R01UH0822EJ0100 Rev.1.00
Page 330 of 1041
Jul 31, 2019
RX13T Group
19. Multi-Function Timer Pulse Unit 3 (MTU3c)
MTU5.TCR2U, MTU5.TCR2V, MTU5.TCR2W
x: Don't care
TPSC2[2:0] Bits (Time Prescaler Select)
These bits select the TCNT count clock source. Refer to
for details.
CKEG[1:0] Bits (Clock Edge Select)
These bits select the edge of the count clock signal input from the MTIOC1A pin.
Table 19.6
TPSC[2:0], TPSC2[2:0] (MTU0)
x: Don't care
Address(es): MTU5.TCR2U 0009 5485h, MTU5.TCR2V 0009 5495h, MTU5.TCR2W 0009 54A5h
b7
b6
b5
b4
b3
b2
b1
b0
—
—
—
CKEG[1:0]
TPSC2[2:0]
Value after reset:
0
0
0
0
0
0
0
0
Bit
Symbol
Bit Name
Description
R/W
b2 to b0
Time Prescaler Select
R/W
b4, b3
Clock Edge Select
b4 b3
0 0: Counts at the rising edge.
0 1: Counts at the falling edge.
1 x: Counts at both edges.
R/W
b7 to b5
—
Reserved
These bits are read as 0. The write value should be 0.
R/W
Channel
TCR2 register
TCR register
Description
Bit 2
Bit 1
Bit 0
Bit 2
Bit 1
Bit 0
TPSC2[2] TPSC2[1] TPSC2[0] TPSC[2]
TPSC[1]
TPSC[0]
MTU0
0
0
0
0
0
0
Internal clock: counts on PCLKB/1
0
0
0
0
0
1
Internal clock: counts on PCLKB/4
0
0
0
0
1
0
Internal clock: counts on PCLKB/16
0
0
0
0
1
1
Internal clock: counts on PCLKB/64
0
0
0
1
0
0
External clock: counts on MTCLKA pin input
0
0
0
1
0
1
External clock: counts on MTCLKB pin input
0
0
0
1
1
0
External clock: counts on MTCLKC pin input
0
0
0
1
1
1
External clock: counts on MTCLKD pin input
0
0
1
x
x
x
Internal clock: counts on PCLKB/2
0
1
0
x
x
x
Internal clock: counts on PCLKB/8
0
1
1
x
x
x
Internal clock: counts on PCLKB/32
1
0
0
x
x
x
Internal clock: counts on PCLKB/256
1
0
1
x
x
x
Internal clock: counts on PCLKB/1024
1
1
0
x
x
x
Setting prohibited
1
1
1
x
x
x
External clock: counts on MTIOC1A pin input