TYAN S5547 - Page 12

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12
J3: JTAG Header for CPLD (for EFI)
Signal
Pin
Pin
Signal
CPLD_JTAG_TCK
1
2
GND
CPLD_JTAG_TDO
3
4
+3.3V
CPLD_JTAG_TMS
5
6
NC
NC
7
8
GND
CPLD_JTAG_TDI
9
10
KEY
J4: Port 80 Header for CPLD (for EFI)
Signal
Pin
Pin
Signal
CPLD_SMBCLK
1
2
+3.3V
CPLD_SMBDATA
3
4
CPLD_7SEG_LEDA
CPLD_7SEG_DGH_LR
5
6
+3.3V
GND
7
8
CPLD_7SEG_LEDB
CPLD_7SEG_DGL_LR
9
10
CPLD_7SEG_LEDC
SIOGP75
11
12
CPLD_7SEG_LEDD
SIOGP76
13
14
CPLD_7SEG_LEDE
CPLD_7SEG_LEDG
15
16
CPLD_7SEG_LEDF
J16 (CPU FAN) / J30 (Front FAN) / J2 (Rear FAN): 4-pin FAN Connector
Pin
1
2
3
4
Signal
GND
VCC12
TACHOMETER
PWM
Use this header to connect the cooling fan to your motherboard to
keep the system stable and reliable.
Note: A 4-pin fan is required for fan support 4pin Control