Z86E3016ESE ZILOG [Zilog, Inc.], Z86E3016ESE Datasheet - Page 59

• Manufacturer Part Number: Z86E3016ESE
• Description: Z8 4K OTP Microcontroller
• Manufacturer: ZILOG [Zilog, Inc.]

Zilog
DS97Z8X0500
R247 P3M
R246 P2M
* Default After Reset
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
Default After Reset = 00H
† Z86E30/E31 Must Be 00
Figure 51. Port 2 Mode Register
Figure 52. Port 3 Mode Register
F6H: Write Only
F7H: Write Only
00
01
10
11
0 P30 = Input
0 Port 2 Open-Drain
1 Port 2 Push-pull Active
0 P31, P32 Digital Mode
1 P31, P32 Analog Mode
0 P32 = Input
1 P32 = /DAV0/RDY0
0 P31 = Input (TIN)
1 P31 = /DAV2/RDY2
Reserved (Must be 0)
P20 - P27 I/O Definition
0 Defines Bit as Output
1 Defines Bit as Input*
P37 = Output
P35 = Output
P35 = RDY0//DAV0
P36 = Output (TOUT)
P36 = RDY2//DAV2
P33 = /DAV1/RDY1
P33 = Input
P34 = Output
P33 = Input
P34 = /DM
P34 = RDY1//DAV1
P R E L I M I N A R Y
†
R248 P01M
D7 D6 D5 D4 D3 D2 D1 D0
R249 IPR
Reset Condition = 0100 1101B
For ROMless Condition = 1011 0110B
† Z86E30/E31 Must be 00
D7 D6 D5 D4
Figure 53. Port 0 and 1 Mode Register
Figure 54. Interrupt Priority Register
D3 D2 D1 D0
Z86E30/E31 Only
F8H: Write Only
F9H: Write Only
Z8 4K OTP Microcontroller
P17 - P10 Mode
P03 - P00 Mode
Stack Selection
External Memory Timing
P07 - P04 Mode
Interrupt Group Priority
IRQ1, IRQ4 Priority (Group C)
IRQ0, IRQ2 Priority (Group B)
IRQ3, IRQ5 Priority (Group A)
Reserved (Must be 0)
00 Byte Output†
01 Byte Input
10 AD7 - AD0
11 High-Impedance AD7 - AD0,
00 Output
01 Input
1X A11 - A8
0 External
1 Internal
0 Normal
1 Extended
00 Output
01 Input
1X A15 - A12
000 Reserved
001 C > A > B
010 A > B > C
011 A > C > B
100 B > C > A
101 C > B > A
110 B > A > C
111 Reserved
0 IRQ1 > IRQ4
1 IRQ4 > IRQ1
0 IRQ2 > IRQ0
1 IRQ0 > IRQ2
0 IRQ5 > IRQ3
1 IRQ3 > IRQ5
A15 - A12, If Selected
/AS, /DS, /R//W, A11 - A8,
Z86E30/E31/E40
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