Timer I/O Control Register 1 (Tior1) - Renesas H8/36912 Series User Manual

Bit Bit Name
1 IOA1
0 IOA0
[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

7
6 IOD2
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Initial
Value R/W Description
0 R/W I/O Control A1 and A0
0 R/W 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
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
Initial
Value R/W Description

1 Reserved
This bit is always read as 1.
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.
match
pin
Rev. 1.00, 11/03, page 161 of 376