diff options
Diffstat (limited to 'src/devices/cpu/mn1400/mn1400base.cpp')
| -rw-r--r-- | src/devices/cpu/mn1400/mn1400base.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/devices/cpu/mn1400/mn1400base.cpp b/src/devices/cpu/mn1400/mn1400base.cpp index 812480fc0ac..01543bd4ae3 100644 --- a/src/devices/cpu/mn1400/mn1400base.cpp +++ b/src/devices/cpu/mn1400/mn1400base.cpp @@ -4,7 +4,25 @@ Matsushita (Panasonic) MN1400 family MCU cores -x +4-bit microcontroller introduced in 1977, possibly Matsushita's first MCU. + +Basic models: + +MN1400: 1KB ROM, 64 nibbles RAM +MN1402: 768 bytes ROM, 32 nibbles RAM +MN1403: 0.5KB ROM, 16 nibbles RAM, 18 pins +MN1404: 0.5KB ROM, 16 nibbles RAM, 16 pins +MN1405: 2KB ROM, 128 nibbles RAM + +MN1420: MN1400 with LED driver +MN1421: 28-pin version of MN1420 +MN1425: MN1405 with LED driver + +MN1430: high-voltage version of MN1400 +MN1435: high-voltage version of MN1405 + +MN1450/MN1460: CMOS version of MN1400 +MN1455/MN1465: CMOS version of MN1405 */ |
