Z86D990 Datasheet, PDF (57/102 Pages) Zilog, Inc. – Low-Voltage Micro controllers with ADC

Z86D990/Z86D991 OTP and Z86L99X ROM
Low-Voltage Microcontrollers with ADC
50
T8 (8-Bit)
Demodulation Mode
Disable TC8
T8 Enable
No
CTR0, D7
Yes
FFh→ TC8
First
No ^{Edge Present}
Yes
Enable TC8
T8_Enable
No
Bit Set
Yes
No
Edge Present
Yes
Set Edge Present Status
Bit and Trigger Data
Capture Int. if Enabled
No
T8 Time Out
Yes
Set Time-out Status
Bit and Trigger Time
Out Int. if Enabled
Continue Counting
Figure 35. Demodulation Mode Flowchart
PS003807-1002
PRELIMINARY