M38588GCSP#U0 Renesas Electronics America, M38588GCSP#U0 Datasheet - Page 19

• Manufacturer Part Number: M38588GCSP#U0
• Description: IC 740/3858 MCU QZ-ROM 42DIP
• Manufacturer: Renesas Electronics America
• Series: 740/38000r

Specifications of M38588GCSP#U0

• Core Processor: 740
• Core Size: 8-Bit
• Speed: 12.5MHz
• Connectivity: SIO, UART/USART
• Peripherals: PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: QzROM
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 9x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 42-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

3858 Group
Fig. 14 Structure of port registers (2)
REJ03B0139-0111
page 17 of 73
Rev.1.11
b 7
b 7
Dec 18, 2008
N o t e: P u l l - u p c o n t r o l i s v a l i d w h e n t h e c o r r e s p o n d i n g b i t o f
N o t e: P u l l - u p c o n t r o l i s v a l i d w h e n t h e c o r r e s p o n d i n g b i t o f
t h e p o r t d i r e c t i o n r e g i s t e r i s “ 0 ” ( i n p u t ) .
W h e n t h a t b i t i s “ 1 ” ( o u t p u t ) , p u l l - u p c a n n o t b e s e t t o
t h e p o r t o f w h i c h p u l l - u p i s s e l e c t e d .
t h e p o r t d i r e c t i o n r e g i s t e r i s “ 0 ” ( i n p u t ) .
W h e n t h a t b i t i s “ 1 ” ( o u t p u t ) , p u l l - u p c a n n o t b e s e t t o
t h e p o r t o f w h i c h p u l l - u p i s s e l e c t e d .
b 0
b0
P3
P3
P3
P3
P3
Fix these bits to “0”.
Port P3 pull-up control register
(PULL3: address 0013
P4
P4
P4
P4
P4
Fix these bits to “0”.
Port P4 pull-up control register
(PULL4: address 0014
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0
1
2
3
4
0
1
2
3
4
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
16
16
)
)