M16C6K7 Datasheet, PDF (165/285 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Rev.1.0
Serial Interrupt Output
Mitsubishi microcomputers
M16C / 6K7 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Serial interrupt control register0
(address:02B016 )
b7 b6 b5 b4 b3 b2 b1 b0
Clock stop inhibiting enable
& clock restart enable
Internal signals Serial interrupt enable
OBF00,OBF01,
OBF1 – OBF3
Port control section
Internal data bus
IRQ request register0
(address:02B216 )
b7 b6 b5 b4 b3 b2 b1 b0
IRQ request register1 - 4
(address:02B316 , 02B416
, 02B516 ,02B616)
b7 b6 b5 b4 b3 b2 b1 b0
IRQ request 00 ,01
OBF sync enable
Serial interrupt request
Control circuit
IRQ request 1 - 4
IRQ request 0 - 4
IRQ frame number 1 - 4
IRQ request IRQ request Frame number
0-4
clear
(CH0 – CH4)
SERIRQ
CLKRUN
LCLK
Serial interrupt output
Control circuit
Clock operation
Status & finish
acknowledge
Clock restart
request & start frame
start request
Clock monitor/
Control circuit
LRESET
PRST
f1
Reset selection
b7 b6 b5 b4 b3 b2 b1 b0
Serial interrupt control register1(address:
02B116 )
Internal data bus
Fig.SI-1 Serial interrupt block chart
164