ST92T141K4M6 STMicroelectronics, ST92T141K4M6 Datasheet - Page 27

• Manufacturer Part Number: ST92T141K4M6
• Description: Microcontrollers (MCU) OTP EPROM 16K SPI
• Manufacturer: STMicroelectronics

Specifications of ST92T141K4M6

• Data Bus Width: 8 bit, 16 bit
• Program Memory Type: EPROM
• Program Memory Size: 16 KB
• Data Ram Size: 512 B
• Interface Type: SPI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SO-34
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit, 6 Channel
• Lead Free Status / Rohs Status: No

SYSTEM REGISTERS (Cont’d)
Figure 7. Pointing to a single group of 16
registers
NUMBER
BLOCK
31
30
29
28
27
26
25
9
8
7
6
5
4
3
2
1
0
4
3
2
1
0
F
E
D
REGISTER
GROUP
REGISTER
r15
r0
FILE
GROUP 1
addressed by
POINTER 0
REGISTER
BLOCK 2
srp #2
instruction
points to:
set by:
Figure 8. Pointing to two groups of 8 registers
addressed by
NUMBER
BLOCK 7
BLOCK
ST92141 - DEVICE ARCHITECTURE
31
30
29
28
27
26
25
9
8
7
6
5
4
3
2
1
0
4
3
2
1
0
F
E
D
REGISTER
GROUP
REGISTER
r15
r7
r0
r8
FILE
GROUP 3
GROUP 1
srp0 #2
srp1 #7
instructions
POINTER 0
REGISTER
POINTER 1
REGISTER
point to:
set by:
addressed by
BLOCK 2
&
&
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