MC68HC05BD3 Datasheet, PDF (101/112 Pages) Motorola, Inc – HCMOS microcontroller

14
MC68HC705BD3
The MC68HC705BD3 is functionally equivalent to MC68HC05BD3, but with increased RAM size
to 256 bytes and the user ROM is replaced by an 7.75K-bytes user EPROM (located from $2000
to $3EFF). The entire MC68HC05BD3 data sheet applies to the MC68HC705BD3, with
exceptions outlined in the section.
14.1
Features
• Functionally equivalent to MC68HC05BD3
• 256 bytes on-chip RAM
• 7.75K-bytes user EPROM
14.2
Memory Map
Figure 14-1 shows the memory map for the MC68HC705BD3.
14.3
EPROM Programming
The following programming boards are available from Motorola for programming the on-chip
EPROM in the MC68HC705BD3.
Table 14-1 MC68HC705BD3 Programming Boards
Platform board
For programming a single device at a time:
For programming up to 10 devices at a time:
M68HC705UPGMR
M68HC705UGANG
Adapter
M68UPA05BD3P40 for 40-pin PDIP
+
M68UPA05BD3B42 for 42-pin SDIP
14
MC68HC05BD3
MC68HC705BD3
TPG
MOTOROLA
14-1