20-101-0525 Rabbit Semiconductor, 20-101-0525 Datasheet - Page 121

• Manufacturer Part Number: 20-101-0525
• Description: COMPUTER SINGLE-BOARD LP3500 FOX
• Manufacturer: Rabbit Semiconductor

Specifications of 20-101-0525

• Module/board Type: Single Board Computer Module
• Product: Modules
• Processor Type: Rabbit 3000
• Sram: 512 KB
• Flash: 512 KB
• Timers: 8 bit, 10 bit
• Number Of I/os: 26
• Backup Battery: 3 V Lithium Coin Type
• Operating Voltage: 3 V to 30 V
• Board Size: 93 mm x 66 mm x 11 mm
• Description/function: Computer Module
• For Use With/related Products: LP3500
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 316-1115

C.7.3 Keypad
The functions used to control the keypad are contained in the Dynamic C
Rabbit3000\DISPLAYS\ KEYPADS\KEYPAD7.LIB
RETURN VALUE
SEE ALSO
PARAMETERS
User Keypad Interface
User’s Manual
void keyInit(void);
void keyConfig(char cRaw, char cPress,
Initializes keypad process
None.
Assigns each key with key press and release codes, and hold and repeat ticks for auto repeat and
debouncing.
cRaw is a raw key code index.
cPress is a key press code
cRelease is a key release code.
cCntHold is a hold tick, which is approximately one debounce period or 5 µs.
cSpdLo is a low-speed repeat tick, which is approximately one debounce period or 5 µs.
cCntLo is a low-speed hold tick, which is approximately one debounce period or 5 µs.
char cRelease, char cCntHold, char cSpdLo,
char cCntLo, char cSpdHi);
1x7 keypad matrix with raw key code index assignments (in brackets):
brdInit
[0]
An 8-bit value is returned when a key is pressed.
0 = Unused.
See keypadDef() for default press codes.
An 8-bit value is returned when a key is pressed.
0 = Unused.
How long to hold before repeating.
0 = No Repeat.
How many times to repeat.
0 = None.
How long to hold before going to high-speed repeat.
0 = Slow Only.
[4]
[1]
[5]
[2]
[6]
[3]
library.
LIB\
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