ST72F621J4T1 STMicroelectronics, ST72F621J4T1 Datasheet - Page 99

• Manufacturer Part Number: ST72F621J4T1
• Description: IC MCU 8BIT LS 16K 44-TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F621J4T1

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 31
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: ST72F6x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SCI, SPI, USB
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 31
• Number Of Timers: 2
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit, 8 Channel
• For Use With: 497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-2111

INSTRUCTION SET OVERVIEW (Cont’d)
Mnemo
ADC
ADD
AND
BCP
BRES
BSET
BTJF
BTJT
CALL
CALLR
CLR
CP
CPL
DEC
HALT
IRET
INC
JP
JRA
JRT
JRF
JRIH
JRIL
JRH
JRNH
JRM
JRNM
JRMI
JRPL
JREQ
JRNE
JRC
JRNC
JRULT
JRUGE
JRUGT
Add with Carry
Addition
Logical And
Bit compare A, Memory
Bit Reset
Bit Set
Jump if bit is false (0)
Jump if bit is true (1)
Call subroutine
Call subroutine relative
Clear
Arithmetic Compare
One Complement
Decrement
Halt
Interrupt routine return
Increment
Absolute Jump
Jump relative always
Jump relative
Never jump
Jump if ext. INT pin = 1
Jump if ext. INT pin = 0
Jump if H = 1
Jump if H = 0
Jump if I1:0 = 11
Jump if I1:0 <> 11
Jump if N = 1 (minus)
Jump if N = 0 (plus)
Jump if Z = 1 (equal)
Jump if Z = 0 (not equal)
Jump if C = 1
Jump if C = 0
Jump if C = 1
Jump if C = 0
Jump if (C + Z = 0)
Description
tst (A . M)
btjt Byte, #3, Jmp1
A = FFH-A
N = 0 ?
Z = 0 ?
A = A + M + C
A = A + M
A = A . M
bres Byte, #3
bset Byte, #3
btjf Byte, #3, Jmp1
tst(Reg - M)
dec Y
Pop CC, A, X, PC
inc X
jp [TBL.w]
jrf *
(ext. INT pin high)
(ext. INT pin low)
H = 1 ?
H = 0 ?
I1:0 = 11 ?
I1:0 <> 11 ?
N = 1 ?
Z = 1 ?
C = 1 ?
C = 0 ?
Unsigned <
Jmp if unsigned >=
Unsigned >
Function/Example
Doc ID 6996 Rev 5
A
A
A
A
M
M
M
M
reg, M
reg
reg, M
reg, M
reg, M
Dst
M
M
M
M
M
Src
I1
I1
1
H
H
H
H
I0
I0
0
N
N
N
N
N
N
N
N
N
N
0
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
1
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C
C
C
C
C
C
C
1