HD6433935 Hitachi, HD6433935 Datasheet - Page 352

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

340
Yes
Decoder enables itself
matches checksum
Figure 12-7 FLEX decoder Checksum Flow Chart
Decoder enabled?
register data?
Packet data
No
Yes
Yes
Decoder disables itself
checksum register to
SPI packet from host
Checksum Packet?
Decoder initializes
Decoder initiates
Decoder waits for
Part ID Packet
No
Part ID value
RESET
checksum register to the
XOR of the packet data
bits with the checksum
Decoder disables itself
No
Decoder sets
register bits