H8/3004 View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
H8/3004 Datasheet PDF : 497 Pages
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Table 1-3 Pin Functions (cont)
Type
Symbol
Serial com- TxD
munication
interface (SCI) RxD
Pin No.
9
10
SCK
11
A/D
converter
AN7 to AN0 66 to 59
ADTRG 8
AVCC
68
AVSS
58
VREF
67
I/O ports
P60
43
P77 to P70 66 to 59
P83 to P81 72 to 70
P80
69
P94, P92, 11 to 9
P90
PA7 to PA0 80 to 73
PB7 to PB0 8 to 1
I/O Name and Function
Output Transmit data: SCI data output
Input Receive data: SCI data input
Input/ Serial clock: SCI clock input/output
output
Input Analog 7 to 0: Analog input pins
Input A/D trigger: External trigger input for starting
A/D conversion
Input
Power supply pin for the A/D converter.
Connect to the system power supply (+5 V)
when not using the A/D converter.
Input
Ground pin for the A/D converter. Connect to
system ground (0 V) when not using the A/D
converter.
Input
Reference voltage input pin for the A/D
converter. Connect to the system power supply
(+5 V) when not using the A/D converter.
Input/ Port 6: One input/output pins. The direction
output of each pin can be selected in the port 6 data
direction register (P6DDR).
Input Port 7: Eight input pins
Input
Port 8: Three input pins. Do not designate
these pins as output pins in the port 8 data
direction register (P8DDR).
Input/
output
Input/
output
Port 8: One input/output pin. The direction of
the pin can be selected in the port 80 data
direction register (P80DDR).
Port 9: Three input/output pins. The direction
of each pin can be selected in the port 9 data
direction register (P9DDR).
Input/ Port A: Eight input/output pins. The direction of
output each pin can be selected in the port A data
direction register (PADDR).
Input/ Port B: Eight input/output pins. The direction of
output each pin can be selected in the port B data
direction register (PBDDR).
11
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