Analog Devices ADuC832 manual #data, Source Add with carry, Source Increment, Decrement, P3.0

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INSTRUCTION SET

MQFP CSP PIN FUNCTIONS

ADuC832

Arithmetic Operations			bytes	OSCperiods
ADD	A,source	add source to A	1,2	12
ADD	A,#data		2	12
ADDC	A,source	add with carry	1,2	12
ADDC	A,#data		2	12
SUBB	A,source	subtract from A	1,2	12
		with borrow
SUBB	A,#data		2	12
INC	A		1	12
INC	source	increment	1,2	12
INC	DPTR *		1	24
DEC	A	decrement	1	12
DEC	source		1,2	12
MUL	AB	multiply A by B	1	48
DIV	AB	divide A by B	1	48
DA	A	decimal adjust	1	12
Data Transfer Operations			bytes	OSCperiods
MOV	A,source		1,2	12
MOV	A,#data		2	12
MOV	dest,A	move source	1,2	12
		to destination
MOV	dest,source		1,2,3	24
MOV	dest,#data		2,3 12,24
MOV DPTR,#data16			3	24
MOVC A,@A+DPTR move from			1	24
		code memory
MOVC A,@A+PC			1	24
MOVX A,@Ri			1	24
MOVX A,@DPTR		move to/from	1	24
		data memory
MOVX @Ri,A			1	24
MOVX @DPTR,A			1	24
PUSH	direct	push onto stack	2	24
POP	direct	pop from stack	2	24

	Legend
Rn	register addressing using R0-R7
direct	8bit internal address (00h-FFh)
@Ri	indirect addressing using R0 or R1
source	any of [Rn, direct, @Ri]
dest	any of [Rn, direct, @Ri]
#data	8bit constant included in instruction
#data16	16bit constant included in instruction
bit	8bit direct address of bit
rel	signed 8bit offset
addr11	11bit address in current 2K page
addr16	16bit address

*INC DPTR increments the 24bit value DPP/DPH/DPL

Logical Operations			bytes	OSCperiods
ANL	A,source		1,2	12
ANL	A,#data	logical AND	2	12
ANL	direct,A		2	12
ANL	direct,#data		3	24
ORL	A,source		1,2	12
ORL	A,#data	logical OR	2	12
ORL	direct,A		2	12
ORL	direct,#data		3	24
XRL	A,source		1,2	12
XRL	A,#data	logical XOR	2	12
XRL	direct,A		2	12
XRL	direct,#data		3	24
CLR	A	clear A to zero	1	12
CPL	A	complement A	1	12
RL	A	rotate A left	1	12
RLC	A	...through C	1	12
RR	A	rotate A right	1	12

1 56 P1.0 / ADC0 / T2 52 51 50 49 48 47 46 45 44 43 42 41 40

21 P1.1 / ADC1 / T2EX

											56 55 54 53 52 51 50 49 48 47 46 45 44 43
3	2	P1.2		/ ADC2						1				42										(0)
												pin 1 identifier
															1				pin 1 identifier				39
4	3	P1.3		/ ADC3						2				41
										3				40	2								38	9/02-
										4		ADuC832		39	3								37
6	6,7,8	AGND								5				38
										9		TOP VIEW		34	6								34
5	4,5	AVDD								6		56pin CSP		37	4			ADuC832					36
										8				35								35
										7				36	5			52pin MQFP						2.5-
										10		(not to scale)		33	7								33
7	9	CREF								11				32				TOP VIEW
										13				30	9								31
										12				31	8			(not to scale)					32
8	10	VREF								14				29 10									30	G03203
											15 16 17 18 19 20 21 22 23 24 25 26 27 28				11								29
9	11	DAC0													12								28
															13								27
10	12	DAC1
11	13	P1.4		/ ADC4
12	14	P1.5		/ ADC5 /
									SS							14 15 16 17 18 19 20 21 22 23 24 25 26
13	15	P1.6		/ ADC6							MQFP	CSP						MQFP CSP
14	16	P1.7		/ ADC7							27	29	SDATA / MOSI				40		43	EA
15	17	RESET									28	30	P2.0 / A8 / A16				41		44
																					PSEN
16	18	P3.0		/ RxD							29	31	P2.1 / A9 / A17				42		45	ALE
17	19	P3.1		/ TxD							30	32	P2.2 / A10 / A18				43		46	P0.0 / AD0
18	20	P3.2		/							31	33	P2.3 / A11 / A19				44		47	P0.1 / AD1
							INT0
19	21										32	34	XTAL1 (in)				45		48	P0.2 / AD2
			P3.3/INT1/MISO/PWM1
20	22	DVDD									33	35	XTAL2 (out)				46		49	P0.3 / AD3
21	23	DGND									34	36	DVDD				47		50	DGND
22	24	P3.4 / T0 / PWMC /									35	37,38	DGND				48		51	DVDD
		PWM0 / EXTCLK
23	25	P3.5		/ T1 /							36	39	P2.4 / A12 / A20				49		52	P0.4 / AD4
								CONVST
24	26	P3.6		/							37	40	P2.5 / A13 / A21				50		53	P0.5 / AD5
					WR
25	27	P3.7		/							38	41	P2.6/A14/A22/PWM0				51		54	P0.6 / AD6
						RD
26	28	SCLOCK									39	42	P2.7/A15/A23/PWM1				52		55	P0.7 / AD7

CODE MEMORY SPACE

MicroConverter®

Quick Reference Guide

a “Data Acquisition System on a Chip”

the ADuC832 is: ADC: 12bit, 5µs, 8channel, self calibrating 0.5LSB INL & 70dB SNR

DAC: dual, 12bit, 15µs, voltage output

1LSB DNL

Flash/EEPROM: 62K bytes Flash/EE program memory 4K bytes Flash/EE data memory

microcontroller: industry standard 8052

32 I/O lines, programmable PLL clock (131KHz to 16.8MHz from 32KHz crystal)

other on-chip features: temperature sensor, power supply monitor, watchdog timer, flexible serial interface ports, voltage reference, time interval counter, dual 8/16bit PWM, power-on-reset

XCH	A,source	exchange bytes		1,2	12
XCHD	A,@Ri	exchg low digits		1	12
Program Branching				bytes	OSCperiods
ACALL addr11		call subroutine		2	24
LCALL addr16				3	24
RET		return from sub.		1	24
RETI		return from int.		1	24
AJMP	addr11			2	24
LJMP	addr16	jump		3	24
SJMP	rel			2	24
JMP	@A+DPTR			1	24
JZ	rel	jump if	A = 0	2	24
JNZ	rel	jump if	A not 0	2	24
CJNE	A,direct,rel			3	24
CJNE	A,#data,rel	compare and		3	24
		jump if not
CJNE	Rn,#data,rel	equal		3	24
CJNE	@Ri,#data,rel			2	24
DJNZ	Rn,rel	decrement and		2	24
		jump if not zero
DJNZ	direct, rel			3	24
NOP		no operation		1	12

RRC	A	...through C	1	12
SWAP A		swap nibbles	1	12
Boolean Variable Manipulation			bytes	OSCperiods
CLR	C	clear bit to zero	1	12
CLR	bit		2	12
SETB	C	set bit to one	1	12
SETB	bit		2	12
CPL	C	complement bit	1	12
CPL	bit		2	12
ANL	C,bit	AND bit with C	2	24
ANL	C,/bit	...NOTbit with C	2	24
ORL	C,bit	OR bit with C	2	24
ORL	C,/bit	...NOTbit with C	2	24
MOV	C,bit	move bit to bit	2	12
MOV	bit,C		2	24
JC	rel	jump if C set	2	24
JNC	rel	jmp if C not set	2	24
JB	bit,rel	jump if bit set	3	24
JNB	bit,rel	jmp if bit not set	3	24
JBC	bit, rel	jmp&clear if set	3	24

FFFFh

(NOP instructions)

FFFFh

F800h

FUNCTIONAL BLOCK DIAGRAM

F7FFh

* pin numbers below refer to MQFP package

)

(RxD) (TxD) (INT0) (INT1 / MISO / PWM1) (T0/PWMC/PWM0/EXTCLK (T1 / CONVST) (WR) (RD)

EA=1

EA=0

(AD0) (AD1) (AD2) (AD3) (AD4) (AD5) (AD6) (AD7)

(ADC0 / T2) (ADC1 / T2EX) (ADC2) (ADC3) (ADC4) (ADC5 / SS) (ADC6) (ADC7)

(A8 / A16)

(A9 / A17) (A10 / A18) (A11 / A19) (A12 / A20) (A13 / A21) (A14 / A22 / PWM0) (A15 / A23 / PWM1)

internal

external

P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7

P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7

P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7

P3.0 P3.1 P3.2 P3.3 P3.4 P3.5 P3.6 P3.7

code space

code space

43 44 45 46 49 50 51 52

1 2 3 4

11 12 13 14

28 29 30 31 36 37 38 39

16 17 18 19 22 23 24 25

62K bytes

(64K

hardware

Flash/EE

addressable)

ADuC832

CONVST

23

ADC0

1

DAC0

BUF

9

DAC0

ADC1

2

ADC

ADC2

3

DAC

12bit ADC

control

0000h

0000h

ADC3

4

T/H

AIN

&

control

ADC4

11

ADC5

12

MUX

calibration

DAC1

10

DAC1

BUF

ADC6

13

INTERRUPT VECTOR ADDRESSES

ADC7

14

PWM

38

PWM0

39

PWM1

4K x 8

2K x 8

TEMP

o

data

sensor

(-3 mV/

C)

user “XRAM”

22

T0

Interrupt

Vector

Priority

Flash/EE

256 x 8

Interrupt Name

within

2.5V

62K x 8

16bit

23

T1

Address

8052

user RAM

Bit

Level

bandgap

program

counter

1

T2

reference

Flash/EE

MCU

watchdog

timers

PSMCON.5

Power Supply Monitor Interrupt

43h

1

2

T2EX

core

timer

baudrate timer

WDS

WatchDog Timer Interrupt

5Bh

2

power supply

time

ASSEMBLER DIRECTIVES

	EQU	define symbol	DW	store word values in program memory
	DATA	define internal memory symbol	ORG	set segment location counter
	IDATA	define indirect addressing symbol	END	end of assembly source file
	XDATA	define external memory symbol	CSEG	select program memory space
	BIT	define internal bit memory symbol	XSEG	select external data memory space
	CODE	define program memory symbol	DSEG	select internal data memory space
	DS	reserve bytes of data memory	ISEG	select indirectly addressed internal
	DBIT	reserve bits of bit memory		data memory space
	DB	store byte values in program memory	BSEG	select bit addressable memory space
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IN U.S.A.

VREF

8

BUF

downloader

monitor

interval

18

INT0

IE0

External Interrupt 0

03h

3

debugger

counter

19

INT1

ADCI

End of ADC Conversion Interrupt

33h

4

CREF

7

single-pin emulator

asynchronous

synchronous

OSC &

TF0

Timer0 Overflow Interrupt

0Bh

5

POR

serial port

serial interface

(UART)

(SPI or I2C)

PLL

IE1

External Interrupt 1

13h

6

PRINTED

TF1

Timer1 Overflow Interrupt

1Bh

7

5

34

21 DGND 35 47 RESET 15

RxD 16 TxD 17

ALE 42

PSEN 41 EA 40

SCLOCK 26 SDATA/ MOSI 27 MISO 19 SS 12

XTAL1 32 XTAL2 33

ISPI/I2CI

SPI/I2C Interrupt

3Bh

8

DD

DD

RI/TI

UART Interrupt

23h

9

AV

AGND6

20 DV 48

TF2/EXF2

Timer2 Interrupt

2Bh

10

REV. 0

TIMECON.2

Time Interval Counter Interrupt

53h

11

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