23K256-ISLASHST datasheet(12/27 Pages) MICROCHIP

部件名	23K256-I/ST

功能描述	256-Kbit SPI Bus Low-Power Serial SRAM

PDF	27 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

12 / 27 page

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DS20002100G-page 12

23A256/23K256

2.6

Write Status Register Instruction

(WRSR)

The Write Status Register instruction (WRSR) allows the

user to write to the bits in the STATUS register as

shown in Table 2-2. This allows for setting of the Device

operating mode. Several of the bits in the STATUS

WRSR timing sequence.

FIGURE 2-8:

WRITE STATUS REGISTER TIMING SEQUENCE (WRSR)

2.7

Power-On State

The 23X256 powers on in the following state:

• The device is in low-power Standby mode

(CS = 1)

• A high-to-low-level transition on CS is required to

enter active state

1011

12131415

Instruction

Data to STATUS Register

High-Impedance

SCK

234

567

23K256-I/ST 数据表(PDF) 12 Page - Microchip Technology