z8f1601 ZiLOG Semiconductor, z8f1601 Datasheet - Page 59

• Manufacturer Part Number: z8f1601
• Description: Z8 Encore!? Microcontroller With Flash Memory And 10-bit A/d Converter
• Manufacturer: ZiLOG Semiconductor

Table 18. Port A-H High Drive Enable Sub-Registers
PS017609-0803
RESET
FIELD
ADDR
BITS
R/W
PHDE7
R/W
7
0
Port A-H High Drive Enable Sub-Registers
The Port A-H High Drive Enable sub-register (Table 18) is accessed through the Port A-H
Control register by writing
Port A-H High Drive Enable sub-registers to 1 configures the specified port pins for high
current output drive operation. The Port A-H High Drive Enable sub-register affects the
pins directly and, as a result, alternate functions are also affected.
PHDE[7:0]—Port High Drive Enabled
0 = The Port pin is configured for standard output current drive.
1 = The Port pin is configured for high output current drive.
Port A-H Stop Mode Recovery Source Enable Sub-Registers
The Port A-H STOP Mode Recovery Source Enable sub-register (Table 19) is accessed
through the Port A-H Control register by writing
Setting the bits in the Port A-H STOP Mode Recovery Source Enable sub-registers to 1
configures the specified Port pins as a STOP Mode Recovery source. During STOP Mode,
any logic transition on a Port pin enabled as a STOP Mode Recovery source initiates
STOP Mode Recovery.
If 04H in Port A-H Address Register, accessible via Port A-H Control Register
PHDE6
R/W
6
0
PHDE5
R/W
5
0
04H
to the Port A-H Address register. Setting the bits in the
PHDE4
R/W
4
0
Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
PHDE3
R/W
3
0
05H
to the Port A-H Address register.
PHDE2
R/W
2
0
PHDE1
General-Purpose I/O
R/W
1
0
Z8 Encore!
PHDE0
R/W
0
0
®
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