EZ80190AZ050SC00TR Zilog, EZ80190AZ050SC00TR Datasheet - Page 43
![IC EZ80 ACCLAIM 50MHZ 100LQFP](/photos/6/76/67664/269-100-lqfp_sml.jpg)
EZ80190AZ050SC00TR
Manufacturer Part Number
EZ80190AZ050SC00TR
Description
IC EZ80 ACCLAIM 50MHZ 100LQFP
Manufacturer
Zilog
Datasheet
1.EZ80190AZ050SG.pdf
(221 pages)
Specifications of EZ80190AZ050SC00TR
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
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Table 3. PRT Single-Pass Mode Operation Example
PS006614-1208
Parameter
PRT Enabled
Reload and Restart Enabled
PRT Clock Divider = 2
Single-Pass Mode
PRT Interrupt Enabled
PRT Reload Value
PRT Count
PRT Clock
Value
Interrupt
Request
(CLK/2)
IOWRN
CLK
CONTINUOUS Mode
In CONTINUOUS mode, when the end-of-count value,
matically reloads the 16-bit start value from the Timer Reload registers, TMRx_RR_H and
TMRx_RR_L. Downcounting continues on the next clock edge. In CONTINUOUS mode,
the PRT continues to count until disabled.
ing in CONTINUOUS mode. Timer register information is listed in
x
Figure 5. PRT Continuous Mode Operation Example
I/O Write to TMRx_CTL
Control Register(s)
TMRx_CTL[0]
TMRx_CTL[1]
TMRx_CTL[3:2]
TMRx_CTL[4]
TMRx_CTL[6]
{TMRx_RR_H, TMRx_RR_L}
4
Enables PRT
3
Figure 5
2
displays an example of a PRT operat-
0000h
1
Value
1
1
00b
0
0
0004h
Programmable Reload Timers
, is reached, the timer auto-
Product Specification
Table
4
4.
3
eZ80190
33
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