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CHAPTER 19 UART
●
Method to control SCK, SIN and SOT pins
Set as follows.
●
Method to enable/stop UART operation
Set by the reception control bit (SCR.RXE)
.
Set by the transmission control bit (SCR.TXE).
●
Method to set parity
Set by the parity setting bit (SCR.PEN) and parity select bit (SCR.P).
●
Method to set data length
Set by the data length select bit (SCR.CL).
UART register
To input SCK pin
DDR7.P72 =
0
SMR.SCKE =
0
To output SCK pin
SMR.SCKE =
1
To input SIN pin
DDR7.P70 =
0
To output SOT pin
SMR.SOE = 1
Content of control
Reception control bit (RXE)
To disable reception operation (stop)
Set to "0"
To enable reception operation
Set to "1"
Content of control
Transmission control bit (TXE)
To disable transmission operation (stop)
Set to "0"
To enable transmission operation
Set to "1"
Operation
Parity setting bit, parity select bit (PEN, P)
To set no parity
Set to "00
B
" or "01
B
"
To set to even parity
Set to "10
B
"
To set to odd parity
Set to "11
B
"
Operation
Data length select bit (CL)
To set to 7-bit length
Set to "0"
To set to 8-bit length
Set to "1"
Summary of Contents for MB90480 Series
Page 2: ......
Page 4: ......
Page 10: ...vi ...
Page 128: ...106 CHAPTER 4 RESET ...
Page 174: ...152 CHAPTER 6 LOW POWER CONSUMPTION MODE ...
Page 198: ...176 CHAPTER 7 MODE SETTING ...
Page 220: ...198 CHAPTER 9 TIMEBASE TIMER ...
Page 238: ...216 CHAPTER 11 WATCH TIMER ...
Page 280: ...258 CHAPTER 12 16 BIT INPUT OUTPUT TIMER ...
Page 406: ...384 CHAPTER 17 8 10 BIT A D CONVERTER ...
Page 478: ...456 CHAPTER 20 CHIP SELECTION FACILITY ...
Page 494: ...472 CHAPTER 21 ADDRESS MATCH DETECTION FUNCTION ...
Page 498: ...476 CHAPTER 22 ROM MIRROR FUNCTION SELECTION MODULE ...
Page 526: ...504 CHAPTER 23 2M 3M BIT FLASH MEMORY ...
Page 536: ...514 CHAPTER 24 EXAMPLES OF MB90F481B MB90F482B MB90F488B MB90F489B SERIAL PROGRAMMING ...
Page 570: ...548 CHAPTER 25 PWC TIMER ONLY MB90485 SERIES ...
Page 688: ......