upd75238 Renesas Electronics Corporation., upd75238 Datasheet - Page 46

• Manufacturer Part Number: upd75238
• Description: 4 Bit Single-chip Microcomputer
• Manufacturer: Renesas Electronics Corporation.

46
Remarks 1. Port 10: K = 16, m = 10
Remarks 1. Port 12: K = 0, m = 12
2. Port 11: K = 20, m = 11
2. Port 13: K = 4, m = 13
4
8
4
8
S
S
S
S
S
S
K+1
K+2
K+3
K+1
K+2
K+3
S
S
K
K
Fig. 4-8 Configuration of Ports 10 and 11
Fig. 4-9 Configuration of Ports 12 and 13
STATB
DSPM
STATA
DSPM
P-ch open-drain
output buffer
P-ch open-drain
output buffer
Mask option
Mask option
Pull-down
resistor
Mask option
Pull-down
resistor
S
S
S
V
(Specified
for S16 to
S23 at a time)
S
S
S
S
S
V
K
K+1
K+2
K+3
LOAD
K
K+1
K+2
K+3
LOAD
/Pm0
/Pm0
/Pm1
/Pm2
/Pm3
/Pm1
/Pm2
/Pm3
PD75238