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MC68HC11PH8 Datasheet, PDF (231/264 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit | |||
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VDD
EXTAL
E
tPORDELAY (1)
RESET
MODA,
MODB
tPCSU
PWRSTL
tMPS
tMPH
Address
New
FFFE FFFE FFFE FFFE FFFF PC
New
FFFE FFFE FFFE FFFE FFFE FFFF PC
(1) tPORDELAY = 4064 tCYC (or 128 tCYC depending on mask option - MC68HC11PH8 only)
Figure A-3 Reset timing
E clock
IRQ(1)
IRQ(2), XIRQ
or internal
interrupt
Address(3)
Data(4)
tPCSU
PWIRQ
New
OA OA+1 SP SPÃ1 SPÃ2 SPÃ3 SPÃ4 SPÃ5 SPÃ6 SPÃ7 SPÃ8 SPÃ8 VA VA+1 PC
OP Ã Ã PCL PCH IYL IYH IXL IXH B A CCR Ã Ã VH VL OP
R/W
Notes:
(1) Edge sensitive IRQ pin (IRQE = 1).
(2) Level sensitive IRQ pin (IRQE = 0).
(3) Where OA = Opcode address and VA = Vector address.
(4) Where OP = Opcode, VH = Vector (MSB) and VL = Vector (LSB).
Figure A-4 Interrupt timing
12
MC68HC11PH8
ELECTRICAL SPECIFICATIONS (STANDARD)
TPG
MOTOROLA
A-7
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