EZ80190AZ050SG Zilog, EZ80190AZ050SG Datasheet - Page 174

• Manufacturer Part Number: EZ80190AZ050SG
• Description: IC WEBSERVER 8 BIT 50MHZ 100LQFP
• Manufacturer: Zilog

Specifications of EZ80190AZ050SG

• Processor Type: eZ80
• Features: High Speed, Single-Cycle Instruction-Fetch
• Speed: 50MHz
• Voltage: 3.3V
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP
• Processor Series: EZ80190x
• Core: eZ80
• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Data Ram Size: 8 KB
• Interface Type: I2C, IrDA, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 6
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-3866; EZ80190AZ050SG

PS006614-1208
Bit
Position
7
ZDI_ACTIVE
6
RESET_PEND
5
HALT
4
ADL
3
MADL
Table 91. eZ80
ZDI Status Register
Table 92. ZDI Status Register
Bit
Reset
CPU Access
Note: X = Undetermined; R = Read Only.
Bit
Position
[7:0]
ZDI_ID_REV
Bit
Reset
CPU Access
Note: R = Read Only.
The ZDI Status register, listed in
device and the CPU.
®
Product ID Revision Register (ZDI_ID_REV = 02h in the ZDI Register Read
Value Description
0
1
0
1
0
1
0
1
0
1
Value Description
00h–
FFh
The CPU is not functioning in ZDI mode.
The CPU is currently functioning in ZDI mode.
No RESET event is currently in progress.
A RESET event is in progress.
eZ80190 is not currently in HALT mode.
eZ80190 is currently in HALT mode.
The CPU is operating in Z80 MEMORY mode (ADL bit flag = 0).
The CPU is operating in ADL MEMORY mode (ADL bit flag = 1).
The CPU’s Mixed-Memory mode (MADL) bit is reset to 0.
The CPU’s Mixed-Memory mode (MADL) bit is set to 1.
X
R
R
7
7
0
Identifies the current revision of the eZ80190 product.
(ZDI_STAT = 03h in the ZDI Register Read Only Address
X
R
R
6
6
0
Only Address Space)
Table
X
R
R
5
5
0
Space)
92, provides current information on the eZ80190
R
R
X
4
4
0
R
R
X
3
3
0
R
R
X
2
2
0
Product Specification
R
R
X
1
1
0
Zilog Debug Interface
X
R
R
0
0
0
eZ80190
164