Dual Quad SATA HAT

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Introduction

ROCK Pi Dual/Quad SATA HAT is an addon HAT designed for Raspberry Pi 4. It utilizes the high speed USB3 buses on Raspberry Pi 4 and providing a complete NAS solution based on Raspberry Pi 4. It has the following features:

Up to 4x HDD/SSD, support 2.5inch or 3.5inch SSD
Utilize two independent USB3 buses on Raspberry Pi 4
Type C power input with USB PD support for both 2.5inch SSD and Raspberry Pi 4
External standard ATX power supply support for 3.5inch HDD
Support HDD suspend mode
Support software RAID 0/1/5
Optional PWM control fan for HDD heat dispatching
Optional OLED display for IP/Storage info

Supplied with this product

Dual version

ROCK Pi Dual SATA HAT
Mechanical spacers
2x USB 3.0 connection adapter *1
SATA 7+15P extend cable *2
ATX 4P power cable *1

Quad version

ROCK Pi Quad SATA HAT
Mechanical spacers
4x USB 3.0 connection adapter *1
SATA 7+15P extend cable *4
ATX 4P power cable *1

SATA HAT Top board(Optional)

0.91inch OLED
One GPIO button
PWM controlled 40x40mm FAN

Other hardware needed

For 2.5 inch HDD

Power adapter with USB PD support more than 40W(2.5Q) or 30W(2.5D)
2.5inch HDD/SSD
Raspberry Pi 4 or ROCK Pi 4 with OS running

For 3.5 inch HDD

ATX PSU > 60W
3.5inch HDDs
Raspberry Pi 4 or ROCK Pi 4 with OS running

Model Number

Since the Raspberry Pi 4 changes the form factor(swapping USB and RJ45), we need different USB connection adapter. The ROCK Pi 4 shares form factor with Raspberry Pi 3/3B+. Below is the different model number:

Model	Description
DF3	Dual version for ROCK Pi 4, Raspberry Pi 3/3B+
DF4	Dual version for Raspberry Pi 4
QF3	Quad version for ROCK Pi 4, Raspberry Pi 3/3B+
QF4	Quad version for Raspberry Pi 4

PINOUT

Pinout for 2x20 PIN

Description	Function	Pin#	Pin#	Function	Description
		1	2	VCC5V0_SYS
OLED I2C	I2C_SDA	3	4	VCC5V0_SYS
OLED I2C	I2C_SCL	5	6
		7	8
		9	10
top board key	GPIO4_C2	11	12
	GPIO4_C6	13	14
		15	16	GPIO4_D2	reset OLED
		17	18
		19	20
		21	22	GPIO_RST1	reset SATA1/2
		23	24
		25	26	ADC_IN0
	SDA	27	28	SCL
		29	30
		31	32
control tb-fan speed	PWM_33	33	34
		35	36
reset SATA3/4	GPIO_RST2	37	38
		39	40

Pinout for 2x5 PIN

Function	Pin#	Pin#	Function
I2C_SDA	1	2	VCC3V3_SYS
I2C_SCL	3	4	VCC5V0_SYS
GPIO4_D2	5	6	GPIO4_C2
GND	7	8	PWM_33
GND	9	10	NC