I am using adxl345 with ESP32 in MDF for update value every 1 second of x, y, z axis in xmin, xmax, ymin, ymax, zmin, zm

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//I am using adxl345 with ESP32 in MDF for update value every 1 second of x, y, z axis in xmin, xmax, ymin, ymax, zmin, zmax and //send data after 5 minutes. so when I read data for x, y, z it is fine but when I want to compare and update the value in xmin and //xmax is not update properly. my code snippet is below kindly help me with this. thanks in advance.

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1.  
2. // Read data of x, y and z with this code
3. //Read ADXL345 DATA
4. #define ADXL345_CAL_AX 0x32
5. #define ADXL345_CAL_AY 0x34
6. #define ADXL345_CAL_AZ 0x36
7.  
8. move r1,AX
9. ld r0,r1,0
10. move r1,AX
11. push r1
12. move r1,0x53
13. push r1
14. move r1,ADXL345_CAL_AX
15. push r1
16. read_cal:
17. psr
18. jump read16
19. or r2,r2,0 // test error
20. jump readok,eq
21. jump fail
22. readok:
23. ld r1,r3,12
24. st r0,r1,0
25. add r1,r1,1
26. st r1,r3,12 // next cal parameter address
27. ld r0,r3,4
28. add r0,r0,2 // next register
29. st r0,r3,4
30. jumpr read_cal,ADXL345_CAL_AZ+2,lt
31. add r3,r3,3
32.  
33. // Update value in xmin, xmax, ymin, ymax, zmin and zmax.
34. // got problem in below code
35. move r1, AXmin
36. ld r0, r1, 0
37. //and r0, r0, 0xFFFF
38. jumpr AX_max_load,AX,gt
39. jumpr AX_min_load,AX,lt
40.  
41. Yload:
42. move r1, AYmin
43. ld r0, r1, 0
44. jumpr AY_max_load,AY,gt
45. jumpr AY_min_load,AY,lt
46.  
47. Zload:
48. move r1, AZmin
49. ld r0, r1, 0
50. jumpr AZ_max_load,AZ,gt
51. jumpr AZ_min_load,AZ,lt
52. Xload:
53.  
54. stage_rst
55. MS3:
56. wait 1000
57. stage_inc 1
58. jumps MS3, 10, lt
59.  
60. //OFF ADXL Sensor
61. move r1,0x53
62. push r1
63. move r1,0x2D
64. push r1
65. move r1,0x04
66. push r1
67. psr
68. jump write8
69. add r3,r3,3 // remove 3 arguments from stack
70. move r0,r2 // test for error in r2
71. jumpr fail,1,ge
72.  
73. ret
74.  
75. AX_min_load:
76. move r1, AX
77. ld r0, r1, 0
78. move r1, AXmin
79. st r0, r1, 0
80. jump Yload
81.  
82. AX_max_load:
83. move r1, AX
84. ld r0, r1, 0
85. move r1, AXmax
86. st r0, r1, 0
87. jump Yload
88.  
89. AY_min_load:
90. move r1, AY
91. ld r0, r1, 0
92. move r1, AYmin
93. st r0, r1, 0
94. jump Zload
95.  
96. AY_max_load:
97. move r1, AY
98. ld r0, r1, 0
99. move r1, AYmax
100. st r0, r1, 0
101. jump Zload
102.  
103. AZ_min_load:
104. move r1, AZ
105. ld r0, r1, 0
106. move r1, AZmin
107. st r0, r1, 0
108. jump Xload
109.  
110. AZ_max_load:
111. move r1, AZ
112. ld r0, r1, 0
113. move r1, AZmax
114. st r0, r1, 0
115. jump Xload
116.  
117. fail:
118. move r1,temp
119. move r0,0 // 0 signals error
120. st r0,r1,0
121. ret
122.  

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