tmp88fw45afg TOSHIBA Semiconductor CORPORATION, tmp88fw45afg Datasheet - Page 251

• Manufacturer Part Number: tmp88fw45afg
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

21.3.3
Note 1: For connection of other pins, refer to "Table 21-3 Pin Function in the Serial PROM Mode".
Note 1: When other parts on the application board effect the UART communication in the serial PROM mode, isolate these
Note 2: When the reset control circuit on the application board effects activation of the serial PROM mode, isolate the pin by
Note 3: For connection of other pins, refer to "Table 21-3 Pin Function in the Serial PROM Mode".
Figure 21-3 shows an example connection to perform on-board wring.
Example Connection for On-Board Writing
BOOT / RXD1 (P44)
GND
pins by a jumper or switch.
a jumper or switch.
TXD1 (P45)
Figure 21-3 Example Connection for On-Board Writing
RESET
XOUT
TEST
VDD
VSS
P10
P11
XIN
Application board
Figure 21-2 Serial PROM Mode Pin Setting
P11
P10
XIN
XOUT
VSS
Serial PROM mode
MCU mode
(Note 1)
Other
parts
TMP88FW45AFG
(Note 2)
RESET
control
BOOT / RXD1 (P44)
Page 237
TXD1 (P45)
RESET
TEST
VDD
GND
Pull-up
RC power-on
reset circuit
External control board
Pull-up
VDD(4.5 V to 5.5 V)
VDD(4.5 V to 5.5 V)
converter
MCU mode
Level
Serial PROM mode
External control
PC control
TMP88FW45AFG