Z86C72 Datasheet, PDF (36/71 Pages) Zilog, Inc. – IR MICROCONTROLLER

Z86C72/C92/L72/L92
IR Microcontroller
FUNCTIONAL DESCRIPTION (Continued)
CTR1(D)H01: Controls the functions in common with the T8 and T16.
Mode
Field
Bit Position
7-------
R/W
P36_Out/
Demodulator_Input
-6------
R/W
T8/T16_Logic/
Edge _Detect
--54----
R/W
Transmit_Submode/Glitch_Filter ----32--
R/W
Initial_T8_Out/
Rising_Edge
------1-
R/W
Initial_T16_Out/
Falling _Edge
-------0
Note: *Indicates the value upon Power-On Reset
R/W
R
W
Value
0*
1
0*
1
0
1
00
01
10
11
00
01
10
11
00
01
10
11
00
01
10
11
0
1
0
1
0
1
0
1
0
1
0
1
Zilog
Description
Transmit Mode
Demodulation Mode
Transmit Mode
Port Output
T8/T16 Output
Demodulation Mode
P31
P20
Transmit Mode
AND
OR
NOR
NAND
Demodulation Mode
Falling Edge
Rising Edge
Both Edges
Reserved
Transmit Mode
Normal Operation
Ping-Pong Mode
T16_Out=0
T16_Out=1
Demodulation Mode
No Filter
4 SCLK Cycle
8 SCLK Cycle
16 SCLK Cycle
Transmit Mode
T8_OUT is 0 Initially
T8_OUT is 1 Initially
Demodulation Mode
No Rising Edge
Rising Edge Detected
No Effect
Reset Flag to 0
Transmit Mode
T16_OUT is 0 Initially
T16_OUT is 1 Initially
Demodulation Mode
No Falling Edge
Falling Edge Detected
No Effect
Reset Flag to 0
6-36
PRELIMINARY
DS97LVO0900