MOS Integrated Circuit Data Sheet

94
µ PD17062
Table 10-1 Peripheral Hardware and Data Buffer Functions
Data buffer and data transfer
Function
peripheral register
Peripheral hardware
Name Symbol Peri- PUT Data Valid Explanation
pheral instruction/ buffer bits
address GET I/O bits
instruction
Image display IDC start posi- IDCORG 01H PUT/GET 8 7 Sets the image display
controller tion setting controller display start
register position.
A/D converter A/D converter ADCR 02H PUT/GET 8 4 Sets the AD converter
VREF data comparison voltage
register VREF.
VREF =
x – 0.5
× VDD (V)
16
1 ≤ x ≤ 15
Serial interface Presettable SIO0SFR 03H PUT/GET 8 8 Sets the serial out data
shift register and reads the serial in
data.
Horizontal syn- HSYNC HSC 04H GET 8 6 Reads the value of the
chronizing signal counter data horizontal synchroni-
counter register zing signal counter.
PWM0 PWM data PWMR0 05H PUT/GET 8 7 Sets the D/A converter
pin register 0 output signal duty.
PWM1 PWM data PWMR1 06H
Duty D =
x + 0.75
(%)
pin register 1 64
PWM2 PWM data PWMR2 07H 0 ≤ x ≤ 63
pin register 2 Frequency f = 15.625 kHz
PWM3 PWM data PWMR2 08H
pin register 3
Address register Address AR 40H PUT/GET 16 16 Reads of writes data
register from or to the address
register.
PLL frequency PLL data PLLR 41H PUT/GET 16 16 Sets the PLL frequency
synthesizer register synthesizer frequency
division ratio.
6-bit
D/A
conver-
ter
(PWM
output)