FMC32 Hardware User's Manual
YA7174-0E
- 8 -
CN4
For connection with SPI
Terminal name
Terminal No.
I/O
Signal description
CS 1
IN
SPI CS signal input
MODE 2
IN
MODE signal to PCD2112
Note 1
CSK 3
IN
SPI clock
GND 4
IN
GND
DI 5
IN
SPI DI
DO 6
OUT
SPI
DO
Note 1:
When connecting with PUSB-3503 (USB-SPI conversion unit), MODE signal is connected to GND. The
mode become the PC control one. When not connecting with it, the mode become the stand-alone one.
6-2. SW1 settings
[SW1 to 5 setting]
SW1 No.
DSW=ON
DSW=OFF(default)
SW1-1 Operation
starts
Note 1
Operation stops
Note 1
SW1-2
Excitation ON
Note 2
Excitation OFF
Note 2
SW1-3 Pulse
string
output
Use built-in driver
SW1-4
1-2 phase excitation (HALF)
2 phase excitation (FULL)
SW1-5
±EL is ON by turning photocoupler
OFF
±EL is ON by turning photocoupler
ON
SW1-6
Unused
Unused
Note 1
: Its feature is the same as the external STA input. If you input the STA signal externally, turn SW1-1 OFF.
Note 2
: Its feature is the same as the external MON input. If you input the MON signal externally, turn SW1-2 OFF.
6-3. LED display
[LED displays]
LED name
LED=ON
LED=OFF
MODE
PC control one
Stand-alone mode
MON
Excitation ON
Excitation OFF
END Operation
completes
Operating
3.3V
Power ON
Power OFF
Please see "8. External diameters and component layout" regarding to LED alignment.
