Z86E4412PSG Zilog, Z86E4412PSG Datasheet - Page 52

• Manufacturer Part Number: Z86E4412PSG
• Description: IC MICROCONTROLLER 16K 40-DIP
• Manufacturer: Zilog
• Series: Z8®r

Specifications of Z86E4412PSG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: EBI/EMI
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 236 x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.620", 15.75mm)
• Processor Series: Z86E4xx
• Core: Z8
• Data Bus Width: 8 bit
• Data Ram Size: 237 B
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Operating Supply Voltage: 3.5 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Development Tools By Supplier: Z86E4400ZDV, Z86E4400ZDP, Z86E4400ZDF, Z86E3400ZDV, Z86E3400ZDS, Z86E3400ZDP, Z86C4001ZDV
• Minimum Operating Temperature: 0 C
• For Use With: 309-1034 - ADAPTER 40-DIP ZIF TO 44-QFP309-1033 - ADAPTER 40-DIP TO 44-QFP309-1030 - ADAPTER 40-DIP TO 44-PLCC309-1029 - ADAPTER 40-DIP ZIF TO 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 269-3980; Z86E4412PSG

Z8 CONTROL REGISTER DIAGRAMS (Continued)
Z86E33/733/E34/E43/743/E44
CMOS Z8 OTP Microcontrollers
52
R246 P2M
* Default After Reset
D7 D6 D5 D4 D3 D2 D1 D0
R247 P3M
D7 D6
Default After Reset = 00H
† Z86E33/733/E34 Must Be 00
D5 D4 D3 D2 D1 D0
Figure 46. Port 2 Mode Register
Figure 47. 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
Reserved (Must be 0)
0 P31 = Input (TIN)
1 P31 = /DAV2/RDY2
P20 - P27 I/O Definition
P37 = Output
P35 = Output
P35 = RDY0//DAV0
0 Defines Bit as Output
1 Defines Bit as Input*
P36 = Output (TOUT)
P36 = RDY2//DAV2
P33 = /DA V1/RDY1
P33 = Input
P34 = Output
P34 = /DM
P34 = RDY1//DA V1
P33 = Input
P R E L I M I N A R Y
†
R248 P01M
D7 D6
R249 IPR
D7 D6 D5 D4
Reset Condition = 0100 1101B
For ROMless Condition = 1011 0110B
† Z86E33/733/E34 Must be 00
* Default After Reset
Figure 48. Port 0 and 1 Mode Register
Figure 49. Interrupt Priority Register
D5 D4
D3 D2 D1
D3 D2 D1 D0
F8H: Write Only
F9H: Write Only
D0
P03 - P00 Mode
Stack Selection
P17 - P10 Mode
External Memory Timing
P07 - P04 Mode
00 Output
01 Input
1X A11 - A8
0 External
1 Internal*
00 Byte Output†
01 Byte Input*
10 AD7 - AD0
1 1 High-Impedance AD7 - AD0,
0 Normal*
1 Extended
Interrupt Group Priority
IRQ1, IRQ4 Priority (Group C)
IRQ0, IRQ2 Priority (Group B)
IRQ3, IRQ5 Priority (Group A)
Reserved (Must be 0)
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
1 10 B > A > C
1 11 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 , A1 1 - A8,
*
DS97Z8X1500
Zilog