参数资料
型号: 24VL024H/ST
元件分类: PROM
英文描述: I2C/2-WIRE SERIAL EEPROM, PDSO8
封装: 4.40 MM, ROHS COMPLIANT, PLASTIC, TSSOP-8
文件页数: 2/28页
文件大小: 447K
代理商: 24VL024H/ST
24VL024H
DS22109A-page 10
2008 Microchip Technology Inc.
7.0
ACKNOWLEDGE POLLING
Since the device will not acknowledge during a write
cycle, this can be used to determine when the cycle is
complete (this feature can be used to maximize bus
throughput). Once the Stop condition for a Write
command has been issued from the master, the device
initiates the internally-timed write cycle and ACK polling
can be initiated immediately. This involves the master
sending a Start condition followed by the control byte
for a Write command (R/W = 0). If the device is still
busy with the write cycle, no ACK will be returned. If no
ACK is returned, the Start bit and control byte must be
re-sent. If the cycle is complete, the device will return
the ACK and the master can then proceed with the next
Read or Write command. See Figure 7-1 for a flow
diagram of this operation.
FIGURE 7-1:
ACKNOWLEDGE POLLING
FLOW
Send
Write Command
Send Stop
Condition to
Initiate Write Cycle
Send Start
Send Control Byte
with R/W = 0
Did Device
Acknowledge
(ACK = 0)?
Next
Operation
No
Yes
相关PDF资料
PDF描述
24VL024HT/MNY I2C/2-WIRE SERIAL EEPROM, PDSO8
25.000.1956.0 STRIP TERMINAL BLOCK
25.001.1756.0 STRIP TERMINAL BLOCK
25.342.2053.0 15 A, MODULAR TERMINAL BLOCK, 1 ROW, 1 DECK
25.501.4153.0 20 A, STRIP TERMINAL BLOCK, 1 ROW, 1 DECK
相关代理商/技术参数
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