Maxq family user’s guide: maxq2000 supplement – Maxim Integrated MAXQ Family Users Guide: MAXQ2000 Supplement User Manual
Page 42
MAXQ Family User’s Guide:
MAXQ2000 Supplement
Register Name:
PO4
Register Description:
Port 4 Output Register
Register Address:
M1[00h]
Bits 0 to 4: (PO4.0 to PO4.4) Port 4 Output. This register stores the data that will be output on any of the pins of Port 4 that have been
defined as output pins. If the port pins are in input mode, this register controls the weak pullup for each pin. Changing the data direc-
tion of any pins for this port (through register PD4) will not affect the value in this register.
Bits 5 to 7: (PO4.5 to PO4.7) Reserved
Register Name:
PO5
Register Description:
Port 5 Output Register
Register Address:
M1[01h]
Bits 0 to 7: (PO5.0 to PO5.7) Port 5 Output. This register stores the data that will be output on any of the pins of Port 5 that have been
defined as output pins. If the port pins are in input mode, this register controls the weak pullup for each pin. Changing the data direc-
tion of any pins for this port (through register PD5) will not affect the value in this register.
Register Name:
PO6
Register Description:
Port 6 Output Register
Register Address:
M1[02h]
Bits 0 to 7: (PO6.0 to PO6.7) Port 6 Output. This register stores the data that will be output on any of the pins of Port 6 that have been
defined as output pins. If the port pins are in input mode, this register controls the weak pullup for each pin. Changing the data direc-
tion of any pins for this port (through register PD6) will not affect the value in this register.
Bit #
7
6
5
4
3
2
1
0
Name
—
—
—
PO2.4
PO2.3
PO2.2
PO2.1
PO2.0
Reset
0
0
0
1
1
1
1
1
Access
r
r
r
r/w
r/w
r/w
r/w
r/w
Bit #
7
6
5
4
3
2
1
0
Name
PO5.7
PO5.6
PO5.5
PO5.4
PO5.3
PO5.2
PO5.1
PO5.0
Reset
1
1
1
1
1
1
1
1
Access
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Bit #
7
6
5
4
3
2
1
0
Name
PO6.7
PO6.6
PO6.5
PO6.4
PO6.3
PO6.2
PO6.1
PO6.0
Reset
1
1
1
1
1
1
1
1
Access
r/w
r/w
r/w
r/w
r/w
r/w
r/w
r/w
Maxim Integrated
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