TMP86C909XB Toshiba, TMP86C909XB Datasheet - Page 175

• Manufacturer Part Number: TMP86C909XB
• Description: EMULATION CHIP FOR TMP86F SDIP
• Manufacturer: Toshiba

Specifications of TMP86C909XB

• Accessory Type: Adapter
• For Use With/related Products: TMP86F SDIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

15.6 Operation Mode
15.6.7 Flash Memory Read Protection Setting Mode (Operation Command: FAH)
Table 15-13 Flash Memory Read Protection 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 Error
Note 2: Refer to " 15.10 Passwords ".
Note 3: If the read protection is enabled for a blank product or a password error occurs for a non-blank product, TMP86F409NG
Note 4: If an error occurs during reception of a password address or a password string, TMP86F409NG stops UART communica-
Table 15-13 shows Flash memory read protection setting mode process.
Description of the Flash memory read protection 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
Code ".
stops UART communication and enters the halt mode. In this case, initialize TMP86F409NG by the
vate the serial PROM mode.
tion and enters the halt mode. In this case, initialize TMP86F409NG by the
mode.
Transfer Bytes
:
1. The 1st through 4th bytes of the transmitted and received data contain the same data as in the Flash
2. The 5th byte of the received data contains the command data in the flash memory status output mode
3. When the 5th byte of the received data contains the operation command data shown in Table 1-6, the
memory writing mode.
(FAH).
device echoes back the value which is the same data in the 6th byte position of the received data (in
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
address 15 to 08 (Note 2)
Password comparison start
address 07 to 00 (Note 2)
Password string (Note 2)
-
-
(Wait for the next operation com-
mand data)
Transfer Data from External Con-
troller to TMP86F409NG
Page 164
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
- (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
-
Transfer Data from TMP86F409NG to Exter-
RESET
pin and reactivate the serial PROM
nal Controller
RESET
TMP86F409NG
pin and reacti-