Renesas SH7201 Computer Hardware User Manual


 
R71 Serial port Connects serial port PTTX to
RS232 Serial
Disconnects serial port PTTX from
RS232 Serial
R60, R66,
R90
R72 Power supply
Connects VREF to Board_VCC
Disconnects VREF from Board_VCC R56, R39
R73 Serial port
Connects RS232 Serial to RxD0
Disconnects RS232 Serial from RxD0 R70, R77,
R92
R76 Power supply
Connects LCD power to internal
5V
Disconnects LCD power from internal 5V R102
R77 Serial port Connects serial port PTRX to
RS232 Serial
Disconnects serial port PTRX from
RS232 Serial
R70, R73,
R92
R78 Serial port Shuts down RS232 transceiver
Enables RS232 transceiver
R82
R80 Power supply
Connects Board_VCC to
CON_3V3
Disconnects Board_VCC from CON_3V3 R68, R83
R81 Serial port Connects RxD1 to U9
Disconnects RxD1 from U9
R64
R82 Serial port
Enables RS232 transceiver
Shuts down RS232 transceiver R78
R83 Power supply
Connects 3.3V supply from U8
to Board_VCC
Disconnects 3.3V supply from U8 R68, R80
R90 E8 connector
Connects PTTX to E8_TXD on
E8 connector
Disconnects PTTX from E8_TXD R60, R71
R92 E8 connector
Connects PTRX to E8_RXD on
E8 connector
Disconnects PTRX from E8_RXD R70, R77
R102 Power Supply
Connects J11 to Board_VCC
J11 disconnected from Board_VCC -
R104 CAN transceiver
0
Connects CAN0_EN to CAN
transceiver 0
Disconnects CAN0_EN from CAN
transceiver
R105
R106 CAN transceiver
0
Connects CRx0 to CAN
transceiver 0
Disconnects CRx0 from CAN transceiver -
R107 CAN transceiver
0
Connects 5V to CAN
transceiver 0 VBAT
Disconnects 5V from CAN transceiver -
R108 CAN transceiver
0
Connects CTx0 to CAN
transceiver 0
Disconnects CTx0 from CAN transceiver -
R109 CAN transceiver
1
Connects CAN1_EN to CAN
transceiver 1
Disconnects CAN1_EN from CAN
transceiver
R110
R111 CAN transceiver
1
Connects CRx1 to CAN
transceiver 1
Disconnects CRx1 from CAN transceiver -
R112 CAN transceiver
1
Connects CTx1 to CAN
transceiver 1
Disconnects CTx1 from CAN transceiver -
R118 CAN transceiver
1
Connects 5V to CAN
transceiver 1 VBAT
Disconnects 5V from CAN transceiver -
R120 CAN transceiver
1
Connects CAN0_ERRn to
microcontroller pin 173
Disconnects CAN0_ERRn from
microcontroller pin 173
-
11