Datasheet

V850ES/JG3 CHAPTER 4 PORT FUNCTIONS
R01UH0015EJ0300 Rev.3.00 Page 74 of 870
Sep 30, 2010
4.3.3 Port 3
Port 3 is a 10-bit port for which I/O settings can be controlled in 1-bit units.
Port 3 includes the following alternate-function pins.
Table 4-6. Port 3 Alternate-Function Pins
Pin Name Pin No. Alternate-Function Pin Name I/O Remark Block Type
P30 25 TXDA0/SOB4 Output G-3
P31 26 RXDA0/INTP7/SIB4 Input N-3
P32 27 ASCKA0/SCKB4/TIP00/TOP00 I/O U-1
P33 28 TIP01/TOP01 I/O G-1
P34 29 TIP10/TOP10 I/O G-1
P35 30 TIP11/TOP11 I/O G-1
P36 31
− −
C-1
P37 32
− −
C-1
P38 35 TXDA2/SDA00 I/O G-12
P39 36 RXDA2/SCL00 I/O
Selectable as N-ch open-drain output
G-6
Caution The P31 to P35, P38, and P39 pins have hysteresis characteristics in the input mode of the alternate-
function pin, but do not have the hysteresis characteristics in the port mode.