m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 108

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

Fig. 7.2.2 Structure of timer A clock division select register
7.2.2 Timer A clock division select register
In the timer mode, one-shot pulse mode, and pulse width modulation (PWM) mode, the count source select
bits (bits 6 and 7 at addresses 56
1 at address 45
select register. Table 7.2.3 lists the count source (in the timer mode, one-shot pulse mode, and pulse width
modulation (PWM) mode).
Timer A clock division select register (Address 45
7 to 2
Bit
0
1
Timer A clock division select bits
The value is “0” at reading.
16
) select the count source. Figure 7.2.2 shows the structure of the timer A clock division
Bit name
16
to 5A
7905 Group User’s Manual Rev.1.0
16
See Table 7.2.3.
, D6
16
to DA
16
)
Table 7.2.3 Count source (in timer mode, one-shot
Count source select bits
(bits 6 and 7 at addresses
56
16
16
), and timer A clock division select bits (bits 0 and
to 5A
Function
16
00
01
10
11
, D6
16
to DA
pulse mode, and pulse width modulation
(PWM) mode)
16
)
f
00
f
f
f
512
16
64
2
Timer A clock division select bits
b7 b6 b5 b4 b3 b2 b1 b0
(bits 0 and 1 at address 45
7.2 Block description
f
01
f
f
4096
f
16
64
1
At reset
0
0
0
TIMER A
f
f
10
f
4096
f
512
64
1
R/W
RW
RW
–
16
Do not
select.
)
11
7-5