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| MC68HC05B4 Datasheet, PDF (184/298 Pages) Motorola, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit | |||
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Table D-1 Mode of operation selection
IRQ pin TCAP1 pin PD3
VSS to VDD VSS to VDD
X
2VDD
VDD
0
2VDD
VDD
1
2VDD
VDD
1
PD4
Mode
X
Single chip
X
Self check
0
Serial RAM loader
1
Jump to any address
D.2
Self-check routines
The self-check routines for the MC68HC05B16 are identical to those of the MC68HC05B4 with the
following exception.
The count byte on the MC68HC05B16 can be any value up to 256 ($00). The ï¬rst 176 bytes are
loaded into RAM I and the remainder is loaded into RAM II starting at $0250.
14
MOTOROLA
D-2
MC68HC05B16
TPG
MC68HC05B6
Rev. 4
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