ST6246 STMICROELECTRONICS [STMicroelectronics], ST6246 Datasheet - Page 30
ST6246
Manufacturer Part Number
ST6246
Description
8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST6246.pdf
(72 pages)
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ST62T46B/E46B
INTERRUPTS (Cont’d)
Figure 17. Interrupt Block Diagram
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366
PORT C
PORT B
PORT A
Bits
NMI
FROM REGISTER PORT A,B,C
PBE
SINGLE BIT ENABLE
PBE
V
PBE
DD
A/D CONVERTER
OSC32kHz
TIMER1
TIMER2
PSS
SPI
OSCEOC
PEI
PIF
EOSCI
TMZ
TMZ
EOC
ETI
ETI
EAI
IOR bit 5 (ESB)
CLK
CLR
FF
CLK
Q
I
CLK
1
CLR
Start
CLR
FF
IOR bit 6 (LES)
FF
Q
0
Q
MUX
1
I
0
I
2
IOR bit 4(GEN)
Start
Start
INT #0 NMI (FFC,D ))
INT #1 (FF6,7)
INT #2 (FF4,5)
INT #3 (FF2,3)
INT #4 (FF0,1)
STOP/WA IT
RESTART
FROM
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