TMP86C909XB Toshiba, TMP86C909XB Datasheet - Page 159

• 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

15.3 Serial PROM Mode Setting
BOOT/RXD0 (Input)
15.3.4 Activating the Serial PROM Mode
VDD
TEST(Input)
RESET(Input)
PROGRAM
shows a serial PROM mode timing.
The following is a procedure to activate the serial PROM mode. " Figure 15-4 Serial PROM Mode Timing "
1. Supply power to the VDD pin.
2. Set the
3. Set the TEST pin and BOOT/RXD0 pins to high.
4. Wait until the power supply and clock oscillation stabilize.
5. Set the
6. Input the matching data (5AH) to the BOOT/RXD0 pin after setup sequence. For details of the setup
timing, refer to " 15.16 UART Timing ".
RESET
RESET
Figure 15-4 Serial PROM Mode Timing
pin to low.
pin to high.
don't care
High level setting
Reset mode
Page 148
Setup time for serial PROM mode (Rxsup)
Serial PROM mode
Matching data
input
TMP86F409NG