all inputs are
C bus (SCL/SDA) is enabled.
(I2C_SR = 00CCh)
R
6
1
5-bit I
Reserved.
Description
2
R
5
1
C status code.
R
4
1
R
3
1
Product Specification
R
2
0
I
2
C Serial I/O Interface
R
1
0
Table
R
0
0
85.
155
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