mc68hc705v12 Freescale Semiconductor, Inc, mc68hc705v12 Datasheet - Page 123

• Manufacturer Part Number: mc68hc705v12
• Description: M68hc05-based Mcu Hc05 Freescale Semiconductor
• Manufacturer: Freescale Semiconductor, Inc

12.5 EPROM Programming
MC68HC705V12
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
Freescale Semiconductor, Inc.
For More Information On This Product,
IRQ/V
OSC1
OSC2
RESET
PA6
PA5
MC68HC705V12
Go to: www.freescale.com
PP
EPROM and EEPROM
V
DD
V
V
, V
SSA
SSD
CCA
, V
, V
V
DD
, V
REFL
SSG
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