mc68hc05x4dw Freescale Semiconductor, Inc, mc68hc05x4dw Datasheet - Page 22

• Manufacturer Part Number: mc68hc05x4dw
• Description: Xc68hc705x4 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Modes of Operation and Pin Descriptions
MC68HC05X4 Rev 1.0
(Reserved)
Verify
Increment count to $0F00;
No
Change instruction
Start addr ¨ $0F00
Figure 5. MC68HC705X4 bootloader flowchart
Program byte;
Put RAMSUB
JSR NXTADR
End address
STA to EOR
from port A
Bootloader
PB2 = 0 ?
PB3 = 1 ?
PB4 = 1 ?
($1FFF) ?
Set count
to $0F00
Get byte
in RAM
Freescale Semiconductor, Inc.
A
For More Information On This Product,
Yes
Yes
Modes of Operation and Pin Descriptions
Yes
No
Go to: www.freescale.com
PROG/VERF
No
No
PB4 = 1 ?
(Reserved)
Yes
No
Get byte from Port A;
(Reserved)
JSR RAMSUB
VERF LED on
JSR NXTADR
End address
($1FFF) ?
Equal ?
WAIT
A
Yes
Yes
No
No
10-modes