0X5020: Stopwatch Timer Control Register (Swt_Ctl) - Epson S1C17001 Technical Manual

0x5020: Stopwatch Timer Control Register (SWT_CTL)

Register name Address Bit
Stopwatch 0x5020 D7–5 –
Timer Control (8 bits)
D4
Register D3–1 –
(SWT_CTL)
D0
D[7:5] Reserved
D4 SWTRST: Stopwatch Timer Reset Bit
Resets the stopwatch timer.
1 (W): Reset
0 (W): Disabled
0 (R): Normally 0 when read out (default)
Writing 1 to this bit resets the counter to 0x0. When reset in Run state, the stopwatch timer restarts im-
mediately after resetting. The reset data 0x0 is retained when in Stop state.
D[3:1] Reserved
D0 SWTRUN: Stopwatch Timer Run/Stop Control Bit
Controls the stopwatch timer Run/Stop.
1 (R/W): Run
0 (R/W): Stop (default)
The stopwatch timer starts counting when SWTRUN is written as 1 and stops when written as 0. The
counter data is retained at Stop state until a reset or the next Run state.
S1C17001 TECHNICAL MANUAL
Name Function
reserved
SWTRST Stopwatch timer reset
reserved
SWTRUN Stopwatch timer run/stop control 1 Run
EPSON
16 STOPWATCH TIMER (SWT)
Setting Init. R/W
–
1 Reset 0 Ignored
–
0 Stop
Remarks
– – 0 when being read.
0 W
– –
0 R/W
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