ST92T163R4T1 STMicroelectronics, ST92T163R4T1 Datasheet - Page 37

Microcontrollers (MCU) OTP EPROM 20K USB/I2

ST92T163R4T1

Manufacturer Part Number
ST92T163R4T1
Description
Microcontrollers (MCU) OTP EPROM 20K USB/I2
Manufacturer
STMicroelectronics
Datasheet

Specifications of ST92T163R4T1

Data Bus Width
8 bit, 16 bit
Program Memory Type
EPROM
Program Memory Size
20 KB
Data Ram Size
2 KB
Interface Type
I2C, SCI, USB
Maximum Clock Frequency
24 MHz
Number Of Programmable I/os
64
Number Of Timers
2
Operating Supply Voltage
4 V to 5.5 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
Package / Case
TQFP-64
Minimum Operating Temperature
0 C
On-chip Adc
8 bit
Lead Free Status / Rohs Status
No

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SYSTEM REGISTERS (Cont’d)
USER STACK POINTER HIGH REGISTER
(USPHR)
R236 - Read/Write
Register Group: E (System)
Reset value: undefined
USER STACK POINTER LOW REGISTER
(USPLR)
R237 - Read/Write
Register Group: E (System)
Reset value: undefined
Figure 13. Internal Stack Mode
USP15 USP14 USP13 USP12 USP11 USP10 USP9
USP7 USP6
7
7
4
3
2
1
0
F
E
D
REGIST ER
STACK
USP5 USP4 USP3 USP2 USP1
FILE
STACK POINTER (LOW)
points to:
USP8
USP0
0
0
SYSTEM STACK POINTER HIGH REGISTER
(SSPHR)
R238 - Read/Write
Register Group: E (System)
Reset value: undefined
SYSTEM STACK POINTER LOW REGISTER
(SSPLR)
R239 - Read/Write
Register Group: E (System)
Reset value: undefined
Figure 14. External Stack Mode
SSP15 SSP14 SSP13 SSP12 SSP11 SSP10 SSP9
SSP7 SSP6
7
7
4
3
2
1
0
F
E
D
ST92163 - DEVICE ARCHITECTURE
REGISTER
FILE
SSP5
SSP4
STACK POINTER (HIGH)
STACK POINTER (LOW)
SSP3
point to:
&
SSP2 SSP1
MEMORY
STACK
37/224
SSP8
SSP0
0
0

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