Toshiba H1 Series Data Book page 175

TMP92CZ26A
3.7.22 Port W (PW0 to PW7)
Port W0 to W7 are 8-bit general-purpose I/O ports. Each bit can be set individually for
input or output. Resetting sets port W0 to W7 to input port and output latch to "0".
Above setting is used the control register PWCR and function register PWFC.
Reset
Direction
control
(on bit basis)
PWCR write
Function
control
(on bit basis)
PWFC write
R PW0 to PW7
Output latch
PW write
S
B
Selector
PW read A
Figure 3.7.61 Port W0 to W7
92CZ26A-172