Datasheet

78K0/Kx2-L CHAPTER 4 PORT FUNCTIONS
R01UH0028EJ0400 Rev.4.00 125
Sep 27, 2010
4.2 Port Configuration
Ports include the following hardware.
Table 4-7. Port Configuration
Item Configuration
Control registers
Port mode registers (PMxx): PM0, PM1
Note 1
, PM2, PM3, PM4
Note 2
, PM6, PM7
Note 3
, PM12
Note 1
Port registers (Pxx): P0, P1
Note 1
, P2, P3, P4
Note 2
, P6, P7
Note 3
, P12
Pull-up resistor option registers (PUxx): PU0, PU1
Note 1
, PU3, PU4
Note 2
, PU6, PU7
Note 4
, PU12
Port input mode register 6 (PIM6)
Port output mode register 6 (POM6)
Reset pin mode register (RSTMASK)
A/D port configuration register 0 (ADPC0)
A/D port configuration register 1 (ADPC1)
Note 1
Port alternate switch control register (MUXSEL)
Note 5
Port
• 78K0/KY2-L: Total: 12 (CMOS I/O: 9, CMOS input: 3)
• 20-pin products of 78K0/KA2-L: Total: 16 (CMOS I/O: 13, CMOS input: 3)
• 25-pin products of 78K0/KA2-L: Total: 21 (CMOS I/O: 18, CMOS input: 3)
• 32-pin products of 78K0/KA2-L: Total: 25 (CMOS I/O: 22, CMOS input: 3)
• 78K0/KB2-L: Total: 24 (CMOS I/O: 21, CMOS input: 3)
• 40-pin products of 78K0/KC2-L: Total: 34 (CMOS I/O: 29, CMOS input: 5)
• 44-pin products of 78K0/KC2-L: Total: 38 (CMOS I/O: 33, CMOS input: 5)
• 48-pin products of 78K0/KC2-L: Total: 42 (CMOS I/O: 37, CMOS input: 5)
Pull-up resistor
• 78K0/KY2-L: Total: 6
• 20-pin products of 78K0/KA2-L: Total: 8
• 25-pin products of 78K0/KA2-L: Total: 12
• 32-pin products of 78K0/KA2-L: Total: 12
• 78K0/KB2-L: Total: 18
• 40-pin products of 78K0/KC2-L: Total: 22
• 44-pin products of 78K0/KC2-L: Total: 26
• 48-pin products of 78K0/KC2-L: Total: 30
Notes 1. 78K0/KB2-L and 78K0/KC2-L only
2. 78K0/KC2-L (44-pin and 48-pin products) only
3. 78K0/KA2-L (32-pin products) and 78K0/KC2-L only
4. 78K0/KC2-L only
5. 78K0/KA2-L (25-pin and 32-pin products) and 78K0/KC2-L (44-pin and 48-pin products) only
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