M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 214

• Manufacturer Part Number: M37702E6BFS
• Description: EPROM MCU/8BIT CMOS EMULATION CH
• Manufacturer: Renesas Electronics America

Specifications of M37702E6BFS

• Accessory Type: Emulator EPROM MCU
• For Use With/related Products: 7702
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SERIAL I/O
7.4 Clock asynchronous serial I/O (UART) mode
Fig. 7.4.9 Processing after reception’s completion
7–48
Reading of receive data
UART0 receive buffer register (Addresses 37
UART1 receive buffer register (Addresses 3F
b15
0
0
[When not using interrupts]
Checking completion of reception
UART0 transmit/receive control register 1 (Address 35
UART1 transmit/receive control register 1 (Address 3D
UART0 transmit/receive control register 1 (Address 35
UART1 transmit/receive control register 1 (Address 3D
Checking error
0
b7
b7
0
Processing after reading out receive data
0
0
0
b8
1
1
b7
b0
b0
Receive complete flag
0 : Reception not completed
1 : Reception completed
16
16
Overrun error flag
Framing error flag
Parity error flag
Error sum flag
0 : No error
1 : Error detected
, 36
, 3E
16
16
)
)
7702/7703 Group User’s Manual
b0
16
16
16
16
)
Read out receive data.
)
)
)
Note : This figure shows the bits and registers required
This figure shows the bits and registers required
for processing.
for processing.
Refer to Figure 7.4.11 about the change of flag
Refer to Figure 7.4.11 about the change of flag
state and the occurrence timing of an interrupt
state and the occurrence timing of an interrupt
request.
request.
[When using interrupts]
The UARTi receive interrupt request
occurs when reception is completed.
UARTi receive interrupt