Toshiba H1 Series Data Book page 168

bit Symbol
PT
(00A0H) Read/Write
After reset
PTCR
bit Symbol PT7C
(00A2H)
Read/Write
After reset
Function
bit Symbol PT7F
PTFC
Read/Write
(00A3H)
After reset
Function
PT7D
bit Symbol
PTDR
(009BH)
Read/Write
After reset
Function
Note1: Read-Modify-Write is prohibited for the registers PTCR, PTFC.
Note2: When PT is used as LD15 to LD8, set applicable PTnC to"1".
7 6 5
PT7 PT6 PT5
Data from external port (Output latch register is cleared to "0")
Port T control register
7 6 5
PT6C PT5C
0 0 0
Port T function register
7 6 5
PT6F PT5F
0 0 0
0: Port 1: Data bus for LCDC (LD15 to LD8)
Port T drive register
7 6 5
PT6D PT5D
1 1 1
Input/Output buffer drive register for standby mode
Figure 3.7.53 Register for Port T
92CZ26A-165
Port T register
4 3
PT4 PT3
R/W
4 3
PT4C PT3C
W
0 0
0: Input 1: Output
4 3
PT4F PT3F
W
0 0
4 3
PT4D PT3D
R/W
1 1
TMP92CZ26A
2 1 0
PT2 PT1 PT0
2 1 0
PT2C PT1C PT0C
0 0 0
2 1 0
PT2F PT1F PT0F
0 0 0
2 1 0
PT2D PT1D PT0D
1 1 1