参数资料
型号: M37640E8FP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 24 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 41/96页
文件大小: 1477K
代理商: M37640E8FP
46
Ver 1.4
MITSUBISHI MICROCOMPUTERS
7640 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Fig. 1.46. UART Receive Operation Waveforms
UxBRG
URXDx
RBF
Start bit
D0
Stop bit
Start bit
Clock
D0
Edge
detection
2-of-3
sampling
2-of-3
sampling
2-of-3
sampling
2-of-3
sampling
2-of-3
sampling
Edg
detection
UxTRB1
Read
programmable delay
CTS (input)
TXD (output)
RXD (input)
RTS (output)
DATA
stop
start
DATA
start
DATA
In both examples, the Transmit and Receive have already been enabled
Fig. 1.48. UxRTSC Register
Fig. 1.47. CTSx and RTSx Timing Examples
RTS3
RTS1
Reserved
MSB
7
LSB
0
Address: 0036
16 ,003E16
Access: R/W
Reset: 80
16
RTS2
0-3
Reserved (Read/Write “0’)
RTS3:0
RTS Assertion Delay count 3:0 (bits 7, 6, 5, 4)
0000: No delay, RTS asserts immediately after receive operation completes
0001: RTS asserts 8 bit-times after receive operation completes
0010: RTS asserts 16 bit-times after receive operation completes
0011: RTS asserts 24 bit-times after receive operation completes
1000: RTS asserts 64 bit-times after receive operation completes
1110: RTS asserts 112 bit-times after receive operation completes
1111: RTS asserts 120 bit-times after receive operation completes
RTS0
Reserved
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