127
CHAPTER 8 8-BIT TIMER/EVENT COUNTERS 2 TM2 AND 3 TM3
Preliminary User’s Manual U14581EJ3V0UM00
(3) Port mode register 4 (PM4)
This register sets port 4 to the input or output mode in 1-bit units.
To use the P43/TIO2 and P44/TIO3 pins as timer output pins, clear the output latches of PM43 and PM44 and
P43 and P44 to 0.
PM4 is set with a 1-bit or 8-bit memory manipulation instruction.
RESET input sets PM4 to FFH.
Figure 8-6. Port Mode Register 4 (PM4) Format
Address: FF24H After Reset: FFH R/W
Symbol
7
6
5
4
3
2
1
0
PM4
1
1
1
PM44
PM43
PM42
PM41
PM40
PM4n
P4n Pin I/O Mode Selection
0
Output mode (output buffer on)
1
Input mode (output buffer off)
Remark
n = 0 to 4
Содержание mPD780852 Series
Страница 2: ...2 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 8: ...8 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 12: ...12 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 26: ...26 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 46: ...46 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 74: ...74 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 90: ...90 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 100: ...100 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 136: ...136 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 142: ...142 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 186: ...186 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 222: ...222 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 230: ...230 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 240: ...240 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 262: ...262 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 296: ...296 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 304: ...304 Preliminary User s Manual U14581EJ3V0UM00 MEMO...
Страница 314: ...314 Preliminary User s Manual U14581EJ3V0UM00 MEMO...