Z86L70 Datasheet, PDF (25/61 Pages) Zilog, Inc. – IR/Low-Voltage Microcontroller

Zilog
CTR1 (D)01: 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_ ----32--
R/W
Filter
Initial_T8_Out/
Rising_Edge
Initial_T16_Out/
Falling _Edge
------1-
R/W
R
W
-------0
R/W
R
W
Z86L70/71/75/C71
IR/Low-Voltage Microcontroller
Value
0
Description
Transmit Mode
1
1
Demodulation Mode
Transmit Mode
0
Port Output
1
T8/T16 Output
Demodulation Mode
0
P31
1
P20
Transmit Mode
00
AND
01
OR
10
NOR
11
NAND
Demodulation Mode
00
Falling Edge
01
Rising Edge
10
Both Edges
11
Reserved
Transmit Mode
00
Normal Operation
01
Ping-Pong Mode
10
T16_Out=0
11
T16_Out=1
Demodulation Mode
00
No Filter
01
4 SCLK Cycle
10
8 SCLK Cycle
11
16 SCLK Cycle
Transmit Mode
0
T8_OUT is 1 Initially
1
T8_OUT is 1 Initially
Demodulation Mode
0
No Rising Edge
1
Rising Edge Detected
0
No Effect
1
Reset Flag to 0
Transmit Mode
0
T16_OUT is 0 Initially
1
T16_OUT is 1 Initially
Demodulation Mode
0
No Falling Edge
1
Falling Edge Detected
0
No Effect
1
Reset Flag to 0
DS97LVO0500
PRELIMINARY
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