tmp86fh46bng TOSHIBA Semiconductor CORPORATION, tmp86fh46bng Datasheet - Page 188

• Manufacturer Part Number: tmp86fh46bng
• Description: 8 Bit Microcontroller Tlcs-870/c Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

15.6
Operation Mode
15.6.7
Table 15-13 Flash Memory security program Setting Mode Process
BOOT
ROM
Note 1: “xxH × 3” indicates that the device enters the halt condition after sending 3 bytes of xxH. For details, refer to "15.7 Er-
Note 2: Refer to "15.10 Passwords".
Note 3: If the security program is enabled for a blank product or a password error occurs for a non-blank product,
Note 4: If an error occurs during reception of a password address or a password string, TMP86FH46BNG stops UART commu-
Table 15-13 shows Flash memory security program setting mode process.
Description of the Flash memory security program setting mode
1st byte
2nd byte
3rd byte
4th byte
5th byte
6th byte
7th byte
8th byte
9th byte
10th byte
11th byte
12th byte
13th byte
14th byte
15th byte
:
m’th byte
n’th byte
n’+1th byte
Flash Memory security program Setting Mode (Operation Command: FAH)
Transfer Bytes
ror Code".
TMP86FH46BNG stops UART communication and enters the halt mode. In this case, initialize TMP86FH46BNG by
the RESET pin and reactivate the serial PROM mode.
nication and enters the halt mode. In this case, initialize TMP86FH46BNG by the RESET pin and reactivate the seri-
al PROM mode.
1. The 1st through 4th bytes of the transmitted and received data contain the same data as in the
2. The 5th byte of the received data contains the command data in the flash memory status output
Flash memory writing mode.
mode (FAH).
Matching data (5AH)
-
Baud rate modification data
(See Table 15-4)
-
Operation command data (FAH)
-
Password count storage address
15 to 08 (Note 2)
Password count storage address
07 to 00 (Note 2)
Password comparison start ad-
dress 15 to 08 (Note 2)
Password comparison start ad-
dress 07 to 00 (Note 2)
Password string (Note 2)
-
-
(Wait for the next operation com-
mand data)
Transfer Data from External Con-
troller to TMP86FH46BNG
Page 170
9600 bps
9600 bps
9600 bps
9600 bps
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Modified baud rate
Baud Rate
Transfer Data from TMP86FH46BNG to Ex-
- (Automatic baud rate adjustment)
OK: Echo back data (5AH)
Error: Nothing transmitted
-
OK: Echo back data
Error: A1H × 3, A3H × 3, 62H × 3 (Note 1)
-
OK: Echo back data (FAH)
Error: A1H × 3, A3H × 3, 63H × 3 (Note 1)
-
OK: Nothing transmitted
Error: Nothing transmitted
-
OK: Nothing transmitted
Error: Nothing transmitted
-
OK: Nothing transmitted
Error: Nothing transmitted
-
OK: Nothing transmitted
Error: Nothing transmitted
-
OK: Nothing transmitted
Error: Nothing transmitted
OK: FBH (Note 3)
Error: Nothing transmitted
-
ternal Controller
TMP86FH46BNG