sc9s08mz16 Freescale Semiconductor, Inc, sc9s08mz16 Datasheet - Page 94
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sc9s08mz16
Manufacturer Part Number
sc9s08mz16
Description
Hcs08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.SC9S08MZ16.pdf
(270 pages)
- Current page: 94 of 270
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Chapter 6 Parallel Input/Output
6.7.10
In addition to the I/O control, port E pins are controlled by the registers listed below.
94
PTEDD[7:0]
PTEPE[7:0]
Reset
Reset
Reset
Field
Field
7:0
7:0
W
W
W
R
R
R
PTEDD7
PTEPE7
PTESE7
Port E Pin Control Registers (PTEPE, PTESE, PTEDS)
Data Direction for Port E Bits — These read/write bits control the direction of port E pins and what is read for
PTED reads.
0 Input (output driver disabled) and reads return the pin value.
1 Output driver enabled for port E bit n and PTED reads return the contents of PTEDn.
Internal Pullup Enable for Port E Bits— Each of these control bits determines if the internal pullup device is
enabled for the associated PTE pin. For port E pins that are configured as outputs, these bits have no effect and
the internal pullup devices are disabled.
0 Internal pullup device disabled for port E bit n.
1 Internal pullup device enabled for port E bit n.
0
0
0
7
7
7
Figure 6-33. Output Slew Rate Control Enable for Port E (PTESE)
PTEDD6
PTEPE6
PTESE6
0
0
0
6
6
6
Figure 6-32. Internal Pullup Enable for Port E (PTEPE)
Table 6-22. PTEDD Register Field Descriptions
Table 6-23. PTEPE Register Field Descriptions
Figure 6-31. Data Direction for Port E (PTEDD)
SC9S08MZ16 MCU Data Sheet, Rev. 0 Draft C
PTEDD5
PTEPE5
PTESE5
0
0
0
5
5
5
PTEDD4
PTEPE4
PTESE4
0
0
0
4
4
4
Description
Description
PTEDD3
PTEPE3
PTESE3
3
0
3
0
3
0
PTEDD2
PTEPE2
PTESE2
0
0
0
2
2
2
PTEDD1
PTEPE1
PTESE1
Freescale Semiconductor
0
0
0
1
1
1
PTEDD0
PTEPE0
PTESE0
0
0
0
0
0
0
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