ST92F120V1Q7 STMicroelectronics, ST92F120V1Q7 Datasheet - Page 205

• Manufacturer Part Number: ST92F120V1Q7
• Description: Microcontrollers (MCU) Flash 128K SPI/I2C
• Manufacturer: STMicroelectronics

Specifications of ST92F120V1Q7

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: Flash
• Program Memory Size: 128 KB
• Data Ram Size: 4 KB
• Interface Type: I2C, SPI
• Maximum Clock Frequency: 24 MHz
• Number Of Programmable I/os: 77
• Number Of Timers: 5
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Package / Case: PQFP-100
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 16 Channel
• Lead Free Status / Rohs Status: No

SERIAL PERIPHERAL INTERFACE (Cont’d)
Figure 100. Serial Peripheral Interface Block Diagram
ST9 PERIPHERAL
CLOCK (INTCLK)
MOSI
MISO
SCK
SS
1/2
8-Bit Shift Register
Read
Read Buffer
Write
0
1
Internal Bus
PRESCALER
CONTROL
SERIAL
CLOCK
GENERATOR
MASTER
/1 .. /8
SPDR
SERIAL PERIPHERAL INTERFACE (SPI)
SPIE SPOE SPIS MSTR
SPIF WCOL
CONTROL
STATE
SPI
-
DIV2
MODF
CPOL
-
PRS2
CPHA
-
PRS1
1
0
SPR1
-
PRS0
SPCR
SPPR
request
SPSR
Ext. INT
205/324
IT
SPR0
-
9