m37280eksp Mitsumi Electronics, Corp., m37280eksp Datasheet - Page 28

• Manufacturer Part Number: m37280eksp
• Description: Single-chip 8-bit Cmos Microcomputer With Closed Caption Decoder And On-screen Display Controller
• Manufacturer: Mitsumi Electronics, Corp.

Fig. 12.4.2 Timer Mode Register 2
28
Timer Mode Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Note: Either f(X
1, 4 Timer 4 count source
0
B
2
3
5 Timer 5 count stop bit
6 Timer 6 count stop bit
7 Timer 5 count source
Timer mode register 2 (TM2) [Address 00F5
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Timer 3 count source
selection bit (TM20)
selection bits
(TM21, TM24)
Timer 3 count stop bit
(TM22)
Timer 4 count stop bit
(TM23)
(TM25)
(TM26)
selection bit 1
(TM27)
Name
IN
M37280MF–XXXSP, M37280MK–XXXSP
) or f(X
CIN
) is selected by bit 7 of the CPU mode register.
0: Count start
1: Count stop
0: Count start
1: Count stop
0: Count start
1: Count stop
0: f(X
1: Count source selected by bit 6
(b6 at address 00C7
0: Count start
1: Count stop
0
1
0
1
b4 b1
0
0
1
1
of TM1
b0
0 : f(X
0 : f(X
1 :
1 :
0 : Timer 3 overflow signal
1 : f(X
0 : f(X
1 : f(X
IN
)/16 or f(X
IN
CIN
IN
IN
CIN
External clock from TIM3 pin
Functions
)/16 or f(X
)/16 or f(X
)/2 or f(X
)
)
CIN
)/16 (See note)
and ON-SCREEN DISPLAY CONTROLLER
16
16
CIN
)
CIN
CIN
]
)/2 (See note)
)/16 (See note)
)/16 (See note)
MITSUBISHI MICROCOMPUTERS
M37280EKSP
After reset R W
0
0
0
0
0
0
0
R W
R W
R W
R W
R W
R W
R W
Rev. 1.0