Name: Edge-Core AS7326-56X
Brand: Edge-Core
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EDGECORE NETWORKS CORPORATION 2018

Figure 50 Fan PWM

The system only can provide 3.3V PWM signal. The min of Vh of fan need be low than 3.3V.

5.12. CPLD

AS7326-56X has three CPLD devices for decoding, Fan module status, reset system,

power module status and System interrupt.

I2C address info:

*CPLD1:0x60

*CPLD2:0x62

Revision History2
Table of Contents3
Licenses7
Introduction9
Reference Documents9
Acronyms and Terminology9
Hardware Architecture10
Overview10
Block Diagram12
Clock Tree13
Power Tree14
Reset Tree16
Front/Rear Placement18
Sub-System of CPU Board18
Configurations of CPU19
POR of CPU20
Interface23
Software Configurations of CPU24
Memory Mapping31
Flash36
Ram37
Pcie38
I2C/Smbus Architecture39
Sata41
Base-KR42
BMC Module (Option)42
Lpc43
Pcie43
Spi43
Smbus43
Uart43
Usb44
Gpio44
CPLD (for CPU Board)46
CPLD Architecture (for CPU Board)47
Power Sequence47
Reset47
Uart47
Bmc47
Interrupt48
Sdata48
Thermal49
CPLD Register (for CPU Board)50
Offset 0X00 Board Info (Read Only)50
Offset 0X01 CPLD Version (Read Only)50
Offset 0X02 BIOS Boot Flash Select (Read Only)50
Offset 0X03 System Reset-1 (Read& Write)50
Offset 0X04 Reset - Device (Read& Write)51
Offset 0X05 System Interrupt (Read& Write)51
Offset 0X06 System Error (Read& Write)51
Offset 0X07 Thermal Status (Read& Write)52
Led52
Gpio54
Sub-System of MAC (BCM56873)58
Configurations of MAC (BCM56873)59
POR of MAC (BCM56873)60
Port Mapping61
25G/40G/100G Interface65
LED Interface65
Qsfp2867
Sfp2867
Sfp67
Sub-System68
Management PHY (BCM54616S)68
Configurations of MGMT PHY (BCM54616S)68
POR of MGMT PHY (BCM54616S)68
I2C68
Uart72
Usb73
Interrupt73
Jtag74
LED Indicator75
Status LED75
Port LED76
Management Port LED78
Button79
Thermal System79
Temperature Sensor79
Fan Controller System81
Cpld83
CPLD1 Pin-Out List86
CPLD 1 Register92
CPLD2 Pin-Out List108
CPLD 2 Register116
CPLD3 Pin-Out List141
CPLD 3 Register146
Fan CPLD Pin-Out List166
Fan Board Register168
CPLD Field Upgrade Information176
Idt 8V89307177
Configurations of IDT 8V89307177
POR of IDT 8V89307177
Psu178
Pinout178
Dimension178
Efficiency179
Power Supply Management Controller (PSMC)179
Power Supply Field Replacement Unit (FRU)180
PSMC Sensors180
Leds of Power Supply Units181

Brand	Edge-Core
Model	AS7326-56X
Category	Switch
Language	English

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