參數(shù)資料
型號: UPD784218GC
廠商: NEC Corp.
英文描述: Connector assemblies, Network cables;
中文描述: 16-/8-bit的單晶片微控制器
文件頁數(shù): 50/92頁
文件大小: 617K
代理商: UPD784218GC
μ
PD784218, 784218Y
Data Sheet U12304EJ2V0DS00
50
9.5 Application Example of Macro Service
(1) Serial interface transmission
Transmit data storage buffer (memory)
Data n
Data n – 1
Data 1
Data 2
Internal bus
Transmit shift register
TXS1, TXS2 (SFR)
Transmit control
TxD1, TxD2
INTST1, INTST2
Each time macro service requests INTST1 and INTST2 are generated, the next transmit data is transferred from
memory to TXS1 and TXS2. When data n (last byte) has been transferred to TXS1 and TXS2 (when the transmit
data storage buffer has become empty), vectored interrupt requests INTST1 and INTST2 are generated.
(2) Serial interface reception
Receive data storage buffer (memory)
Data n
Data n – 1
Data 1
Data 2
Internal bus
Receive shift register
RXB1, RXB2 (SFR)
Reception control
INTSR1, INTSR2
RxD1, RxD2
Receive buffer register
Each time macro service requests INTSR1 and INTSR2 are generated, the receive data is transferred from RXB1
and RXB2 to memory. When data n (last byte) has been transferred to memory (when the receive data storage
buffer has become full), vectored interrupt requests INTSR1 and INTSR2 are generated.
相關(guān)PDF資料
PDF描述
UPD784218GF 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD784218Y 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD784218 16-/8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD784218GC-XXX-8EU 16-Bit Microcontroller
UPD784218GF-XXX-3BA 16-Bit Microcontroller
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