Datasheet

Section 12 Timer W
Rev. 3.00 Sep. 14, 2006 Page 169 of 408
REJ09B0105-0300
Bit Bit Name
Initial
Value R/W Description
1
0
IOA1
IOA0
0
0
R/W
R/W
I/O Control A1 and A0
When IOA2 = 0,
00: No output at compare match
01: 0 output to the FTIOA pin at GRA compare match
10: 1 output to the FTIOA pin at GRA compare match
11: Output toggles to the FTIOA pin at GRA compare
match
When IOA2 = 1,
00: Input capture at rising edge of the FTIOA pin
01: Input capture at falling edge of the FTIOA pin
1X: Input capture at rising and falling edges of the FTIOA
pin
[Legend]
X: Don't care
12.3.6 Timer I/O Control Register 1 (TIOR1)
TIOR1 selects the functions of GRC and GRD, and specifies the functions of the FTIOC and
FTIOD pins.
Bit Bit Name
Initial
Value R/W Description
7  1  Reserved
This bit is always read as 1.
6 IOD2 0 R/W I/O Control D2
Selects the GRD function.
0: GRD functions as an output compare register
1: GRD functions as an input capture register
When GRB buffer operation has been selected by
BUFEB in TMRW, select the same function as GRB.