Rainbow Electronics DS1680 - Manual (Page 13)

DS1680
13 of 23
CONVERSION TIMING Figure 7a
PEN_OFF
PD A0 A1 X Y
NEW_DATA
P D PD PD PD PD X X X X Y Y Y Y A0 A0 A1 A1
X - Y
Measure
A0 - A1
Measure
A1 A0 PD PD PD P D
AVG = 0 (Disabled)
AVG = 1 (Enabled)
NEW_DATA
Pen Down
X to Y MEASUREMENT Figure 7b
AIN0 to AIN1 MEASUREMENT Figure 7c
PD 1001 00
1 State Cycle = 16 Main Clock Cycles
11
30 28-36 10-18 13-5 21
115 state cycles
30
PD 111001 00
13-5
Y-drivers
on
X-drivers
on
PD A 0
1 State Cycle = 16 Main Clock Cycles
PD A 1
30 20 6 18 6 35 30
115 state cycles
T
0