Panasonic MN10285K User Manual page 286

I/O Ports
I/O Port Control Registers
Enable PWM (set PCNT1 bit 1
to 1) if you are outputting f
SY-
14
/2 .
SCLK
MN102H75K/F75K/85K/F85K LSI User Manual
PCNT0: Port Control Register 0
Bit: 15 14 13 12
SCLK SCLK OD OD SIF
F1 F0 ASCI1 ASCI0 SEL1
Reset: 0 0 0 0
R/W: R/W R/W R/W R/W R/W
PCNT0 is a 16-bit access register.
SCLKF[1:0]: SYSCLK frequency select
00: SYSCLK x 2
01: VCOCLK x 3
10: SYSCLK x 2
11: SYSCLK
ODASCI1: Serial port 1 output switch
1: Push-pull
0: Open-drain
ODASCI0: Serial port 0 output switch
To use P57 as a port, set this bit to 0.
1: Push-pull
0: Open-drain
SIFSEL1: Serial port 1 interface select
0: Three-line (enable SBI1, SBO1, SBT1)
1: Two-line (enable SBD1, SBT1)
SIFSEL0: Serial port 0 interface select
0: Three-wire (enable SBI0, SBO0, SBT0)
1: Two-wire (enable SBD0, SBT0)
I2CSEL1: SDA1, SCL1 enable
0: Disable
1: Enable
To use P01/SDA1 and P02/SCL1 as general-purpose port pins, you must
both select the ports in the port mode register and disable this bit.
I2CSEL0: SDA0, SCL0 enable
0: Disable
1: Enable
To use P60/SDA0 and P61/SCL0 as general-purpose port pins, you must
both select the ports in the port mode register and disable this bit.
285
Panasonic
11 10 9 8 7 6
SIF I2C I2C OSD PLL
SEL0 SEL1 SEL0 POFF POFF
0 0 0 0 0 0
R/W R/W R/W R/W R/W
14
(732.42 Hz)
Panasonic Semiconductor Development Company
x'00FF90'
5 4 3 2 1
ADC1 ADC0 HCNT RMC VBI1 VBI0
ON ON OFF OFF OFF OFF
0 0 0 0 0
R/W R/W R/W R/W R/W R/W
0
0