參數(shù)資料
型號: ST72651R6
英文描述: SODIMM MEMORY MODULE, 64MB, INDUSTRIAL TEMP
中文描述: ST7的-低功耗。全速USB 8位32K快閃微控制器。 5K內存。閃存卡的I /樓計時器。脈寬調制。 ADC的。的I2C
文件頁數(shù): 20/166頁
文件大?。?/td> 2089K
代理商: ST72651R6
ST7265x
116/166
IC SINGLE MASTER BUS INTERFACE (Cont’d)
I2C STATUS REGISTER 2 (SR2)
Read Only
Reset Value: 0000 0000 (00h)
Bit 7:5 = Reserved. Forced to 0 by hardware.
Bit 4 = AF
Acknowledge failure.
This bit is set by hardware when no acknowledge
is returned. An interrupt is generated if ITE=1. It is
cleared by software reading SR2 register or by
hardware when the interface is disabled (PE=0).
The SCL line is not held low while AF=1.
0: No acknowledge failure
1: Acknowledge failure
Bit 3:0 = Reserved. Forced to 0 by hardware.
70
0
AF
0000
相關PDF資料
PDF描述
ST72651R6T1 ST7 - LOW-POWER. FULL-SPEED USB 8-BIT MCU WITH 32K FLASH. 5K RAM. FLASH CARD I/F. TIMER. PWM. ADC. I2C
ST72652R4T1 ST7 - LOW-POWER. FULL-SPEED USB 8-BIT MCU WITH 32K FLASH. 5K RAM. FLASH CARD I/F. TIMER. PWM. ADC. I2C
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