tmp19a61f10xbg TOSHIBA Semiconductor CORPORATION, tmp19a61f10xbg Datasheet - Page 182

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tmp19a61f10xbg

Manufacturer Part Number
tmp19a61f10xbg
Description
32-bit Tx System Risc Tx19 Family
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet

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7.24 Port O (PO0~PO7)
KEY0~KEY3
PO read
(Function control)
The port O is a general-purpose, 8-bit input/output port. For this port, inputs and outputs
can be specified in units of bits. Outputs can be set by using the control register POCR. A
reset allows all bits of the PO and POCR to be cleared to "0," and the port O to be put in
output disable mode.
functions: PO0 through PO3 have Key on wake-up input function (KEY0 through KEY3).,
PO4 through PO6 have HUART/HSIO function.
register of the corresponding port and set the open drain control register along with the
serial setting register. When the function registers 1 and 2 are set, the setting in the register
1 is prioritized.
(Output control)
(Output control)
(Output latch)
(Input control)
POPUP
POFC1
POCR
POIE
Besides the general-purpose input/output port function, the port O performs other
If the port N is used as a port HUART/HSIO function, select the function with the function
PO
Fig. 7.56 Port O (PO0~PO3)
TMP19A61(rev1.0) 7-181
STOP/RESET
Drive disable
0
1
TMP19A61
Port O
PO0~PO2
(KEY0~KEY3)
RESET

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