UPS PIco HV3.0A Firmware Code 040 Print Date 18.08.2017
Designed and Manufactured by PiModules and ModMyPi
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0x6D
not used
0x5D
Used for the RTC Scheduler
0x6E
not used
0x5E
Used for the RTC Scheduler
0x6F
not used
0x5F
Used for the RTC Scheduler
Table 8 UPS PIco HV3.0 HAT I2C addresses
Any changes of the I
2
C addresses should be preceded only when system is cable
powered as changing of these addresses cause UPS PIco HV3.0 reset.
Changes of the I
2
C are executed through the
0x6B
register number
0x00
called
pico_state
. If system I2C addresses are moved to the ALTERNATE address, then please
use the
0x5B
(instead of the 0x6B) and register number
0x00
(
pico_state
).
The writing codes are the following:
•
DEFAULT -
0xA0
•
NO_RTC -
0xA1
•
ALTERNATE -
0xA2
Example of use
–
System is in DEFAULT addresses
sudo i2cset -y 1 0x6b 0x00 0xA1
Set the System to NO_RTC mode
sudo i2cset -y 1 0x6b 0x00 0xA2
Set the System to ALTERNATE mode
Example of use
–
System is in ALTERNATE addresses
sudo i2cset -y 1 0x5b 0x00 0xA1
Set the System to NO_RTC mode
sudo i2cset -y 1 0x5b 0x00 0xA0
Set the System to DEFAULT mode
UPS PIco HV3.0 HAT Still Alive (STA) Functionality
The
UPS PIco HV3.0 HAT
, offers to the user a protection mechanism for the possibility
of the Raspberry Hang-
up (freeze of it). In a case that Raspberry Pi® freeze, the
UPS
PIco HV3.0 HAT
, will automatically hardware reset it, using Gold Plated Reset Pin
(POGO Pin) that must be soldered to have such functionality. The default state is that
Still Alive functionality is disabled.
