SW00ENB-ZCC Toshiba, SW00ENB-ZCC Datasheet - Page 393

• Manufacturer Part Number: SW00ENB-ZCC
• Description: MCU, MPU & DSP Development Tools CASEWORKS
• Manufacturer: Toshiba

Specifications of SW00ENB-ZCC

• Tool Type: Development Software Support
• Core Architecture: 870
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Boot ROM
Note 1: In I/O Interface mode, the baud rate for the transfers of the first and second bytes must be 1/16 of the desired baud
Note 2: In case of any negative acknowledge, the boot program returns to a state in which it waits for a command code (3rd
rate.
byte). In I/O Interface mode, if a communication error occurs, a negative acknowledge does not occur.
1st byte
2nd byte
3rd byte
4th byte
5th byte
6th byte
7th byte
8th byte
Byte
Table 3.7 Transfer Format for the Show Flash Memory Sum Command
Controller to the TMP1940FDBF
Serial operation mode and baud rate
For UART mode
For I/O Interface mode
Command code
(Wait for the next command code.)
Data Transferred from the
TMP1940FDBF-35
(20H)
86H
30H
Desired baud
rate (Note 1)
Baud Rate
ACK for the serial operation mode byte
ACK for the command code byte (Note 2)
SUM (upper byte)
SUM (lower byte)
Checksum value for bytes 5 and 6
For UART mode
For I/O Interface mode
Normal acknowledge
Negative acknowledge
Communication error
Normal acknowledge
Normal acknowledge
TMP1940FDBF to the Controller
(The boot program aborts if the baud rate
is can not be set correctly.)
Data Transferred from the
TMP1940FDBF
86H
30H
20H
x1H
x8H