FM3 MB9B500 Series - Microcontrollers - Fujitsu

MB9B500 Series
The number after the underscore ("_") in pin names such as XXX_1 and XXX_2 indicates the relocated
port number. For these pins, there are multiple pins that provide the same function for the same channel.
Use the extended port function register (EPFR) to select the pin.
Module Pin name Function
Pin No.
LQFP- BGA- LQFP-
100 112 120
RESET INITX External Reset Input. A reset is valid when INITX=L. 38 K4 43
Mode
Mode 0 pin.
MD0
During normal operation, MD0=L must be input.
During serial programming to flash memory, MD0=H
must be input.
47 L8 57
MD1 Mode 1 pin. Input must always be at the "L" level. 46 K9 56
POWER VCC Power Pin. 1 B1 1
VCC Power Pin. 26 J1 31
VCC Power pin. 35 K1 40
VCC Power pin. 51 K11 61
VCC Power pin.
3.3V Power supply port for USB I/O.
76 A10 91
USBVCC Please connect to GND pin if you don’t use the USB
port (MB9BF500 only).
97 A4 117
GND VSS GND Pin. - B2 -
VSS GND pin. 25 L1 30
VSS GND pin. - K2 -
VSS GND pin. - J3 -
VSS GND pin. - H4 -
VSS GND pin. 34 L4 39
VSS GND pin. 50 L11 60
VSS GND pin. - K10 -
VSS GND pin. - J9 -
VSS GND pin. - H8 -
VSS GND pin. - B10 -
VSS GND pin. - C9 -
VSS GND pin. 75 A11 90
VSS GND pin. - D8 -
VSS GND pin. - D4 -
VSS GND pin. - C3 -
VSS GND pin. 100 A1 120
CLOCK X0 Main clock (oscillation) input pin. 48 L9 58
X0A Sub clock (oscillation) input pin. 36 L3 41
X1 Main clock (oscillation) I/O pin. 49 L10 59
X1A Sub clock (oscillation) I/O pin. 37 K3 42
CROUT Internal CR-osc clock output port. 74 C10 89
ADC AVCC A/D converter analog power pin. 60 H11 70
POWER AVRH A/D converter analog reference voltage input pin. 61 F11 71
ADC
GND
AVSS A/D converter GND pin. 62 G11 72
C-pin C Power stabilization capacity pin. 33 L2 38
DS706-00010-1v0-E
39