tmp89fm42a TOSHIBA Semiconductor CORPORATION, tmp89fm42a Datasheet - Page 64

• Manufacturer Part Number: tmp89fm42a
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

RA000
PINTWUC:
VINTWUC:
SET
SET
¦
; #### Interrupt service routine of warm-up counter interrupts ####
CLR
NOP
NOP
CLR
RETI
¦
DW
(EIRL). 4
(SYSCR2) .6
(SYSCR2). 4
(SYSCR2). 5
PINTWUC
Page 45
;characteristics)
;4ms / 25.6us = 156.25 → round up to 0x9D
;Enables INTWUC interrupts
;SYSCR2<XEN> = 1
;(Starts the oscillation of the high-frequency clock oscillation circuit)
;SYSCR2<SYSCK> = 0
;(Switches the main system clock to the gear clock)
;Waits for 2 machine cycles
;SYSCR2<XTEN> = 0
;(Turns off the external low-frequency clock oscillation circuit)
;INTWUC vector table
TMP89FM42A