7480 Datasheet, PDF (26/98 Pages) Bi technologies – 7/8 Diameter 5-Turn Wirewound Precision Potentiometer

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MITSUBISHI MICROCOMPUTERS
7480/7481 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
b7
b0
b7
b0
Timer X mode register (TXM : address 00F6 16)
Timer Y mode register (TYM : address 00F716)
Timer X operating mode bits
b2 b1 b0
0 0 0 : Timer event count mode
0 0 1 : Pulse output mode
0 1 0 : Pulse cycle measurement mode
0 1 1 : Pulse width measurement mode
1 0 0 : Programmable waveform generation mode
1 0 1 : Programmable one-shot output mode
1 1 0 : PWM mode
1 1 1 : Not used
Timer X write control bit
0 : Writing to both latch and timer
1 : Writing to latch only
Output level latch
0 : “L” output
1 : “H” output
Timer X trigger selection bit
0 : Timer X free run in programmable waveform generation
mode
1 : Trigger occurrence (input signal of INT 0 pin) and timer
X start in programmable waveform generation mode.
Timer X count source selection bits
b7 b6
0 0 : f(XIN)/2
0 1 : f(XIN)/8
1 0 : f(XIN)/16
1 1 : Input from CNTR0 pin
Timer Y operating mode bits
b2 b1 b0
0 0 0 : Timer event count mode
0 0 1 : Pulse output mode
0 1 0 : Pulse cycle measurement mode
0 1 1 : Pulse width measurement mode
1 0 0 : Programmable waveform generation mode
1 0 1 : Programmable one-shot output mode
1 1 0 : PWM mode
1 1 1 : Not used
Timer Y write control bit
0 : Writing to both latch and timer
1 : Writing to latch only
Output level latch
0 : “L” output
1 : “H” output
Timer Y trigger selection bit
0 : Timer Y free run in programmable waveform
generation mode
1 : Trigger occurrence (input signal of INT 1 pin) and timer
Y start in programmable waveform generation mode.
Timer Y count source selection bits
b7 b6
0 0 : f(XIN)/2
0 1 : f(XIN)/8
1 0 : f(XIN)/16
1 1 : Input from CNTR1 pin
b7
b0
Timer XY control register (TXYCON : address 00F8 16)
Timer X stop control bit
0 : Count operation
1 : Count stop
Timer Y stop control bit
0 : Count operation
1 : Count stop
Not used (all “0” at read)
Fig. 18 Structure of timer X/timer Y mode register and timer XY control register
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