GMS84512 Datasheet, PDF (39/123 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCOMPUTER

GMS 84512 / 84524
Peripheral Hardware Clock control Function
Peripheral Clock supplied from prescaler can be stopped by ENPCK. Peripheral hardware clock control bit
of CKCTLR Register.(However, PS11 cannot be stopped by ENPCK).
3.2.3 Basic Interval Timer
There is 8-bit binary counter is Basic Interval Timer. It operates as following function.
- Reference Time interval interrupt request as timer.
- B.I.T. can be read
( Note; The writing at same address overwrites the CKCTLR.)
- Clock supply of Watch Dog Timer.
CKCTLR -
Data BUS
6
- ^{WDTON ENPCK} BTCL BTS2 BTS1 BTS0
Same address
when read, it can be read as counter
value. When write, it can be write as
control register.
PS4
PS5
PS6
PS7
PS8
PS9
PS10
PS11
MUX
B.I.T.
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
IFBIT
8
Data BUS
FIG. 3.2.4 Configuration of Basic Interval Timer
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