Toshiba H1 Series - Manual (Page 175)

TMP92CZ26A
92CZ26A-172
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.
Figure 3.7.61 Port W0 to W7
Selector
A
B S
PW0 to PW7
PW read
Direction
control
(on bit basis)
PWCR write
Function
control
(on bit basis)
PWFC write
R
Output latch
PW write
Reset
Internal dat
a
bus