User's Manual

APPROVED CHECKED DRAWN DESIGNED
Control No.
ＨＤ－ＢＡ－
Ａ０４１１０２
（１／１）
Control name
Pin Description
for EYMF2CAMM-YV
ピンレイアウト図
Pin Descriptions
Note: Unused pins should not be connected.
No. Pin Name I/O Description Block
1 GND - Ground Power
2 AIO(0) Input/Output GPIO
3 AIO(1) Input/Output
Not use
GPIO
4 RESET Input Active high RESET. With 51k ohm internal pull-down RESET
5 SPI_MISO Output SPI
6 SPI _CSB Input SPI
7 SPI _CLK Input SPI
8 SPI _MOSI Input
The pin is used for the firmware update, PS_KEY setting and Test
mode. It connects to PC.
SPI
9 GND - Ground Power
10 UART_RTS Output
Request to send.(flow control signal from host)
Tri-statable with internal pull-up
UART
11 UART_CTS Input
Clear to send.(flow control signal to host)
With weak internal pull-down
UART
12 UART_TX Output TX data to host. UART
13 UART_RX Input RX data from host. With weak internal pull-down UART
14 VDD_1.8 Input DC supply 1.8V Power
15 VDD_MEM Input DC supply 3.3V Power
16 VDD_PIO Input DC supply 3.3V Power
17 GND - Ground Power
18 GND - Ground Power
19 USB_DP Input/Output This signal should be connected to ground USB
20 USB_DN Input/Output This signal should be connected to ground USB
21 PIO(11) Input/Output Not use GPIO
22 PIO(10) Input
Configure Baud Rate[0]
GPIO
23 PIO(9) Input
Configure Baud Rate[1]
GPIO
24 PIO(8) Input
Configure Baud Rate[2]
GPIO
25 PIO(7) Input
Switch for Master/Slave mode
(For Automatic Mode)
GPIO
26 PIO(6) Input
Switch for Automatic/Command control mode
GPIO
27 GND - Ground Power
28 PIO(5) Output
Light LED[1]
GPIO
29 PIO(4) Input
This determines if Messages are generated in Automatic Mode
GPIO
30 PIO(3) Output
Light LED[0]
GPIO
31 PIO(2) Input/Output
Not use
GPIO
32 PIO(1) Input/Output
Not use
GPIO
33 PIO(0) Input/Output
Not use
GPIO
34 GND - Ground
Power
Note:
Unused pins should not be connected.
TAIYO YUDEN Co.,Ltd