Z86C61 Datasheet, PDF (37/46 Pages) Zilog, Inc. – CMOS Z8 MICROCONTROLLER

Z8 EXPANDED REGISTER FILE CONTROL REGISTERS
Z86C61/62/96
Z8^® MICROCONTROLLER
P4 (FH) 02H
D7 D6 D5 D4 D3 D2 D1 D0
P45M (FH) 06H
D4
D0
Data
0 Defines Level 0
1 Defines Level 1
Figure 46. Port 4 Data Register
(F)02: (Read/Write)
P4M (FH) 03H
D7 D6 D5 D4 D3 D2 D1 D0
0 Port 4 Open-drain*
1 Port 4 Push-pull
Reserved (Must be 0)
0 Port 5 Open-drain*
1 Port 5 Push-pull
Reserved (Must be 0)
*Default Value After RESET
Figure 50. Port 4/5 Mode Register
(F)06: (Write Only)
P40 - P47 I/O Definition
0 Defines Bit as Output
1 Defines Bit as Input
P6 (FH) 07H
D7 D6 D5 D4 D3 D2 D1 D0
Figure 47. Port 4 Direction Register
(F)03: (Write Only)
P5 (FH) 04H
D7 D6 D5 D4 D3 D2 D1 D0
Data
0 Defines Level 0
1 Defines Level 1
Figure 48. Port 5 Data Register
(F)04: (Read/Write)
P5D (FH) 05H
D7 D6 D5 D4 D3 D2 D1 D0
*Default Value After RESET
P50 - P57 I/O Definition
0 Defines Bit as Output
1 Defines Bit as Input*
Figure 49. Port 5 Direction Register
(F)05: (Write Only)
Data
0 Defines Level 0
1 Defines Level 1
Reserved (Must be 0)
Figure 51. Port 6 Data Register
(F)07: (Read/Write)
P6D (FH) 08H
D3 D2 D1 D0
*Default Value After RESET
P60 - P63 I/O Definition
0 Defines Bit as Output
1 Defines Bit as Input*
Reserved (Must be 0)
Figure 52. Port 6 Direction Register
(F)08: (Write Only)
P6M (FH) 09H
D7 D6 D5 D4 D3 D2 D1 D0
*Default Value After RESET
0 Port 6 Open-drain*
1 Port 6 Push-pull
Figure 53. Port 6 Mode Register
(F)09: (Write Only)
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