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| 型號(hào)： | S-7750C71XX-HCT1 |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | SPECIALTY MICROPROCESSOR CIRCUIT, PBGA16 |
| 封裝： | 1.93 X 2.07 MM, 0.6 MM HEIGHT, LEAD FREE, WLP-16 |
| 文件頁數(shù)： | 16/44頁 |
| 文件大?。?/td> | 563K |
| 代理商： | S-7750C71XX-HCT1 |
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PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT)
Rev.2.0_00
S-7750C
Seiko Instruments Inc.
23
Example of Flowchart for Software
1. Read / Write in register
The example of flowchart for software when accessing to the control port register is shown in Figure 28.
START
Switching access to
E
2PROM / register
1-byte command
(ST, DC2 to DC0, 0001, 0, ACK, SP)
*1
Access to
control port register
2-byte command
Write
(ST, DC2 to DC0, 0101, 0, ACK, CTR7 to CTR0, ACK, SP)
*1
Read
(ST, DC2 to DC0, 0101, 1, ACK, CTR7 to CTR0, ACK, SP)
*1
*1. ST
: Start condition
DC2 to DC0
: Device code
ACK
: Acknowledgment
CTR7 to CTR0 : Control port register
SP
: Stop condition
END
Figure 28 Flowchart for Software Example 1
2. Read / Write in E
2PROM
The example of flowchart for software when accessing to the E
2PROM is shown in Figure 29.
START
Switching access to
E
2PROM / register
1-byte command
(ST, DC2 to DC0, 0001, 1, ACK, SP)
*1
Access to
control port E
2PROM
2-byte command
Write
(ST, DC2 to DC0, 0101, 0, ACK, CTR7 to CTR0, ACK, SP)
*1
Read
(ST, DC2 to DC0, 0101, 1, ACK, CTR7 to CTR0, ACK, SP)
*1
END
WP pin = “L”?
Yes
No
*1. ST
: Start condition
DC2 to DC0
: Device code
ACK
: Acknowledgment
CTR7 to CTR0 : Control port register
SP
: Stop condition
Figure 29 Flowchart for Software Example 2
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| S-7750C72XX-HCT1 | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT) |
| S-7750C73XX-HCT1 | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT) |
| S-7760A | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT) |
| S-7760A00XX-HCT1 | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT) |
| S-7760A00XX-TCT1G | 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:PROGRAMMABLE PORT CONTROLLER (PORT EXPANDER WITH BUILT-IN E2PROM CIRCUIT) |
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