MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 123

• Manufacturer Part Number: MC68HC705V12CFN
• Description: The Motorola microcontroller
• Manufacturer: MOTOROLA [Motorola, Inc]

12.5 EPROM Programming
MC68HC705V12
MOTOROLA
20 pf *
Note: All resistors are 10 k unless specified otherwise.
V
4 MHz *
DD
10 M*
—
Rev. 3.0
Figure 12-1. Bootstrap EPROM Programmer Schematic
390
390
V
DD
The EPROM array is programmed through manipulation of the
programming register located at $000D. The schematic for the EPROM
programmer using the bootstrap firmware is shown in
addition to the main EPROM array, the mask option register also must
be programmed appropriately by the programming software.
20 pf *
PROG
VERIFY
V
PP
IRQ/V
OSC1
OSC2
RESET
PA6
PA5
MC68HC705V12
PP
EPROM and EEPROM
V
DD
V
V
, V
SSA
SSD
CCA
, V
, V
V
DD
, V
SSG
REFL
REFH
,
PB0–PB7
PC0-PC7
PA0–PA5
PD4
PD3
PD2
PD1
PD0
V
V
V
DD
DD
DD
CE
OE
A8-A13
A0-A7
D0-D7
EPROM and EEPROM
EPROM Programming
27128
Figure
Advance Information
12-1. In
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