M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 186

• 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
7.3 Clock synchronous serial I/O mode
7–20
Fig. 7.3.1 Initial setting example for relevant registers when transmitting
UART0 transmit interrupt control register (Address 71
UART1 transmit interrupt control register (Address 73
UART0 transmit/receive control register 0 (Address 34
UART1 transmit/receive control register 0 (Address 3C
b7
b7
UART0 transmit/receive mode register (Address 30
UART1 transmit/receive mode register (Address 38
b7
0
UART0 baud rate register (BRG0) (Address 31
UART1 baud rate register (BRG1) (Address 39
b7
0
b0
0
b0
BRG count source select bits
b1 b0
CTS
0:
1:
0 0 : f
0 1 : f
1 0 : f
1 1 : f
b0
1
Interrupt priority level select bits
When using interrupts, set these bits to
level 1- 7. When disabling interrupts, set
these bits to level 0.
CTS
RTS
/
RTS
Clock synchronous serial I/O mode
Internal/External clock select bit
0: Internal clock
1: External clock
2
16
64
512
function selected.
function selected
b0
Necessary only when internal clock is
selected.
select bit
Set to “00
: It may be “0” or “1.”
16
16
16
” to “FF
7702/7703 Group User’s Manual
)
)
16
16
)
)
16
16
16
16
)
)
)
)
16
. ”
(In the case of selecting the
when the
UART0 transmit/receive control register 1 (Address 35
UART1 transmit/receive control register 1 (Address 3D
UART0 transmit buffer register (Address 32
UART1 transmit buffer register (Address 3A
b7
b7
CTS
Transmission starts.
i
pin’s input level is “L.”)
CTS
b0
1
b0
function, transmission starts
Transmit enable bit
1: Transmission enabled
Set transmit data here.
16
16
)
)
16
16
)
)