Z86D99 ZILOG [Zilog, Inc.], Z86D99 Datasheet - Page 83

• Manufacturer Part Number: Z86D99
• Description: Low-Voltage Micro controllers with ADC
• Manufacturer: ZILOG [Zilog, Inc.]

PS003807-1002
Bit
Bit/Field
R/W
Reset
R = Read, W = Write, X = Indeterminate
Bit
Position
7_______
_6______
__5_____
___43210
T8/T16 Control Register B (CTR3)
The T8/T16 Control Register B, known as CTR3, is a new register to the Z86D99/
Z86L99 family. This register allows the T
The settings of CTR3 are described in Table 39.
Table 39. CTR3 Register (Group/Bank 0Dh, Register 3)
7
T16_
Enable
R/W
0
Bit/Field
T
T
Sync Mode
Reserved
16
8
Enable
Enable
P
6
T8_
Enable
R/W
0
R
E
L
5
Sync
Mode
R/W
0
R/W
R
R
W
W
R
R
W
W
R/W
R
W
I
M
Z86D990/Z86D991 OTP and Z86L99X ROM
4
Reserved
R/W
X
Value
1
0
1
0
1
0
1
0
1
0
1
X
I
Low-Voltage Microcontrollers with ADC
8
N
and T
A
3
R/W
X
Description
Counter Enabled
Counter Disabled
Enable Counter
Stop Counter
Counter Enabled
Counter Disabled
Enable Counter
Stop Counter
Enable Sync Mode
Diable Sync Mode
Always reads 11111
No Effect
16
R
counters to be synchronized.
Y
2
R/W
X
1
R/W
X
0
R/W
X
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