Example Of Minimum Connection With Flash Microcomputer Programmer (Using Power From The User System) - Fujitsu F2MC-16LX Hardware Manual

CHAPTER 27 EXAMPLES OF MB90F474/MB90F476 SERIAL PROGRAMMING CONNECTION
27.4.2 Example of Minimum Connection with Flash
Microcomputer Programmer (Using Power from the User
System)
If, in serial programming mode, pins (MD2, MD0 and P00) are set as shown below,
MD2, MD0, and P00 do not need to be connected with the flash microcomputer
programmer.
I Example of Minimum Connection with Flash Microcomputer Programmer (Using Power from the User
System)
Figure 27.4-3 Example of minimum connection with flash micro-computer programmer of MB90F474/
AF220/AF210/AF120/AF110
Flash Micro-Controller
MB90F476 (using power from the user system)
User system
Programmer
Serial write 1
10 kΩ
Connector
DX10-28S
/TRES (5)
TTXD
(13)
TRXD
(27)
TCK
(6)
TVcc
(2)
(7, 8,
14, 15,
GND
21, 22,
1, 28)
Pins 3, 4, 9, 11, 12, 16, 17, 18,
20, 23, 24, 25, and 26 are open.
DX10-28S: write angle type
10 kΩ
Serial write 1
MD2
10 kΩ 10 kΩ
MD1
10 kΩ
10 kΩ
MD0
Serial write 0
10 kΩ
X0
1MHz to 20MHz
X1
P80
Serial write 0
10 kΩ
User circuit
P81
Serial write 1
User circuit
10 kΩ
RST
SIN0
SOT0
SCK0
Vcc
Power
supplied
from user
Vss
Pin 14
Pin 28
Pin assignments of connector(Hirose Electric)
MB90F474,
MB90F476
Pin 1
DX10-28S
Pin 15
501