tmp86fh46bng TOSHIBA Semiconductor CORPORATION, tmp86fh46bng Datasheet - Page 172

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

15.3
Serial PROM Mode Setting
15.3.4
BOOT/RXD (Input)
ing" shows a serial PROM mode timing.
VDD
TEST(Input)
RESET(Input)
PROGRAM
The following is a procedure to activate the serial PROM mode. "Figure 15-4 Serial PROM Mode Tim-
Activating the Serial PROM Mode
1. Supply power to the VDD pin.
2. Set the RESET pin to low.
3. Set the TEST pin and BOOT/RXD pins to high.
4. Wait until the power supply and clock oscillation stabilize.
5. Set the RESET pin to high.
6. Input the matching data (5AH) to the BOOT/RXD pin after setup sequence. For details of the set-
up timing, refer to "15.16 UART Timing".
Figure 15-4 Serial PROM Mode Timing
don't care
High level setting
Reset mode
Page 154
Setup time for serial PROM mode (Rxsup)
Serial PROM mode
TMP86FH46BNG
Matching data
input