Holtek HT98R068 Manual page 29

Tool Note

Use the development tool specifically for the HT98R068. Real ICE ： MEV(Lot
No.:M1001C)＋DEV(Lot No.:D1044A)

Some modifications should be made to the ICE circuit by adding a PLL Clock Sources
(32.768 crystal) and a filter (PLLC Circuit). Check the figure below (please note the pin
name and the circuit. The pin name is the defined pin of the ICE.)
ICE Gain Circuit:
ICE pin assignment vs. 64LQFP real chip:
Real
Real Chip
Chip J5
Pin Name
Pin
VSS 46
37 PA2 44
35 PA0 42
33 PB6 40
NC 38
NC 36
NC 34
NC 32
NC 30
NC 28
NC 26
24 XOUT 24
22 PLLC 22
20 PB4 20
18 PD2 18
16 PB2 16
14 PB0 14
NC 12
NC 10
NC 8
NC 6
NC 4
VDD 2
Real
Real Chip
J5 Chip
Pin Name
Pin
45 VSS
43 PA3 38
41 PA1 36
39 PB7 34
37 NC
35 NC
33 NC
31 NC
29 NC
27 NC
25 VDD 27/28/29
23 VSS 25/26
21 XIN 23
19 PB5 21
17 PD3 19
15 PB3 17
13 PB1 15
11 NC
9 NC
7 NC
5 NC
3 NC
1 VDD
29
HT98R068 Two-way Radio MCU
Real
Real Chip
Chip J6
Pin Name
Pin
VSS 46
39 PC0 44
41 PC2 42
43 PD4 40
45 PD6 38
NC 36
NC 34
51 PA6 32
53 PA4 30
55 PC5 28
57 PC7 26
59 PD1 24
NC 22
NC 20
NC 18
63 MIC_O 16
1 DEMOD 14
3 VAGREF 12
5 AUX 10
7 PE0 8
9 MOD 6
11 VCCA2 4
VEXT 2
Real Chip Real
J6
Pin Name Chip Pin
45 VSS
43 PC1 40
41 PC3 42
39 PD5 44
37 PD7 46
35 NC
33 PA7/RESB 50
31 PA5 52
29 PC4 54
27 PC6 56
25 PD0 58
23 NC
21 VSS 60/61
19 NC
17 NC
15 MIC_I 64
13 VAG 2
11 VCCA1 4
9 PE1 6
7 SMOD 8
5 AUDO 10
3 VSS 12
1 VEXT