Setioportregister – Renesas M16C/62P Group User Manual
Page 80
Rev.1.00 2007.11.1
REC10B0002-0100
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__SetIOPortRegister
Synopsis
Boolean __SetIOPortRegister(unsigned long data1, unsigned int data2, unsigned
int data3, unsigned int data4)
data1
Setup data 1
data2
Setup data 2
data3
Setup data 3
data4
Setup data 4
Description
[data1]
Set the operating condition of a specified I/O port in each relevant register.
The definition values corresponding to each I/O port register are listed below.
RAPI_PORT_0 Port
P0
register
RAPI_PORT_1
Port P1 register
RAPI_PORT_2
Port P2 register
RAPI_PORT_3
Port P3 register
RAPI_PORT_4
Port P4 register
RAPI_PORT_5
Port P5 register
RAPI_PORT_6
Port P6 register
RAPI_PORT_7
Port P7 register
RAPI_PORT_8
Port P8 register
RAPI_PORT_9
Port P9 register
RAPI_PORT_10
Port P10 register
RAPI_PORT_11
Port P11 register
RAPI_PORT_12
Port P12 register
RAPI_PORT_13
Port P13 register
RAPI_PORT_14
Port P14 register
The definition values related to port settings are described below.
RAPI_LATCH
Set to read the port latch regardless of whether the port is set for input or
output. Specifiable only when port P1 is used.
[data2]
Specify the set value for the port direction register corresponding to a selected port.
[data3]
Specify the set value for the pullup control register corresponding to a selected port.
[data4]
Specify
0.
Return value
If the I/O port register specification is incorrect, RAPI_FALSE is returned; otherwise,
RAPI_TRUE is returned.
Functionality
I/O port
Reference
,
Remark
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