Z8F6421PM020SC Datasheet, PDF (59/299 Pages) Zilog, Inc. – High Performance 8-Bit Microcontrollers Z8 Encore-R 64K Series

Z8 Encore!^® 64K Series
Z8 Encore!
39
Port B Address
PBADDR (FD4H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port B Address[7:0]
Selects Port Sub-Registers:
00H = No function
01H = Data direction
02H = Alternate function
03H = Output control (open-drain)
04H = High drive enable
05H = STOP mode recovery enable
06H-FFH = No function
Port B Control
PBCTL (FD5H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port B Control[7:0]
Provides Access to Port Sub-Registers
Port B Input Data
PBIN (FD6H - Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
Port B Input Data [7:0]
Port B Output Data
PBOUT (FD7H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port B Output Data [7:0]
Port C Input Data
PCIN (FDAH - Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
Port C Input Data [7:0]
Port C Output Data
PCOUT (FDBH - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port C Output Data [7:0]
Port D Address
PDADDR (FDCH - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port D Address[7:0]
Selects Port Sub-Registers:
00H = No function
01H = Data direction
02H = Alternate function
03H = Output control (open-drain)
04H = High drive enable
05H = STOP mode recovery enable
06H-FFH = No function
Port D Control
PDCTL (FDDH - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port D Control[7:0]
Provides Access to Port Sub-Registers
Port C Address
PCADDR (FD8H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port C Address[7:0]
Selects Port Sub-Registers:
00H = No function
01H = Data direction
02H = Alternate function
03H = Output control (open-drain)
04H = High drive enable
05H = STOP mode recovery enable
06H-FFH = No function
Port C Control
PCCTL (FD9H - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port C Control[7:0]
Provides Access to Port Sub-Registers
Port D Input Data
PDIN (FDE H- Read Only)
D7 D6 D5 D4 D3 D2 D1 D0
Port D Input Data [7:0]
Port D Output Data
PDOUT (FDFH - Read/Write)
D7 D6 D5 D4 D3 D2 D1 D0
Port D Output Data [7:0]
PS019915-1005
Control Register Summary