OP7100
Hardware
s
33
Keypad Interface
The OP7100 has a touchscreen, which is connected to the circuit board at
header J5. Header J6 is available for a customer-supplied keypad for the
OP7110.
Table 3-1 lists the pinouts for headers J5 and J6. The pinout for header J5
is identical to the pinout for header J6.
Figure 3-9 shows the location of headers J5 and J6.
Figure 3-9. OP7100 Headers J5 and J6 (Keypad Interface)
Figure 3-10 shows a simplified diagram of the keypad interface.
Figure 3-10. Block Diagram of OP7100 Keypad Interface
Table 3-1. OP7100 Keypad Header Pinout
Signal
Header J5/J6 Pin
Signal
Header J5/J6 Pin
ROW0
1
COL0
9
ROW1
2
COL1
10
ROW2
3
COL2
11
ROW3
4
COL3
12
ROW4
5
COL4
13
ROW5
6
COL5
14
ROW6
7
COL6
15
ROW7
8
COL7
16
J6
J5
U10
VCC
Q[07]
ROW[07]
A[07]
Y[07]
74HC244
D[07]
/COLUMN
Keypad sense
8
8
8
To J5 (or to J6) keypad
connectors
COL[07]
U8, U9
Keypad/Buzzer drive
C14C21
1 nF
RN1
47 k
Ω
Содержание OP7100
Страница 1: ...OP7100 Serial Graphic Display User s Manual 019 0065 020418 J ...
Страница 10: ...OP7100 x s About This Manual ...
Страница 16: ...OP7100 16 s Overview ...
Страница 50: ...OP7100 50 s Hardware ...
Страница 51: ...OP7100 Software s 51 CHAPTER 4 SOFTWARE Chapter 4 describes the Dynamic C functions used with the OP7100 ...
Страница 72: ...OP7100 72 s Software ...
Страница 80: ...OP7100 80 s Graphics Programming ...
Страница 86: ...OP7100 86 s Installation ...
Страница 96: ...OP7100 96 s Specifications ...
Страница 110: ...110 s Serial Interface Board 2 OP7100 ...
Страница 111: ...OP7100 Backup Battery s 111 APPENDIX E BACKUP BATTERY ...
Страница 114: ...OP7100 114 s Backup Battery ...
Страница 122: ...OP7100 122 s Index ...