Microchip Technology AC244055 数据表
PIC16(L)F1938/9
DS40001574C-page 350
2011-2013 Microchip Technology Inc.
FIGURE 27-16:
TYPE-B WAVEFORMS IN 1/3 MUX, 1/3 BIAS DRIVE
V
3
V
2
V
1
V
0
V
3
V
2
V
1
V
0
V
3
V
2
V
1
V
0
V
3
V
2
V
1
V
0
V
3
V
2
V
1
V
0
V
3
V
2
V
1
V
0
-V
3
-V
2
-V
1
V
3
V
2
V
1
V
0
-V
3
-V
2
-V
1
COM0 pin
COM1 pin
COM2 pin
SEG0 pin
SEG1 pin
COM0-SEG0
COM0-SEG1
COM2
COM1
COM0
COM0
SEG0
SEG1
SEG2
segment voltage
(inactive)
segment voltage
(active)
2 Frames
Note:
1 Frame = 2 single segment times.
1 Segment Time