SN8P2977
8-Bit Micro-Controller with Regulator, PGIA, 24-bit ADC
SONiX TECHNOLOGY CO., LTD
Page 26
V1.7
2.1.3
CODE OPTION TABLE
Code Option
Content
Function Description
Watch_Dog
Enable
Enable Watchdog function (WDT work in Normal/slow Mode).
Disable
Disable Watchdog function.
Always On
Enable Watchdog function (WDT work in Normal/slow/Green/Sleep
Mode).
Security
Enable
Enable ROM code Security function.
Disable
Disable ROM code Security function.
High_Clk_Div
Fhosc/4
High clock Fcpu = IHRC/4 = 2MHz.
Fhosc/8
High clock Fcpu = IHRC/8 = 1MHz.
Fhosc/16
High clock Fcpu = IHRC/16 = 0.5MHz.
Fhosc/32
High clock Fcpu = IHRC/32 = 0.25MHz.
Low_Power
Disable
Disable low power mode
Enable
Enable low power mode
Note1:
In high noisy environment, set Watch_Dog as “Always_On” is strongly recommended.
Note2:
Fcpu code option is only available for High Clock. Fcpu of slow mode is Flosc/4.