M30622MA-XXXFP RENESAS [Renesas Technology Corp], M30622MA-XXXFP Datasheet - Page 355

• Manufacturer Part Number: M30622MA-XXXFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY
• Manufacturer: RENESAS [Renesas Technology Corp]

Clock-Synchronous Serial I/O
340
Figure 2.4.11. Set-up procedure of transmission in clock-synchronous serial I/O mode, transfer
b7
Setting UART1 transmit/receive mode register
b7
Setting UART1 transmit/receive control register 0
Setting UART transmit/receive control register 2
b7
0
0
0
clock output from multiple pins function selected (1)
1
1
0
0
1
0
b0
b0
b0
1
Must be fixed to “001”
Invalid in clock synchronous I/O mode
Invalid in clock synchronous I/O mode
BRG count source select bit
Transfer format select bit
Internal/external clock select bit
Invalid in clock synchronous I/O mode
Sleep select bit
Valid when bit 4 = “0”
Transmit register empty flag
CTS/RTS disable bit
Data output select bit
CLK polarity select bit
UART0 transmit interrupt cause select bit
CLK/CLKS select bit 0
CLK/CLKS select bit 1
Invalid when bit 5 = “1”
b1 b0
0 : LSB first
0 : Internal clock
Must be “0” in clock synchronous I/O mode
1 : CTS/RTS function disabled
1 : Transmission completed (TXEPT = 1)
0 0 : f
0 1 : f
1 0 : f
1 1 : Inhibited
0 : Data present in transmit register (during transmission)
1 : No data present in transmit register (transmission completed)
0 : T
1 : TxDi pin is N-channel open-drain output
0 : Transmission data is output at falling edge of transfer clock and
0 : Clock output to CLK1
1 : Clock output to CLKS1
1 : Transfer clock output from multiple pins function selected
UART1 transmit/receive control register 0 [Address 03AC
U1C0
UART transmit/receive control register 2 [Address 03B0
UCON
UART1 transmit/receive mode register [Address 03A8
U1MR
reception data is input at rising edge
X
1
8
32
Di pin is CMOS output
is selected
is selected
is selected
Continued to the next page
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
16
16
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16
]
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Mitsubishi microcomputers
M16C / 62 Group